VOLTCRAFT VC731 Operating Instructions Manual

STROMZANGE

 BEDIENUNGSANLEITUNG SEITE 2 - 39

CURRENT INJECTION PROBE

 OPERATING INSTRUCTIONS PAGE 40 - 77

PINCE AMPÈREMÉTRIQUE

 NOTICE D’EMPLOI PAGE 78 - 115

STROOMTANG

 GEBRUIKSAANWIJZING PAGINA 116 - 153

Best.-Nr. / Item no. /

N° de commande / Bestelnr.

40 92 32 (VC731)

40 92 33 (VC732)



VERSION 08/13

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TABLE OF CONTENTS

Page

1. Introduction ..................................................................................................................... 41

2. Intended Use .................................................................................................................. 42

3. Scope of Delivery ........................................................................................................... 43

4. Explanation of Symbols .................................................................................................. 44

5. Safety Information .......................................................................................................... 45

6. Notes on Batteries/Rechargeable Batteries .................................................................. 48

7. Control Elements ............................................................................................................ 49

8. Inserting/Replacing Battery ............................................................................................ 51

9. Display and Symbols ...................................................................................................... 52

10. Commissioning ............................................................................................................... 53

11. Operation ........................................................................................................................ 54

a) HOLD Function .......................................................................................................... 54

b) NCV-Function (Contact-Free Voltage Recognition) ................................................ 54

c) Voltage Measurement ............................................................................................... 55

d) Frequency Measurement .......................................................................................... 56

e) Recording MAX/MIN Values ..................................................................................... 57

f) THD-Measurement (Harmonic Content) .................................................................. 58

g) LPF-Measurement (Low-Pass-Filter) ....................................................................... 58

h) Harmonic Distortion (Harmonic Content) ................................................................. 59

i) Measure Voltage Peaks (“Peak”).............................................................................. 60

j) Current Measurement ............................................................................................... 61

k) Measure Current Peaks (“Peak”) .............................................................................. 62

l) Measure Startup Current (“Inrush”) .......................................................................... 63

m) Power measurement ................................................................................................. 64

n) Phase Test ................................................................................................................. 65

o) Resistance Measuring .............................................................................................. 66

p) Continuity Test ........................................................................................................... 67

q) Diode test ................................................................................................................... 67

r) Capacity Measuring .................................................................................................. 68

s) Temperature Measurement (VC731 only) ................................................................ 69

t) Microampere Measurement (VC731 only) ............................................................... 70



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Page

12. Maintenance and Cleaning ............................................................................................ 71

a) General Information .................................................................................................. 71

b) Cleaning..................................................................................................................... 71

13. Disposal .......................................................................................................................... 72

a) General Information .................................................................................................. 72

b) Batteries/Rechargeable Batteries ............................................................................ 72

14. Technical Data ................................................................................................................ 73

1. INTRODUCTION

Dear Customer,

Thank you for making the excellent decision of purchasing this Voltcraft® product.

Voltcraft® - This name stands for above-average quality products in the areas of

measuring, charging and grid technology, characterised by technical competence,

extraordinary performance and permanent innovation.

Whether you are an ambitious hobby electronics technician or a professional user -

a product of the Voltcraft® brand family will provide you with the best solution for even the

most sophisticated of tasks. Special features: We offer the sophisticated technology and

reliable quality of our Voltcraft® products at a near-unbeatable price/performance ratio.

We lay the groundwork for long, good and successful cooperation.

Enjoy your new Voltcraft® product!

All company names and product names are trademarks of their respective owners.

42

2. INTENDED USE

The current injection probe issued for measuring and displaying electric parameters in the

range of overvoltage category III (up to 1000 V against earth potential, pursuant to

EN 61010-1) and all lower categories.

• Measurement of direct and alternating voltages up to 1,000 V (CAT III), 600 V (CAT IV)

• Measurement of alternating currents up to 600 A

• Measurement of direct currents up to 600 A (only VC732)

• Capacity measurement up to 4 mF

• Measurement resistance values of up to 100 kΩ

• Continuity test (acoustic)

• Diode test

• Temperature measurement up to 1000 °C (only VC731)

Operation is only permissible with the indicated battery/rechargeable battery type (see

chapter “Technical Data” at the end of these operating instructions).

The current injection probe must not be operated when it is open, i.e. with an open battery

compartment or when the battery compartment cover is missing.

