TM-507_Insulation Tester

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Model No.: : TM-507
Product Description

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

Listing Details

Specification

DC Voltage Measurement

Range

Resolution

Accuracy

Input Impedance

Overload Protection

0.1V to 600V

0.1V

±(0.5% of rdg + 1dgt)

3MΩ

605V AC max RMS

 

AC Voltage Measurement

Range

Resolution

Accuracy

Input Impedance

Overload Protection

0.1V to 600V

0.1V

±(0.8% of rdg + 4dgt)

3MΩ

605V AC max RMS

Max crest factor

 

Resistance Measurement/Test Continuity with buzzer

Range

Resolution

Accuracy

Overload Protection

0.1Ω to 199.9Ω

0.1Ω

±(2.0% of rdg + 3dgt)

605V AC max RMS

The buzzer sounds when measured resistance is lower than 30 ohms.

 

LO Ohms

Range

Resolution

Accuracy

Overload Protection

0.01Ω to 19.99Ω

0.01Ω

±(2.0% of rdg + 3dgt)

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

 

MOhm: Insulation Resistance (Auto Ranging)

Test Voltage

Resistance Range

Resolution

Accuracy

Overload Protection

250V

0.001 to 0.100MΩ

0.001MΩ

±10 digits

605V max RMS

0.101 to 3.999MΩ

0.001MΩ

±(2.0% rdg + 5 dgt)

4.00 to 39.99MΩ

0.01MΩ

40.0 to 399.9MΩ

0.1MΩ

±(5.0% rdg + 5 dgt)

400 to 1000MΩ

1MΩ

500V

0.001 to 0.250MΩ

0.001MΩ

±15 digits

0.251 to 3.999MΩ

0.001MΩ

±(2.0% rdg + 5 dgt)

4.00 to 39.99MΩ

0.01MΩ

40.0 to 399.9MΩ

0.1MΩ

400 to 2000MΩ

1MΩ

±(5.0% rdg + 5 dgt)

1000V

0.001 to 0.250MΩ

0.001MΩ

±15 digits

0.251 to 3.999MΩ

0.001MΩ

±(2.0% rdg + 5 dgt)

4.00 to 39.99MΩ

0.01MΩ

40.0 to 399.9MΩ

0.1MΩ

400 to 1000MΩ

1MΩ

±(3.0% rdg + 5 dgt)

1000 to 4000MΩ

1MΩ

±(5.0% rdg + 10 dgt)