CHAUVIN ARNOUX 30 MHZ ARBITARY FUNCTION GENERATOR User manual

Category
Power generators
Type
User manual
EN - User’s manual
Function/Arbitrary Waveform Generator
GX 1030
2
WARNING, risk of DANGER ! The operator should refer to this user's manual whenever this danger symbol appears.
The instrument should been operating continuously for more than 30 minutes within specied operating temperature
range (18°C ~ 28°C).
WARNING! Risk of electric shock. The voltage on the parts marked with this symbol may be dangerous.
Earth. Chassis ground
The CE marking indicates compliance with the European Low Voltage Directive (2014/35/EU), Electromagnetic
Compatibility Directive (2014/30/EU), and Restriction of Hazardous Substances Directive (RoHS, 2011/65/EU and
2015/863/EU).
The UKCA marking certies that the product is compliant with the requirements that apply in the United Kingdom,
in particular as regards Low-Voltage Safety, Electromagnetic Compatibility, and the Restriction of Hazardous
Substances.
The rubbish bin with a line through it indicates that, in the European Union, the product must undergo selective
disposal in compliance with Directive WEEE 2012/19/EU. This equipment must not be treated as household waste.
Denitions of the measurement categories
Measurement category IV corresponds to measurements taken at the source of low-voltage installations.
Example: power feeders, meters and protection devices.
Measurement category III corresponds to measurements on building installations.
Example: distribution panel, circuit-breakers, machines or xed industrial devices.
Measurement category II corresponds to measurements taken on circuits directly connected to low-voltage installations.
Example: power supply to domestic electrical appliances and portable tools.
Denitions of overvoltage categories
Overvoltage category IV concerns equipment installed where the power supply enters a building, or nearby, between the point
of entry and the main distribution frame. This equipment can include electricity meters and primary overvoltage protection
devices.
Overvoltage category III concerns equipment that is part of the electrical installation of a building. This equipment includes
sockets, fuse panels, and some network installation control devices.
Overvoltage category II concerns equipment designed to be supplied from the electrical installation of the building. It includes
both equipment connected by plugs and equipment connected permanently.
Thank you for purchasing a GX 1030 Function/Arbitrary Waveform Generator.
For best results from your device:
read this user's manual carefully,
comply with the precautions for use.
3
CONTENTS
1. DELIVERY CONDITION ......................................................................................................................................................5
2. PRESENTATION ..................................................................................................................................................................6
2.1. Key features ................................................................................................................................................................6
2.2. Output connections ......................................................................................................................................................6
2.3. Impedance adaptation .................................................................................................................................................6
3. DESCRIPTION OF THE INSTRUMENT .............................................................................................................................7
3.1. Getting started .............................................................................................................................................................7
3.2. Handle adjustment ......................................................................................................................................................8
3.3. The Front/Rear Panel and User Interface ...................................................................................................................9
4. FUNCTIONAL DESCRIPTION .......................................................................................................................................... 11
4.1. To select the waveform ............................................................................................................................................. 11
4.2. To Set Modulation/Sweep/Burst ...............................................................................................................................14
4.3. To Turn On/O Output ..............................................................................................................................................15
4.4. To Use Numeric Input ................................................................................................................................................15
4.5. To Use Common Function Keys ................................................................................................................................16
5. FUNCTIONAL DESCRIPTION - HOW TO MEASURE THE DIFFERENT WAVEFORMS ? ........................................ 17
5.1. To Set Sine Waveform ...............................................................................................................................................17
5.2. To Set Square Waveform ...........................................................................................................................................20
5.3. To Set Ramp Waveform .............................................................................................................................................21
5.4. To Set Pulse Waveform .............................................................................................................................................22
5.5. To Set Noise Waveform .............................................................................................................................................24
5.6. To Set DC Waveform ................................................................................................................................................26
5.7. To Set Arbitrary Waveform ......................................................................................................................................... 26
5.8. To Set Harmonic Function ........................................................................................................................................33
5.9. To Set Modulation Function .......................................................................................................................................34
5.10. To Set Sweep Function ............................................................................................................................................42
5.11. To Set Burst Function...............................................................................................................................................45
6. TO STORE AND RECALL .................................................................................................................................................48
6.1. Storage System .........................................................................................................................................................49
6.2. File Type ....................................................................................................................................................................49
6.3. File Operation ............................................................................................................................................................50
7. TO SET UTILITY FUNCTION ............................................................................................................................................ 52
7.1. System settings .........................................................................................................................................................53