Measurements in moist rooms or under detriment ambience conditions such as wetness or

high humidity, dust, flammable gases, vapours, solvents, thunderstorm or strong

electrostatic fields are not permissible.

For safety reasons, only use measuring lines or accessories which are adjusted to the

specifications of the current injection probe when measuring.

Any use other than that described above damages the product. Moreover, this is linked to

dangers such as short circuit, fire, electric shock, etc. No part of the product must be

modified or converted!

Always observe the safety information!

These operating instructions are part of this product. They contain important notes on

commissioning and handling. Also consider this if you pass on the product to any third

party. Therefore, retain these operating instructions for reference!

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3. SCOPE OF DELIVERY

• Current injection probe

• Battery (9 V block)

• Safety measuring cable

• Wire temperature sensor with temperature adapter (VC731 only)

• Storage pocket

• Operating instructions

44

4. EXPLANATION OF SYMBOLS

The triangle containing a lightning symbol warns against danger of electrical

shock or impairment of the electrical safety of the device.

An exclamation mark in a triangle indicates important notes in these operating

instructions that must be strictly observed.

¼

The “arrow” symbol can be found when there is special advice and notes regarding

the operation.



This device is CE-compliance and meets the applicable European directives

Protection class II (double or reinforced insulation)

CAT II Overvoltage category II for measurements on electric and electronic devices

connected to the mains supply with a mains plug. This category also covers all

lower categories (e.g. CAT I for measuring signal and control voltages).

CAT III Overvoltage category III for measuring in building installation (e.g. outlets or

sub-distribution). This category also covers all lower categories (e.g. CAT II for

measuring electronic devices).

CAT IV Overvoltage category IV for measuring at the source of the low-voltage

installation (e.g. main distribution, house-transfer points of energy providers,

etc.). This category also contains all lower categories.

Earth potential

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5. SAFETY INFORMATION

In case of damage caused by non-compliance with these operating

instructions, the warranty/guarantee will expire. We do not assume any

liability for consequential damage!

We do not assume any liability for damage to property or personal injury

caused by improper use or the failure to observe the safety instructions!

In such cases the warranty/guarantee will expire.

Dear Customer,

this safety information serves not only to protect the product, but also your own

safety and the safety of other persons. Therefore, read this chapter very

carefully before taking the product into operation!

This product left the manufacturer’s factory in a safe and perfect condition. To

maintain this condition and to ensure safe operation, the user must observe the

safety information and warning notes in these operating instructions.

• The unauthorized conversion and/or modification of the product is prohibited

for safety and approval reasons (CE).

• Meters and accessories are not toys and have no place in the hands of

children.

• The product is only suitable for operation in dry environments. No part of the

product must become damp or wet; do not touch it with damp or wet hands!

There is danger to life from electric shock!

Make sure that your hands, shoes, clothing, the floor, circuits and circuit

components are dry.

• Never use the product immediately after it was taken from a cold into a warm

environment. The condensation generated may destroy the product. Let the

product reach room temperature before using it.

• The product must not be used in potentially explosive areas.

• Check the current injection probe and its measuring lines for damage before

each measurement. Never perform measurements when the product and/or

measuring lines are damaged!

• Do not use the current injection probe just before, during or just after a

thunderstorm (lightning, high-energy overvoltage!).

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• Adjust the current injection probe to the desired measuring range before

each measurement. Incorrect measurements may destroy the product!

Ensure before every voltage measurement that the current injection probe is

not set to a measuring range for current.

• The measuring prods have to be removed from the measured object every

time the measuring range is changed.

• To avoid electric shock, make sure not to touch the connections/measuring

points to be measured directly or indirectly during measurement. Never

reach beyond the noticeable grip area marks at the measuring prods during

measurements.

• Remove the dust protection caps at the connection sockets before

connecting the measuring lines. Always install them after each measurement

to avoid contamination of the contacts.

• Observe the description of the figures in each chapter for each

measurement. Incorrect measurements may destroy the product.

• The voltage between the connection points must not exceed the voltage

indicated in the chapter “Technical Data”.

• Be especially careful when dealing with voltages >25 V/AC or >35 V/DC!

Even at these voltages it is possible to receive a potentially fatal electric

shock if you touch electrical conductors.

• Never touch the measuring prods during measurement!

