PV-53Sch
Electrical stop-watch timer for measuring relay and other devices operational time.
The stop-watch timer allows to measure:
Pick-up and drop-out time of electrical devices with NO and NC contacts.
Time interval between opening or closing of any pair of contacts.
Main technical parameters
| Time measurement range, s | 1..10 |
| Scale division, s | 0.01 |
| Measurement inaccuracy at -20..+50 oC for time intervals: 1..3 s 3..10 s | ±0.03 ±0.05 |
| Measurement inaccuracy at -20..-50 oC for time intervals: 1..3 s 3..10 s | ±0.05 ±0.07 |
| Power consumption, W at 220 V at 110 V at 36 V | 10 5 2 |
| Time to failure, h | 1000 |
| Ambient air temperature, oC | -20..-50 |
| Relative humidity | 80% |
| Mass, kg | 1 |