7.2. Test/Cal ......................................................................................................................................................................58
7.3. Frequency Counter .................................................................................................................................................... 61
7.4. Output ........................................................................................................................................................................ 62
7.5. CH Copy/Coupling ..................................................................................................................................................... 64
7.6. Remote Interface .......................................................................................................................................................66
7.7. Sync Output ............................................................................................................................................................... 71
7.8. Clock Source .............................................................................................................................................................72
7.9. Phase Mode ..............................................................................................................................................................72
7.10. Overvoltage Protection ............................................................................................................................................73
8. TROUBLE SHOOTING ......................................................................................................................................................74
9. TECHNICAL SPECIFICATIONS .......................................................................................................................................74
9.1. General ...................................................................................................................................................................... 74
9.2. Waveforms specications .......................................................................................................................................... 75
9.3. Output Specication ..................................................................................................................................................75
9.4. DC Oset ................................................................................................................................................................... 76
9.5. Waveform Output.......................................................................................................................................................76
9.6. Modulation .................................................................................................................................................................76
9.7. Sweep CH1 / CH2 .....................................................................................................................................................77
9.8. Burst CH1/CH2 .......................................................................................................................................................... 77
9.9. Reference clock Input/Output ....................................................................................................................................77
9.10. Auxiliary In/Out Characteristics ................................................................................................................................77
10. REFERENCE CONDITIONS ...........................................................................................................................................78
10.1. Environmental conditions ........................................................................................................................................78
10.2. Mechanical characteristics ......................................................................................................................................78
10.3. Conformity to international standards / Electrical safety ..........................................................................................79
10.4. Electromagnetic compatibility ..................................................................................................................................79
11. MAINTENANCE ................................................................................................................................................................ 79
11.1. Cleaning ...................................................................................................................................................................79
11.2. Updating of the internal software .............................................................................................................................79
12. WARRANTY ...................................................................................................................................................................... 80
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PRECAUTIONS FOR USE
This instrument is designed to be powered by a mains voltage of category II. The main energy sources are 120 V e or 240 V e.
Use only the power cord supplied with the unit.
Carefully read the following safety precautions to avoid any personal injuries or damages to the instrument and any product
connected to it. To avoid potential hazards, please use the instrument as specied.
Failure to observe the safety instructions may result in electric shock, re, explosion, or destruction of the instrument and of the
installations.
Observe all terminal ratings. To avoid re or electric shock, please observe all ratings and sign instructions on the instrument.
Before connecting the instrument, please read the manual carefully to gain more information about the ratings.
The operator and/or the responsible authority must carefully read and clearly understand the various precautions to be taken
in use. Sound knowledge and a keen awareness of electrical hazards are essential when using this instrument.
If you use this instrument other than as specied, the protection it provides may be compromised, thereby endangering you.
Do not use the instrument if it seems to be damaged, incomplete, or poorly closed.
Before each use, check the condition of the insulation on the leads, housing, and accessories. Any item of which the insulation
is deteriorated (even partially) must be set aside for repair or scrapping.
Ground the Instrument. The instrument is grounded through the protective ground conductor of the power line. To avoid electric
shock, the ground conductor must be connected to the earth ground. Make sure the instrument is grounded correctly before
connecting its input or output terminals.
Do not alter or remove the grounding. Without grounding, all conductive elements (including control buttons) can cause
electrocution. Failure to follow these instructions may result in injury or death.
Before using your device, check that it is perfectly dry. If it is wet, it must be thoroughly dried before being connected or being
operated in any way.
Use personal protection equipment systematically.
When handling the leads, test probes, and crocodile clips, keep your ngers behind the physical guard.
Connect the signal wire correctly. The potential of the signal wire ground is equal to the earth, therefore do not connect the
signal wire to a high voltage. Do not touch the exposed contacts or components.
Use properly rated power line connections. Use only the specied power line which has been approved by your local regulatory
agency.
All troubleshooting and metrological checks must be performed by competent and accredited personnel.
When using the device, keep your ngers behind the physical guard.
Avoid circuit or wire exposure. Do not touch exposed contacts or components when the power is on.
