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Tenmars YF-509 Insulation Tester

Display

  • 3-1/2 digit LCD display with maximum reading of 2000.
  • Overload indication.
  • Low battery indication.

Features/Benefits

  • Measures high insulation resistance manual range: 0.1MΩ to 2000MΩ
    250V: 0.1MΩ to 200MΩ.
    500V: 0.1MΩ to 200MΩ.
    1000V: 1MΩ to 2000MΩ.
  • Measures AC 0 to 750V and DC voltages 0V to 1000V.
  • Function Keys: Data Hold, Max.
  • Continuity Test.

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WARRANTY 3

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SKU: TENMARS YF-509 Categories: , Tags: ,
DC Voltage Measurement
Range Resolution Accuracy Input Impedance Overload Protection
0V to 1000V 1V ±(0.5% of rdg + 1dgt) 10MΩ DC 1000
AC 750Vrms
AC Voltage Measurement
Range Resolution Accuracy Input Impedance Overload Protection
0V to 750V 1V ±(0.8% of rdg + 4dgt) 10MΩ DC 1000
AC 750Vrms
Insulation Resistance
Resistance Range Resolution Accuracy Voltage Short Circuit Current
200 Megohms 0.1 Megohms ±(3% of rdg + 3dgt) 250 Volts 0.4mA max.
200 Megohms 0.1 Megohms ±(3% of rdg + 3dgt) 500 Volts 0.9mA max.
2000 Megohms 1 Megohm ±(3% of rdg + 5dgt) 1000 Volts 1.7mA max.
General Specifications
Dimensions 160mm (L) x 100mm (W) x 52mm (D)
Weight approx. 480g (including battery)
Ordering Information
Model Name Description
Tenmars YF-509 Insulation Tester
Included accessories: Battery, and Owner’s manual
Weight 1 kg

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