5
4
INTERNATIONAL SYMBOLS
CAUTION: RISK OF ELECTRIC SHOCK
AC (ALTERNATING CURRENT)
DC (DIRECT CURRENT)
REFER TO INSTRUCTION MANUAL
GROUND
DOUBLE INSULATION
ON/OFF, PUSH BUTTON SWITCH
Features and Benefits
Safety
Meets CE and IEC 1010 requirements. UL Listed.
Large LCD
Easy to read at all angles and the majority of light-
ing levels.
Data Hold
Freeze readings on the display.
Rubber Boot
Added protection when the instrument is dropped.
(120NB does not include boot.)
Versatile
Use accessories like a carbon monoxide attachment
to expand the capabilities of the 120.
SPECIFICATIONS
a. General Specifications
Power Supply
9 Volt Battery
Battery Life
560 hrs. Alkaline
Size (H x L x W)
33mm x 86mm x 187mm
(1.3” x 3.4” x 7.4”)
Weight
340g (12 oz)
IEC 1010 Over Voltage:
CAT II - 1000V, CAT III - 600V
Pollution Degree 2
b. DCV
Range
Resolution
Accuracy
Impedance
2V
0.001V
±0.5% of reading,
10M
Ω
20V
0.01V
±2 digits
200V
0.1V
600V
0.1V
c. ACV (45Hz to 450Hz)
Range
Resolution
Accuracy
Impedance
200V
0.1V
±1.2% of reading,
10M
Ω
600V
1V
±3 digits
d. OHM (Resistance,
Ω
Ω
)
Range
Resolution
Accuracy
Overload Protection
2k
Ω
0.001k
Ω
±0. 5% of rdg, 600V DC or AC Peak
±1 digit
e. Continuity Buzzer
Test Voltage
Threshold
Overload Protection
2.5V
<100
Ω
600 V DC or Peak AC
*Warning:
Test Leads: Use only correct type and overvoltage category rating.