The safety of any system in which this device is incorporated is the responsibility of the system integrator.
Unless otherwise specied, grounding on the front or rear panel of the unit is only indicative and is not without risk.
Do not use the device in an explosive or ammable atmosphere.
Comply with the environmental conditions of use:
- Do not operate in wet/damp conditions.
- Do not operate:
- in an explosive atmosphere.
- In a harmful or corrosive environment, in the presence of smoke, ammable gases or vapors and ne
particles
- If the temperature is dierent from the operating temperature specied in this manual.
- At a high altitude that would alter atmospheric pressure or if the ambient gas is not air.
- In environments where air circulation is dicult, even if temperatures are within specications.
- In full sun.
Keep the surface of the instrument clean and dry.
This instrument is designed for use in a place with a degree of pollution 2. The operating temperature is between 0°C and 40°C,
Operating humidity must be 90% relative humidity at < 35°C and 60% relative humidity at 35°C – 40°C non-condensing.
The measurement may be distorted if carried out in a non-compliant environment. The measurement may be distorted if carried
out in an environment subject to rapid variations in temperature, humidity or brightness, mechanical vibration or shock, electrical
noise or disturbance, high magnetic or electrical eld.
This instrument contains one or more fans. For the continued safe use of the appliance, it is essential that the air inlets and
exhaust ports are not obstructed by dust or debris that could reduce the airow. Leave a gap of at least 25mm around each side of
the instrument that contains air inlets and air exhaust ports. If the instrument is installed in a test bay, position the power devices
above the instrument to reduce circuit heating. Do not use the instrument if you cannot verify the proper operation of the fan(s)
(note that some fans may have an intermittent operating cycle). Do not insert any objects into or out of the fan.
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For safe use of the device
- Do not place heavy objects on the instrument.
- Do not obstruct the instrument’s cooling airow.
- Do not place a hot soldering iron on the instrument.
- Do not pull the instrument by the power cord or its test cables.
- Never move the instrument when cables are connected to an application
Power input voltage
The instrument has a universal power supply that accepts a mains voltage and a frequency between:
- 100 - 240 V (± 10 %), 50 - 60 Hz (± 5 %)
- 100 - 127 V, 45 - 440 Hz
Before connecting to a mains outlet or power source, ensure that the ON/OFF switch is set to OFF and verify that the power cord
and extension cord are compatible with the voltage/current range and that the circuit capacity is sucient. Once the checks are
done, connect the cable rmly.
The mains power cord included in the package is certied for use with this instrument. To change or add an extension cable, make
sure that it meets the power requirements of this instrument. Any use of unsuitable or dangerous cables will void the warranty.
1. DELIVERY CONDITION
Check to make sure that all the items you ordered have been supplied.
Delivered in a cardboard box with:
1 Quick start guide paper
1 user's manual in pdf on website
1 PC software SX-GENE on website
1 multilingual safety sheet
1 compliance attestation
A power cord that ts the standards 2p+T
1 USB cable.
For accessories and spares, visit our web site:
www.chauvin-arnoux.com
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2. PRESENTATION
The GX 1030 is a dual-channel function/arbitrary waveform generator with specications of up to 30 MHz maximum bandwidth,
150 MSa/s sampling rate and 14-bit vertical resolution.
The proprietary EasyPulse technology helps to solve the weaknesses inherent in traditional DDS generators when generating
pulse waveforms, and the special square wave generator is capable of generating square waveforms with up to 30 MHz frequency
and low jitter.
With these advantages, GX 1030 can provide users with a variety of high delity and low jitter signals and can meet the growing
requirements of complex and extensive applications.
