☆ Establish automatic resistance measurement system |
Multiple (up to 10) standard resistors. The channel of reference standard resistance can be automatically switched according to the value of measured resistance. |
Wiring | Four terminal |
Terminal type | Tellurium copper |
Input channel | 10 channels (rear panel) |
Output channel | Single channel (rear panel) |
Thermal EMF's | < 50 nV |
Error contribution | < 20 nV |
Max carrying/switching current | 3 A @ 30 V(DC) |
Contact resistance | < 0.05 Ω |
Communication interface | RS232 |
Power supply | AC ( 220 ± 22 )V,( 50 ± 2 ) Hz |
Warm up time | ≥ 30 min |
Temperature performance | Operating temperature: (23 ± 5) °C ~ 45 °C; Storage temperature: 0 °C ~ 40°C |
Humidity performance | Operating humidity: ( 20% ~ 85% ) R·H, No condensation; Storage humidity: < 95% R·H, No condensation; |
Communication interface | RS232 |
Weight | About 6.5 kg |
Dimensions | 380 mm(W)X 260 mm(D)X 200 mm(H) |