Tenmars TM-507 Digital Insulation Tester

by Tenmars
DISCONTINUED
Tenmars TM-507 Digital Insulation Tester
Measures high insulation resistance
Measures AC and DC voltages
4 digit LCD display

Features

EN 61557, EN 61010-1 CAT IV 600V
Automatic Polarity Indication
Low battery indication
Measures high insulation resistance with auto range: 250V: 4M Ohm to 1000M Ohm, 500V: 4M Ohm to 2000M Ohm, 1000V: 4M Ohm to 4000M Ohm
Measures AC and DC voltages: 0V to 600V
Function Keys: POWER, GO, ZERO, LOCK, BACKLIT
Continuity Test
Auto Discharge
Auto Power Off

Specifications

DC Voltage Measurement
Range: 0.1V to 600V
Accuracy: +/-(0.5% of rdg + 1dgt)
Resolution: 0.1V
Input Impedance: 3M Ohm
Overload Protection: 605V AC max RMS

AC Voltage Measurement
Range: 0.1V to 600V
Resolution: 0.1V
Accuracy: +/-(0.8% of rdg + 4dgt)
Input Impedance: 3M Ohm
Overload Protection: 605V AC max RMS

Resistance Measurement/Test Continuity with buzzer
Range: 0.1 Ohm to 199.9 Ohm
Resolution: 0.1 Ohm
Accuracy: +/-(2.0% of rdg + 3dgt)
Overload Protection: 605V AC max RMS
The buzzer sounds when measured resistance is lower than 30 ohms

LO Ohms
Range: 0.01 Ohm to 19.99 Ohm
Resolution: 0.01 Ohm
Accuracy: +/-(2.0% of rdg + 3dgt)
Overload Protection: 605V AC max RMS
Test Current: >200mA DC up to 5 ohms (including cable resistance).
Test Current: >45mA DC up to 5 ohms (including cable resistance).
Open Circuit Voltage: 4V < VO < 24V

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