2.1. KEY FEATURES
Dual-channel, with bandwidth up to 30 MHz and amplitude up to 20 Vpp
150 MSa/s sampling rate, 14-bit vertical resolution, and 16 kpts waveform length
Innovative Easy Pulse technology, capable of generating lower jitter
Pulse waveforms, brings a wide range and extremely high precision in pulse width and rise/fall times adjustment
Special circuit for a Square wave, which can generate Square wave with frequencies up to 60 MHz and jitter less than 300 ps
+ 0.05 ppm of period
A variety of analog and digital modulation types: AM, DSB-AM, FM, PM, FSK, ASK, PSK and PWM
Sweep and Burst functions
Harmonic waveforms generating function
Waveforms combining function
High precision Frequency Counter
196 kinds of built-in arbitrary waveforms
Standard interfaces: USB Host, USB Device(USBTMC), LAN (VXI-11)
LCD 4.3” display 480X272 points
2.2. OUTPUT CONNECTIONS
The function generator output circuits operate as a voltage source with an impedance of 50 ohms. At higher frequencies, an
incorrectly loaded output can cause errors without the output waveform. In addition, loads with an impedance less than 50 ohms
will reduce the amplitude of the waveform while loads with an impedance greater than 50 ohms will increase the amplitude of the
waveform.
Excessive distortion or errors caused by incorrect terminators are less noticeable at low frequencies, especially with sinusoidal or
triangular waveforms. Follow these precautions to ensure the integrity of the waveform :
Use 50 Ω coaxial cables and good quality connectors.
Make all connections as short as possible.
Use good attenuators, if necessary, to reduce the amplitudes of waveforms applied to sensitive circuits.
Use 50 Ω terminations or suitable impedance devices to avoid reection.
Make sure that attenuators and terminators can withstand the proper power.
If there is a DC voltage in the output load, use a serial coupling capacitor with the load. The time constant of the coupling capacitor
and the load must be long enough to maintain the pulse platitude.
2.3. IMPEDANCE ADAPTATION
If the wave generator is connected to a high impedance, such as an input impedance of 1 MΩ (in parallel with a capacitor) at the
input of an oscilloscope, connect the coaxial cable to a 50 attenuator, to a 50 Ω terminator and the oscilloscope. The attenuator
isolates the input capacity of the device and allows a correct adaptation of the output of the generator.
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3. DESCRIPTION OF THE INSTRUMENT
3.1. GETTING STARTED
1. Check Power Supply
Make sure that the supply voltage is correct before turning on the instrument. The supply voltage range shall comply with
the specications.
2. Power Supply Connection
Connect the power cord to the receptacle on the rear panel and press the ON switch to turn on the instrument. A start
screen will appear on the screen during initialization followed by the main screen display.
3. Auto Check
Press Utility, and select the Test/Cal option.
Then select the SelfTest option. The device has 4 automatic test options: check the screen, keys, LEDs and internal circuits.
4. Output Check
Follow the steps below to perform a quick check of settings and output signals.
Turn the device on and set it to the default settings. To do this, press Utility, then System, then Set To Default.
1. Connect the BNC output of CH1 (green) to an oscilloscope.
2. Press the Output key on the BNC output of CH1 to start the output and observe a wave according to the above parameters.
3. Press the Parameter key.
4. Press Freq or Period in the menu and change the frequency using the numeric keypad or rotary button. Observe the change
on the scope display.
5. Press Amplitude and use the rotary button or numeric keyboard to change the amplitude. Observe the change on the scope
display.
6. Press DC Oset and use the rotary button or numeric keyboard to change the Oset DC. Observe the changes on the display
when the scope is set for DC coupling.
7. Now connect the CH2 (yellow) BNC output to an oscilloscope and follow steps 3 and 6 to control its output. Use CH1/CH2 to
switch from one channel to another.
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3.2. HANDLE ADJUSTMENT
To adjust the handle position of the GX 1030, please grip the handle by the sides and pull it outward. Then, rotate the handle to
the desired position.
Figure 1: Viewing Position and Carrying Position
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3.3. THE FRONT/REAR PANEL AND USER INTERFACE
This chapter will provide a brief introduction and description for the operation and functions of the front/rear panel.
The Front Panel GX 1030 has a clear and simple front panel which includes a 4.3 inch screen, menu softkeys, numeric keyboard,
knob, function keys, arrow keys and channel control area.
Figure 2: Front Panel of GX 1030
The Rear Panel provides multiple interfaces, including Counter, 10 MHz In/Out, Aux In/Out, LAN, USB Device, Earth Terminal and
AC Power Supply Input.
Figure 3: Rear Panel of GX 1030
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User Interface
GX 1030 can only display parameters and waveform information for one channel at a time.
The picture below shows the interface when CH1 chooses AM modulation of a sine waveform. The information displayed may
vary depending on the function selected
Figure 4: User Interface
1. Waveform Display Area
Displays the currently selected waveform of each channel.