• During each measurement, observe that the connections/measuring points

do not touch. Danger of short-circuit!

• For each measurement, ensure that the current probe sensor does not crush

any objects such as cables.

• Avoid operation in direct proximity of strong magnetic or electromagnetic

fields, transmitter aerials or HF generators, since the measured value can be

falsified here.

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• If you have reason to believe that the device can no longer be operated

safely, disconnect it immediately and make sure it is not unintentionally

operated. It can be assumed that safe operation is no longer possible if:

- the device shows visible damage

- the device no longer functions

- the device was stored under unfavourable conditions for an extended

period of time

- if it was subjected to heavy stress during transport

• At industrial sites, the accident prevention regulations of the association of

the industrial workers’ societies for electrical equipment and utilities must be

followed.

• In schools, training centres, computer and self-help workshops, handling of

meters must be supervised by trained personnel in a responsible manner.

• Do not leave packaging material unattended. It may become a dangerous

toy for children.

• Handle the product with care; impacts, shock or fall even from low heights

will damage it.

If you are not sure about the correct operation or if questions arise which are not covered

by the operating instructions, please do not hesitate to contact us or another specialist.

Voltcraft®, Lindenweg 15, D-92242 Hirschau, phone (+49) (0) 96 04 / 40 87 80.

48

6. NOTES ON BATTERIES/

RECHARGEABLE BATTERIES

• Keep batteries/rechargeable batteries out of the reach of children.

• Do not leave any batteries lying around openly. There is a risk of batteries being

swallowed by children or pets. If swallowed, consult a doctor immediately.

• Leaking or damaged batteries/rechargeable batteries may cause alkali burns if they

come in contact with the skin. Therefore, use suitable protective gloves.

Liquids leaking from batteries/rechargeable batteries are chemically highly aggressive.

Objects or surfaces that come into contact with them may take severe damage.

Therefore, keep batteries/rechargeable batteries in a suitable location.

• Batteries/rechargeable batteries must not be short-circuited, disassembled or thrown into

fire. Danger of explosion.

• Do not recharge normal, non-rechargeable batteries; danger of explosion!

• Always observe the correct polarity (plus/+ and minus/-) when inserting/connecting the

battery.

• The current injection probe can be operated with a rechargeable battery as well

according to its design, but for reasons of operational safety and time of operation, a

high-quality alkaline battery is recommended.

49

7. CONTROL ELEMENTS

VC731: VC732:

1 Current injection probe sensor

2 LED-display for contact-free voltage recognition

3 Opening lever for current injection probe sensor

4 LC display

5 Navigation joystick

6 Button “HOLD”

7 Setting wheel for measuring type

8 Reverse battery compartment

9 Socket “COM”

10 Connection socket for measurement of voltage, resistance and capacity

50

The navigation joystick (5) is used to control the displays/menus. A movement of the

joystick up, down, to the left and right corresponds to a corresponding control movement in

the displays/menus.

If the navigation joystick is pushed like a conventional button, this corresponds to

confirmation of a setting or selection (“ENTER”).

51

8. INSERTING/REPLACING BATTERY

• First terminate all measuring processes and remove the measuring cables from the

current injection probe.

• Switch off the current injection probe.

• Remove the cover for the battery compartment at the rear of the current injection probe

by turning out the attachment screw (see arrow in the figure above) with a small Phillips

screwdriver.

• Remove the discharged battery from the battery compartment.

• Connect a new battery to the battery clips. The special build of battery clips and 9 V-

block protects the connection against polarity reversal.

• Insert the battery into the battery compartment.

• Insert the battery compartment lid again. Ensure that the battery cable is not crushed.

• Last, carefully tighten the attachment screw. Do not use any force for this.

52

9. DISPLAY AND SYMBOLS

OFF The current injection probe is in the standby condition

REL Relative value measurement

AUTO Automatic measuring range selection

APO “Auto-Power-Off”

HOLD Active hold function

Status display for battery/rechargeable battery level

Diode test

Acoustic continuity test

Direct voltage/direct current

Alternating voltage/alternating current

Capacity

Temperature (VC731 only)

Microampere Measurement (VC731 only)

Earth potential

OL Measuring area is exceeded

Peak voltage/peak current (“Peak”)

Startup current (“Inrush”)

Harmonic distortion

THD Harmonic content

53

10. COMMISSIONING

After insertion of the battery, you can start with the desired measuring process.

