TM-507 Digital Insulation Tester

TM-507 Digital Insulation Tester

Auto Discharge of Capacitive Voltage Charges

TM-507 Digital Insulation Tester Meter with large LCD display of 4 digits and very robust design. Used to check the insulation of electrical installations. This can ensure safe operation with sufficient insulation and problems that may cause leakage currents are avoided.

Features

  • 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.

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Technical 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
     TM-507 Digital Insulation Tester Meter with large LCD display of 4 digits and very robust design. Used to check the insulation of electrical installations. This can ensure safe operation with sufficient insulation and problems that may cause leakage currents are avoided.
  • 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.
Test Voltage Resistance Range Resolution Accuracy Overload Protection
250V 0.001 to 0.100MΩ 0.001MΩ ±10 digits
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 605V max RMS
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)

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