2. Channel Status Bar
Indicates the selected status and output conguration of the channels.
3. Basic Waveform Parameters Area
Shows the current waveform's parameters of each channel. Press Parameter and select the corresponding softkey to highlight
the parameter to congure. then use number keys or knob to change the parameter value.
4. Channel Parameters Area
Displays the load and output load, as selected by the user.
Load ---- Value of the output load, as selected by the user.
Press Utility Output Load, then use the softkeys, number keys or knob to change the parameter value; or continue pressing
the corresponding output key for two second to switch between High Impedance and 50 Ω.
High Impedance: display HiZ
Load: display impedance value (the default is 50 Ω and the range is 50 Ω. to 100 kΩ).
Note: This setting does not actually change the instrument's output impedance of 50 Ω but rather is used to maintain amplitude
accuracy into dierent load values.
Output: Channel output state.
After pressing corresponding channel output control port, the current channel can be turned on/o.
5. LAN Status icon
GX 1030 will show dierent prompt messages based on the current network status.
This mark indicates LAN connection is successful.
This mark indicates there is no LAN connection or LAN connection is unsuccessful.
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6. Mode Icon
This mark indicates current mode is Phase-locked.
This mark indicates current mode is Independent.
7. Menu
Shows the menu corresponding to the displayed function. For example, Figure 4 shows the parameters of AM modulation.
8. Modulation Parameters Area
Shows the parameters of the current modulation function. After selecting the corresponding menu, use number keys or knob to
change the parameter value.
4. FUNCTIONAL DESCRIPTION
4.1. TO SELECT THE WAVEFORM
Press [Waveforms] to enter the menu as Figure 5 shows. The example below will help familiarize with the waveform selection
settings.
Figure 5 Waveform Selections
1. Press [Waveforms] key and then press [Sine] softkey. The GX 1030 can generate sine waveforms with frequencies from 1 μHz to
30 MHz. By setting Frequency/Period, Amplitude/High level, Oset/Low level and Phase, a sine waveform with dierent
parameters can be generated
Figure 6: Sine Display Interface
2. Press [Waveforms] key and then press [Square] softkey. The generator can generate square waveforms with frequencies
from 1 μHz to 30 MHz and variable duty cycle. By setting Frequency/Period, Amplitude/High level, Oset/Low level, Phase and
DutyCycle, a square waveform with dierent parameters can be generated
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Figure 7: Square Display Interface
3. Press [Waveforms] key and then press [Ramp] softkey. The generator can generate ramp waveforms with frequencies from 1 μHz
to 500 kHz and variable symmetry. By setting Frequency/Period, Amplitude/High level, Oset/Low level, Phase and Symmetry,
a ramp waveform with dierent parameters can be generated.
Figure 8: Ramp Display Interface
4. Press [Waveforms] key and then press [Pulse] softkey. The generator can generate pulse waveforms with frequencies from 1 μHz
to 12.5 MHz and variable pulse width and rise/fall times. By setting Frequency/Period, Amplitude/High level, Oset/Low level,
PulWidth/Duty, Rise/Fall and Delay, a pulse waveform with dierent parameters can be generated.
Figure 9: Pulse Display Interface
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5. Press [Waveforms] key and then press [Noise Stdev] softkey. The generator can generate noise with a 60 MHz bandwidth. By
setting Stdev and Mean, noise with dierent parameters can be generated.
Figure 10: Noise Display Interface
6. Press [Waveforms] key and then press [Page 1/2], last press the DC softkey. The generator can generate a DC signal with a
level up to ± 10 V into a HighZ load or ± 5 V into a 50 Ω load.
Figure 11: DC Display Interface
7. Press [Waveforms] key and then press [Page 1/2], lastly press the [Arb] softkey.
The generator can generate repeatable arbitrary waveforms with 16 K points and frequencies up to 6 MHz. By setting Frequency/
Period, Amplitude/High level, Oset/Low level and Phase, an arbitrary waveform with dierent parameters can be generated.
Figure 12: Arbitrary Waveform Display Interface
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4.2. TO SET MODULATION/SWEEP/BURST
As shown in Figure 13, there are three keys on the front panel which are used for modulation, sweep and burst settings. The
instructions below will help to explain these functions.
