机型

功能说明

7122

交直流耐压/绝缘测试器(AC/DC Withstand Voltage/Insulation Tester)

7120

交直流耐压测试器(AC/DC Withstand Voltage Tester)

7112

交流耐压/绝缘测试器(AC Withstand Voltage/Insulation Tester)

7110

交流耐压测试器(AC Withstand Voltage Tester)

MODEL

7122

7120

7112

7110

AC WITHSTAND

VOLTAGE

Output Rating

5KVAC/12mA

Range

Resolution

Accuracy

Output Voltage, KVAC

0-5.00

0.01

±（2% of setting + 5V） 

Output Frequency

50Hz/60Hz ±100ppm, User Selection

Output Waveform

Sine Wave, THD.<2% (Resistive Load), Crest Factor = 1.3 - 1.5

Output Regulation

± (1% of output + 5V), From no load to full load

SETTINGS

Hi-Limit AC Current, mA

0.10 - 12.00

0.01

±（2% of setting + 2counts） 

Lo-Limit AC Current, mA

0.00 - 12.00

0.01

±（2% of setting + 2counts） 

Ramp Time, second

0.1 - 999.9

0.1

±（0.1% + 0.05sec） 

Dwell Time, second

0, 0.2 - 999.9 (0=continuous)

0.1

Arc Detection

0, 1 - 9 ranges (0=OFF, 9 is the most sensitivity)

DC WITHSTAND

VOLTAGE (7120,7122 ONLY)

Output Rating

6KVDC/5mA

Output Voltage, KVDC

0 - 6.00

0.01

±（2% of setting + 5V） 

Output Ripple

<5%（在6KV/5mA at Resistive Load） 

SETTINGS

Hi-Limit DC Current, mA

0.02 - 5.00

0.01

±（2% of setting + 2counts） 

Lo-Limit DC Current, mA

0.00 - 5.00

0.01

±（2% of setting + 2counts） 

Ramp Time, second

0.1 - 999.9

0.1

±（0.1% + 0.05sec） 

Dwell Time, second

0, 0.2 - 999.9 (0=continuous)

0.1

Arc Detection