ZNHL series circuit resistance tester adopts high power of switching power supply technology and advanced electronic circuit. It is dedicated test instrument for high/low switch, cable and wire, joint contact resistance. It meet national standards and test resistance under standard current. The instrument is small size,light weight, strong anti-interference, high precision, easy operation, perfect protection function and so on.
320×240 LCD, high speed thermal printer.
Small size, light weight, strong anti-interference, high precision, easy operation, perfect protection function.
New power supply technology, long time output big current, and many current gears.
High pricise OPA and A/D converter,16 bits IC, auto switch amplifing factor.
Real-time calender design for data time record.
1000 sets data storage, historical data look up, crash-proof function.
Kind interface, intelligent working process.
RS232 port, communication with upper software.
Type | ZNHL-100 | ZNHL-200 | ZNHL-300 | ZNHL-400 | ZNHL-500 | ZNHL-600 |
Output current | 100A | 200A | 300A | 400A | 500A | 600A |
Test range | 0~1999μΩ (scalable) | |||||
Accuracy | 0.5%±1μΩ | |||||
Resolution | 0.01μΩ | |||||
Working power | AC 220V±10% 50Hz±2% | |||||
Environment temp | －25°C ~50°C | |||||
RH | <90%RH |