Figure 13: Modulate/Sweep/Burst Key
1. Press [Mod], the Modulation function will be enabled.
The modulated waveform can be changed by modifying the parameters such as Type, Source, AM Depth, AM Freq, Shape, etc.
The GX 1030 can modulate waveforms using AM, FM, PM, ASK, FSK, PSK, PWM and DSB-AM, etc. Pulse waveforms can only
be modulated using PWM. Noise and DC waveforms cannot be modulated.
Figure 14: Modulation Display Interface
2. Press [Sweep], the Sweep function will be enabled.
Sine, square, ramp and arbitrary waveforms support the sweep function. In sweep mode, the GX 1030 can generate signals
with variable frequency.
The available range of sweep time is from 1 ms to 500 s. The trigger source can be Internal, External or Manual.
Figure 15: Sweep Waveform Display Interface
3. Press [Burst], the Burst function will be enabled.
Burst signals for sine, square, ramp, pulse or arbitrary waveforms may be generated. Start Phase ranges from 0° to 360° and
Burst Period ranges from 1 μs to 1000 s.
15
Figure 16: Burst Waveform Display Interface
4.3. TO TURN ON/OFF OUTPUT
As shown in Figure 17, there are two keys on the right side of the operation panel which are used to enable / disable the output of
the two channels. Choose a channel and press the corresponding Output key, the key backlight will be lighted and the output will
be enabled. Press the Output key again, the key backlight will be extinguished and the output will be disabled. Keep pressing the
corresponding output key for two seconds to switch between High Impedance and 50 Ω load.
Figure 17: Output Keys
4.4. TO USE NUMERIC INPUT
As shown in
Figure 18: Front Panel Digital Input
There are three sets of keys on the front panel, which are arrow keys, knob and numeric keyboard.
The instructions below will help to familiarize you with the digital input selection.
1. The numeric keyboard is used to enter the parameter's value.
2. The knob is used to increase (clockwise) or decrease (counterclockwise) the current digit when setting parameters.
3. When using knob to set parameters, the arrow keys are used to select the digit to be modied.
When using numeric keyboard to set parameters, the left arrow key is used as a Backspace function.
16
4.5. TO USE COMMON FUNCTION KEYS
As shown in Figure 19, there are ve keys on the operation panel which are labeled [Parameter], [Utility], [Store/Recall],
[Waveforms], and [Ch1/Ch2]. The instructions below will help to familiarize you with these functions.
Figure 19: Waveforms Utility and Parameter Key
1. The Parameter key makes it convenient for the operator to set the parameters of basic waveforms directly.
2. The Utility key is used to set the auxiliary system function, such as output congurations, interface setting, system setting
information, performing the instrument self-test and reading the calibration information, etc.
3. The Store/Recall key is used to store and recall waveform data and conguration information.
4. The Waveforms key is used to select basic waveforms.
5. The Ch1/Ch2 key is used to switch the currently selected channel between CH1 and CH2 After start-up, CH1 is selected as
default. At this point, press the key to select CH2.
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5. FUNCTIONAL DESCRIPTION
HOW TO MEASURE THE DIFFERENT WAVEFORMS ?
5.1. TO SET SINE WAVEFORM
Press [Waveforms] key to select the waveform function and then press the [Sine softkey]. The sine waveform parameters are
set by using the sine operation menu.
The parameters available for sine waveforms include frequency/period, amplitude/high level, oset/low level and phase. Dierent
sine signals can be generated by setting these parameters.
As shown in Figure 20, in the soft key menu, select Frequency. The frequency parameter area is highlighted in the parameter
display window, and users can set the frequency value here.
Figure 20: Sine Parameters Display Interface
Function menu Explanations
Frequency / Period Set the signal frequency or period. The current parameter will be switched with a second press.
Amplitude / HighLevel Set the signal amplitude or high level. The current parameter will be switched with a second press.
Oset/LowLevel Set the signal oset or low level. The current parameter will be switched with a second press.
Phase Set the phase of the signal.
Menu Explanations of Sine Waveform
To Set the Frequency/Period
Frequency is one of the most important parameters of basic waveforms. For dierent instrument models and waveforms, the
available ranges of frequency are dierent.
For detailed information, please refer to specications.
The default frequency is 1 kHz.
