CONTINUITY
Audible indication: <50Ω±30Ω
Overload protection: 500VDC or AC rms
DIODE TEST
Accuracy: ±(3.0%rdg + 3dgts)
Resolution: 1mV
Test current: 1.0±0.6mA
Test voltage: <3.5V
TEMPERATURE
Ranges: -20°C to 1300°C
-4°F to -2372°F
Resolution: 1°C, 2°F
Accuracy: ±(2.0%rdg + 3dgts) on -20°C to 500°C
±(3.0%rdg + 2dgts) on 500°C to 1300°C
±(2.0%rdg + 6dgts) on -4°F to 932°F
±(3.0%rdg + 4dgts) on 932°F to 2372°F
A-H Button
In Auto hold mode, the meter will capture and hold the
first stable non-zero (>100 digits) reading after a zero
reading (<100 digits). Several consecutive measurements
can be held and displayed without pressing the (A-H)
button. Simply by shorting the test leads together between
measurements.
Press (A-H) to toggle in and out of the Auto Hold mode.
In the Auto Hold mode, the A-H annunciator is dis-
played.
REL
∆∆
∆∆
∆ Button
Press (REL ∆) to enter the Relative mode, zero the
display, and store the displayed reading as a reference
value. The relative mode annunciator (∆) is displayed.
Press (REL ∆) again to exit the relative mode.
∆∆
∆∆
∆ SET and
Back-Light
Button
( >2sec)
The Relative value can also be changed by the user.
To set the Relative value ,press the (∆ SET) to enter the
∆ SET mode, relative value enter via yellow buttons
(+/- 4300). Then press the (∆ SET) button, store the
reference value.
Press (REL ∆) to enter the Relative mode, then press
(∆ SET) to enter Relative set value as a reference value.
Press this button for 2 seconds to turn the Back-Light on.
As this also activates the ∆ SET mode, briefly press the
button to return to normal display.
To turn the Back-Light off press again for 2 seconds .The
Back-Light will switch-off automatically after about 30
seconds.
5. Use caution when measuring 10 amps on 10A range for
60s, always wait for 10 minutes before next measure-
ment of 10 amps for safety reasons.
Resistance and Continuity Measurements
1. Set the Function/Range switch to the resistance function.
2. Remove power from the equipment under test.
3. Connect the red test lead to the "VΩ" jack and the black
test lead to the "COM" jack.
4. Touch the probes to the test points. In ohms, the value
indicated in the display is the measured value of resistance.
5. The beeper sounds continuously, if the resistance is less
than 50Ω±30Ω.
WARNING
The accuracy of the functions might be slightly affected,
when exposed to a radiated electromagnetic field environ-
ment, e.g., radio, telephone or similar.
Diode Tests
1. Connect the red test lead to the "VΩ" jack and the black
test lead to the "COM" jack.
2. Set the Function/Range switch to the " " position.
3. Turn off power to the circuit under test.
4. Touch probes to the diode. A forward-voltage drop is
about 0.6V (typical for a silicon diode).
5. Reverse probes. If the diode is good, 1 OL is displayed.
If the diode is shorted, ".000" or another number is
displayed.
6. If the diode is open, 1 OL is displayed, in both directions.
MAINTENANCE
WARNING
Remove test leads before changing battery or fuse or
performing any servicing.
Battery Replacement
Power is supplied by a 9 volt "transistor" battery.
(NEDA 1604, IEC 6F22). The " " appears on the LCD
display when replacement is needed. To replace the bat-
tery, remove the two screws from the back of the meter and
lift off the battery case. Remove the battery from battery
contacts.
Fuse Replacement
If no current measurements are possible, check for a
blown overload protection fuse. There are two fuses; F1 for
the "mA" jack and F2 for the "10A" jack. For access to
fuses, remove the four screws from the back of the meter
and lift off the battery cover and case. Replace F1 only with
the original type 2A/600V, fast acting ceramic fuse.
Replace F2 only with the original type 10A/600V, fast
acting ceramic fuse.
Servicing
Refer all service and repair to Robin Electronics. Do not
attempt servicing or repair yourself. Robin Electronics
recommend this instrument is calibrated at least once every
12 months. Contact Robin for a competitive quotation.
7. If the junction is measured in a circuit and a low reading
is obtained with both lead connections, the junction may
be shunted by a resistance of less than 1kΩ. In this case
the diode must be disconnected from the circuit for
accurate testing.
OPERATION
Before taking any measurements, read the Safety Infor-
mation Section. Always examine the instrument for dam-
age, contamination (excessive dirt, grease, etc.) and de-
fects. Examine the test leads for cracked or frayed insula-
tion. If any abnormal conditions exist do not attempt to
make any measurements.
RANGE Button
Press (RANGE) button to select the Manual Range mode
and turn off the "AUTO" annunciator.
In the Manual Range mode. Each time you press
(RANGE) button, the range (and the input range annuncia-
tor) increments, and a new value is displayed. To exit the
Manual Range mode and return to autoranging, press and
hold down (RANGE) button for 2 seconds. The "AUTO"
annunciator turns back on.
MAX/MIN Button
Press (MAX/MIN) to enter the MAX MIN AVG Record-
ing mode (manual range only). The RECORD annuciator
turns on and the automatic power-off feature is disabled.
Push (MAX/MIN) to cycle through the maximum(MAX),
minimum(MIN), average(AVG) and present readings. Press
and hold down the (MAX/MIN) for 2 seconds to exit and
erase recorded reading.
TIME Button
Press (TIME) to enter elapsed-time mode.
Push (TIME) to cycle through the Minutes and seconds,
hours and minutes.
Press and hold down the (TIME) for 2 seconds to exit
TIME mode.
Voltage Measurements
1. Connect the red test lead to the "VΩ" jack and the black
test lead to the "COM" jack.
2. Set the Function/Range switch to the desired voltage
function.
3. Connect the test leads to the device or circuit being
measured.
4. For dc, a (-) sign is displayed for negative polarity;
positive polarity is implied.
Current Measurements
1. Set the Function/Range switch to the desired current
range and press the A toggle button to select AC or DC.
2. For current measurements less than 430mA, connect the
red test lead to the µAmA jack and the black test lead to
the COM jack.
3. For current measurements of 430mA or greater, connect
the red test lead to the 10A jack and the black test lead
to the COM jack.
4. Remove power from the circuit under test and open the
normal circuit path where the measurement is to be
taken. Connect the meter in series with the circuit.
Temperature Measurements
1. Set the Function/Range switch to the " °F/°C " position.
2. Push the " °F/°C " key, select the desired °F/°C scale.
3. Connect the temperature transition adaptor to the meter
and make sure " + " and "
-
" polarity is correct.
4. Connect a type K thermocouple to the jack on the
transition adaptor. Place the probe or thermocouple tip
on or in the material to be measured and take the
temperature reading directly from the display.
Cleaning
Periodically wipe the case with a damp cloth and
detergent, do not use abrasives or solvents.
GROUND
DOUBLE INSULATION
(Protection ClassII)
DC-DIRECT
CURRENT
AC-ALTERNATING
CURRENT
SEE EXPLANATION
IN MANUAL
DANGEROUS
VOLTAGE
International Electrical Symbols