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)
|
SPECIFICATIONS
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
|
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