Overview
Various tower clocks can be referenced to the external standard time source as the system travel time reference. The diameter of the tower clock is usually 1 to 10 meters, and the diameter of the disk can be customized according to customer needs.
General Technical Parameter of Outdoor Clock
1. Master clock ambient temperature: -40°C ~ +65°C
2. Sub-clock ambient temperature: -45°C ~ +85°C
3. Master clock power supply: AC200V ~ 240V, 50/60Hz
4. Relative humidity: 30% to 95% (no condensation)
5. Timing accuracy : ±0.1 seconds / day (no accumulation error)
6. Interface mode: RS-232
7. The number of interfaces: 2
8. Power supply : AC220V±10% 50HZ
9. Master clock power consumption : ≤ 25W
10. Drive mode: constant current chopping plus sub-sub
11. The life of the machine: 30 years
Hot Tags: building clocks for sale, China, manufacturers, suppliers, factory, buy, customized, price, quotation, made in China
