THE STANDARD IN PRECISION MEASUREMENT
User Manual
Receptacle Testers
Model 20250-61 (Circuit Tester)
Model 20250-62 (GFCI Tester)
20250-61 20250-62
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Introduction
The Digi-Sense Circuit Tester (Model 20250-61) and GFCI
Tester (Model 20250-62) are easy to use. These receptacle
testers detect nearly all common improper wiring conditions for 110 to 125 VAC outlets. These instruments comply
with UL 61010-01, CAT. II 125 V, and pollution 2. Careful use
of these meters will provide years of reliable service.
Safety Precautions
Note: For use on 110 and 125 VAC receptacles only.
• Always refer to this manual for correct use. Incorrect use
may result in damage to the device or its components.
• All appliances or equipment on the circuit to be tested
should be unplugged to help avoid erroneous reading.
• This tester is not a comprehensive diagnostic instrument,
but a simple instrument to detect nearly all probable
common improper wiring conditions.
• Refer all indicated problems to a qualied electrician.
• Tester will not indicate quality of ground.
• Tester will not detect 2 hot wires in a circuit.
• Tester will not detect a combination of defects.
• Tester will not indicate reversal of grounded and
grounded conductor.
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Safety Notes
• Measurement Category II is for measurements performed
on circuits directly connected to the low voltage installation.
• Testers conform to UL STD.61010-1.
• Testers are protected throughout by double insulation.
Unpacking
Check individual parts against the list of items below. If
anything is missing or damaged, please contact your
instrument supplier immediately.
1. Tester
2. User manual
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