Select the desired measuring range with the setting wheel (7).

The LC display lights up and the current injection probe is ready for operation.

For details on the different measurements, see chapter 11.

To save energy, the current injection probe switches off automatically after being inactive

for 15 minutes.

¼

To continue a measurement, move the setting wheel (7) to the position “OFF” and

then select your desired measuring range again.

Observe the description of the individual figures in each chapter for the diffe-

rent measurement types!

54

11. OPERATION

a) HOLD Function

Use the HOLD function to permanently display the current measured value and interrupt

the measurement.

For this, push the button “HOLD” during a measurement (6). The display indicates “HOLD”.

To deactivate, push the button “HOLD” again briefly (6). You may continue the

measurement.

b) NCV-Function (Contact-Free Voltage Recognition)

The NCV function (“non-contact-voltage detection”) leads to contact-free detection of the

presence of voltage at the conductors. The NCV sensor is attached at the top of the

current sensor.

Touch the NCV sensor to a conductor. When voltage is present, the red LED (2) lights up.

This function is only active with the current injection probe on.

¼

The highly sensitive NCV sensor may cause the LED to light up briefly at static

charges as well. This is normal and not a malfunction.

Always test this function at a known voltage source to avoid incorrect detection. There is a

danger of electric shock at incorrect detection!

55

c) Voltage Measurement

• Move the setting wheel (7) to the icon for voltage measurement “ ”.

• Connect the measuring lines to the current injection probe.

• After activation, the measuring range is always set to “AUTO SENSE” for automatic

recognition of the measured value AC or DC.

• Use the navigation joystick (5) to select the function “AC”, “DC” or “AC+DC”. Then a brief

signal sounds. Confirm your selection by pushing the navigator joystick (“ENTER”).

• Connect the two measuring prods with the object to be measured. Always measure in

parallel to the respective consumer.

• The measured value is indicated on the LC display.

¼

At voltages above 30 V, the LC-display shows the symbol “ ”.

• Remove the measuring lines from the object to be measured after the measurement and

switch off the current injection probe. For this, turn the setting wheel (7) into the position

“OFF”.

56

d) Frequency Measurement

• Move the setting wheel (7) to the icon for voltage measurement “ ” or current

measurement “ ” (VC732) or “ ” (VC731). Observe the information on voltage/

current measurement in chapter 11. c) and 11 j).

• To measure frequency (only possible at AC mode), select the symbol “Hz” with the

navigation joystick (5). Confirm your selection by pushing the navigator joystick

(“ENTER”).

• The frequency is indicated on the LC display.

57

e) Displaying MAX /MIN Values

• Move the setting wheel (7) to the icon for voltage measurement “ ” or current

measurement “ ” (VC732) or “ ” (VC731). Observe the information on voltage/

current measurement in chapter 11. c) and 11 j).

• To indicate the MAX/MIN values, select the symbol “MAX/MIN” with the navigation

joystick (5). Confirm your selection by pushing the navigator joystick (“ENTER”).

• The values are continually updated during measurement.

• Briefly push the navigation joystick (“ENTER”) again so that the values “MAX” (Maxi-

mum), “MIN” (Minimum) or the average “AVG” are displayed.

• Terminate this mode by pushing the navigation joystick for at least 2 seconds (“ENTER”).

58

f) THD-Measurement (Harmonic Content)

• Move the setting wheel (7) to the icon for voltage measurement “ ” or current

measurement “ ” (VC732) or “ ” (VC731). Observe the information on voltage/

current measurement in chapter 11. c) and 11 j).

• To measure the harmonic content (only possible at AC mode), select the symbol “THD”

with the navigation joystick (5). Confirm your selection by pushing the navigator joystick

(“ENTER”).

• The LC display indicates the value.

g) LPF-Measurement (Low-Pass-Filter)

• Move the setting wheel (7) to the icon for voltage measurement “ ” or current

measurement “ ” (VC732) or “ ” (VC731). Observe the information on voltage/

current measurement in chapter 11. c) and 11 j).

• To indicate the LPF indicator (only possible at AC mode), select the symbol “LPF” with

the navigation joystick (5). Confirm your selection by briefly pushing the navigator

joystick (“ENTER”).

• Terminate this mode by pushing the navigation joystick for at least 2 seconds (“ENTER”).

• The LC display indicates the value.

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