1. Press [Waveforms] → [Sine] → [Frequency], to set the frequency parameter.
The frequency shown on the screen when the instrument is powered on is the default value or the set value of last power down.
If Period (rather than Frequency) is the desired parameter, press Frequency/Period again to enter the Period mode. The current
value for the waveform's period is now displayed in inverse color. Press the Frequency/Period key once again to return to the
Frequency entry mode.
2. Input the desired frequency.
Use the numeric keyboard to input the parameter value directly, and press the corresponding key to select the parameter unit.
Or use the arrow keys to select the digit to edit, and then use the knob to change its value.
18
Figure 21: Setting the Frequency
Note: When using the numeric keyboard to enter the value, the left arrow key can be used to move the cursor backward and
delete the value of the previous digit.
To Set the Amplitude
The amplitude setting range is limited by the Load and Frequency/Period settings. For detailed information, please refer to
specications.
1. Press [Waveforms] → [Sine] → [Amplitude], to set the amplitude.
The amplitude shown on the screen when the instrument is powered on is the default value or the set value of last power down. If
setting the waveform's high level is desired, press the Amplitude/HighLevel key again to switch into the high level parameter (the
current operation is displayed in inverse color).
2. Input the desired amplitude.
Use the numeric keyboard to input the parameter value directly, and press the corresponding key to select the parameter unit. Or
use the arrow keys to select the digit to edit, and then use the knob to change its value
Figure 22: Setting the Amplitude
To Set the Oset
The oset setting range is limited by the Load and Amplitude/HighLevel settings. For detailed information, please refer to
specications. The fault value is 0 VDC.
1. Press [Waveforms] → [Sine] → [Oset], to set the oset.
The oset shown on the screen when the instrument is powered on is the default value or the set value of last power down. If you
want to set the waveform by low level, press the Oset/LowLevel key again, to switch into the low level parameter (the current
operation is displayed in inverse color).
2. Input the desired oset.
Use the numeric keyboard to input the parameter value directly, and press the corresponding key to select the parameter unit. Or
use the arrow keys to select the digit to edit, and then use the knob to change its value.
19
Figure 23: Setting the Oset
To Set the Phase
1. Press [Waveforms] → [Sine] → [Phase], to set the phase.
The Phase shown on the screen when the instrument is powered on is the default value or the set value of last power down.
2. Input the desired phase.
Use the numeric keyboard to input the parameter value directly and press the corresponding key to select the parameter unit. Or
use the arrow keys to select the digit to edit, and then use the knob to change its value.
Figure 24: Setting the Phase
Note: When the independent mode is enabled, the phase parameter cannot be modied.
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5.2. TO SET SQUARE WAVEFORM
Press [Waveforms] key to select the waveform function, and press the [Square] softkey.
The square waveform parameters are set by using the Square operation menu.
The parameters of square waveforms include frequency/period, amplitude/high level, oset/low level, phase and duty. As shown
in Figure 25, select DutyCycle.
The duty cycle parameter area is highlighted in the parameter display window, and users can set the duty cycle value here.
Figure 25: Square Parameters Display Interface
Function menu Explanations
Frequency / Period Set the signal frequency or period. The current parameter will be switched with a second press.
Amplitude / HighLevel Set the signal amplitude or high level. The current parameter will be switched with a second press.
Oset/LowLevel Set the signal oset or low level. The current parameter will be switched with a second press.
Phase Set the phase of the signal.
DutyCycle Set the duty cycle for square waveform
Menu Explanations of Square Waveform
To Set the Duty Cycle
Duty Cycle: The ratio of the amount of time the pulse is in the high state and the waveform's period.
The Duty Cycle setting range is limited by the Frequency/Period setting.
For detailed information, please refer to specications.
The default value is 50 %
1. Press [Waveforms] → [Square] → [DutyCycle], to set the duty cycle.
The duty cycle shown on the screen when the instrument is powered on is the default value or the set value of last power down.
2. Input the desired Duty Cycle.
Use the numeric keyboard to input the parameter value directly and press the corresponding key to select the parameter unit. Or
use the arrow keys to select the digit to edit, and then use the knob to change its value. The generator will change the waveform
immediately.
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CHAUVIN ARNOUX 30 MHZ ARBITARY FUNCTION GENERATOR User manual

Category
Power generators
Type
User manual

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