Ningbo Doto Electric Co., Ltd.
Ningbo Doto Electric Co., Ltd.
The Doto SYS-4 is the round-faced member of the SYS family: a 55 mm diameter bezel with three 3.5 mm fixing holes spaced at 120 degrees. Inside is the standard quartz movement counting 0-99999.9 hours at ±0.01 accuracy on a 10-80V DC / AC100-250V supply at 0.3W. The sealed housing is rated for -10 to +50°C and 10-70Hz, 1-8g vibration, so it serves reliably on pumps, generators, boats and construction machinery where a circular instrument layout is preferred.
| Model | SYS-4 |
|---|---|
| Timing range | 0-99999.9 Hours |
| Timing accuracy | ±0.01 |
| Reset | No |
| Voltage types | 10V-80VDC, AC100-250V |
| Power | 0.3W |
| Operating temperature | -10°C to +50°C |
| Vibration | 10-70Hz, 1-8g (gravity) |
| Bezel | Round, 55 mm diameter |
| Mounting | 3 x Φ3.5 holes at 120°, opening 36.5 x 24 mm |
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Professional manufacturer of AC contactors, circuit breakers, capacitors, hour meters and counters. Factory-direct, CE & ROHS certified, exporting worldwide.
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