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https://ckt2017.en.made-in-china.com/product-list-1.html
Brief IntroductionModel | CHT9910 | CHT9912 | CHT9922 | CHT9951A | CHT9950A | |||||
Display | 95mm*20mm monochrome LCD | |||||||||
Measurement Parameters | Withstand voltage / leakage current | Withstand voltage / leakage current/insulation resistance | ||||||||
Voltage resolution | 1V | |||||||||
Voltage basic accuracy | 3% | |||||||||
Frequency | 50Hz/60Hz | |||||||||
Output | AC | 0.5kV-5kV | 0.5KV-5kV | 0.5kV-5kV | -- | 0.01KV-6KV | ||||
12mA | 0-12mA | -- | 12mA | |||||||
DC | -- | 0-6kV | 0.5KV~10KV | 0.01KV-6KV | ||||||
-- | 0-6mA | 5mA | 12mA | |||||||
Current resolution | 1uA | |||||||||
Current basic accuracy | ±3%+2 digits | ± (3%+2 digits) | ± (1%+2 digits) | |||||||
Voltage rising time | 0.1s-999.9s | |||||||||
Testing time | 0.1s-999.9s | |||||||||
Arc test function | 1~9 class | |||||||||
Insulation resistance range | -- | -- | 100kΩ~99GΩ | 100kΩ~99GΩ | 100kΩ~99GΩ | |||||
Voltage output | -- | -- | 0.5kV~1.0kV | 0.1KV~2.0KV | 0.5kV~1.0kV | |||||
Memory group | 3 groups | |||||||||
Interface | PLC Interface, RS485, RS232C (Optional) | |||||||||
Power supply | Voltage: 198VAC~240VAC, frequency: 47Hz-63Hz | |||||||||
Power (max) | 100VA | |||||||||
Size and weight | 374mm(L)*280mm(W)*99mm(D)/ 7.5kg | |||||||||
Accessories | CHT9950 high voltage test cable,CHT9900 sampling test leads |
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https://ckt2017.en.made-in-china.com/company-Changzhou-Chuangkai-Electronic-Co-Ltd-.html
Chuangkai Electronic Co., Ltd is leading company specialized in producing, developing & selling various types of measuring instruments and testing equipment, such as temperature data logger, LCR meter, DC resistance tester (micro ohm meter), digital power meter, power supply, transformer tester, battery tester, programmable DC electronic load, charger, temperature controller, tachometer, high voltage signal-amplifier, power amplifier, etc.