



Specification | |||
Model No. | 3700B | 3700C | 3700D |
Function | Test of equipotential bonding resistance between functional metal components, low resistance test, DC resistance test, resistance test of connecting conductor in ground network ground pole, contact resistance, riveting resistance test, wire length test, etc. | ||
Working Current | >2A (4A when Battery is fully charged) | ≤2.1A | |
Test Method | Four wires precision method, 2 Road A/D simultaneous detection | ||
Measurement Range | 0.0001Ω~300.0Ω | 0.01Ω~100Ω | 0.01Ω~100kΩ (A type) |
Wire Length Test | L:≤999,999m | ||
Standard Wire Length | Length setting range: 1m ~ 30m | Length setting range: 1m ~ 100m | |
Measurement time | 2 seconds / times | 3 seconds / times | |
Features | |||
Data Storage | 400 groups | 1000 groups | |
Alarm Setting | 1-30ohm | ||
Data Hold | √ | ||
Backlight | √ | ||
Display | LCD Display | ||
Line Voltage | Should avoid line live measurement | ||
Overflow Indication | "OL" symbol display | ||
Low voltage indication | √ | ||
Working Condition | -10℃-40℃, below 80%rh | ||
Storage Condition | -10℃-60℃, below 70%rh | ||
Interface | RS232 interface. | USB | |
Withstanding Voltage | AC 3700V/rms (Between the shell and the screw) | ||
Safety | IEC61010-1 (CAT Ⅲ 600V、Pollution 2), JJG724-1991, I JJG166-1993, DL/T967-2005 etc | ||
General Information | |||
Power Supply | DC 7.4V 2.6Ah lithium rechargeable battery | ||
Product Weight | 950g | 850g | |
Product Size | 212mm×175mm×76mm | 180mm×100mm×40mm | |
Standard Accessories | Test wires (Red 5mx 2 , Black 5mx2) , RS232 Cable + Software CD x 1 Manual x 1 , Pouch x 1 | Test wires (Red 5mx 2 , Black 5mx2) , USB Cable + Software CD x 1 ,Charger x 1 Manual x 1 , Pouch x 1 | |
