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Measuring Instrument & Tester

AC W High Speed Tester

MODEL 8507

  • ■ High speed withstand voltage test (50ms)
  • ■ Leakage current is measured by Peak-hold method
  • ■ High visibility OLED display
  • ■ Available with 8 patterns of test condition memories
  • ■ Interface RS-232C is included in standard product
  • ■ Micro-short check function is available in MODEL 8508

Operation manual

Typical Application

Multipin connector, multi-core harness etc.

Model Designation

8507 AC Withstand High Speed Tester

Basic Specifications

Test Voltage
Applied voltage AC 0.05 to 1.00 kV (Frequency 50/60 Hz Switchable)
Output capacity 10 VA (1 kV, 10mA)
Maximum current output: within 60s during continuous test
Waveform Sine wave (Rate of distortion: Less than 5%, No-load)
Voltage regulation Less than 10% (No-load→Maximum load)
Voltage application method Zero-cross Start / End
Voltage setting Digital setting (resolution: 0.01kV)
Voltage Measurement
Rectification method Average rectified effective value display
Measurement range 0 to 1200V (resolution: 1V)
Measurement accuracy +/- (1.5% of rdg. +20V)
Current Measurement
Rectification method Peak value display
Measurement range 0.00 to 15.00mA (resolution: 0.01mA)
Measurement accuracy +/- (2% of rdg. +0.05mA)
Judgement of Test Result
Judgement method Upper limit: Comparison of peak values with analog and digital comparator
Lower limit: Digital comparator (Comparison when time is up)
Setting range Upper limit: 0.01 to 15.00 mA
Lower limit: 0.01 to 15.00 mA / OFF
Judgment conditions Upper limit setting>Leakage current>Lower limit setting・・・GOOD
Upper limit setting≦Leakage current・・・・・・・・HIGH NG
Lower limit setting≧Leakage current・・・・・・・・LOW NG
Test time
Setting range 2 cycles to 60s (resolution: 1cycle)
Power supply AC100 to 240V, 50/60Hz  (Allowable voltage range: AC90 to 250V)
Power consumption Approx. 17 VA (during no load)
Approx. 65 VA (during max. rated load)
Operating environment 0 to 40℃, 20 to 80%RH (No condensation)
Withstand voltage Power supply terminal - External case: AC 1350 V, 1 min.
Dimension 260(W) x 246(D) x 110(H) mm  (excluding buttons and legs)
Weight Approx. 4.5 kg
Accessories High voltage cable 2m ・・・1piece
Low voltage cable 2m ・・・1piece
Earth wire 3m ・・・1piece
Power code 2.5m ・・・1piece
REMOTE I/O plug ・・・1piece
Operating manual ・・・1part

Data Output

RS-232C…… Test condition setting & Test result output
Connector D-sub 9 pin
Transmission system Start-stop synchronization Full duplex
Transmission rate 9600, 19200, 38400, 115200 bps
(Factory setting: 9600bps)
Data bit length 8 bit
Parity bit None, even number, odd number
(Factory setting: None)

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