Seiko Time Creation Inc.
Seiko Time Creation QP-4001 Solar-Powered Controller
Manufacturer: Seiko Time Creation Inc.
Model: QP-4001
Overview
This unit is a clock drive for the outdoor by which a having 30 seconds signal is output. This unit can drive 1-2 clocks to ø500-ø700.
Specification
| Time accuracy | Average monthly rate: ±3 s (+5℃–+35℃) |
| Secondary clock output | 2 channels; 30-sec polarized signal: DC 3.6 V, 250 ms pulse; Output: DC 3.6 V, 60 mA/channel |
| Solar panel | Needs ≥4 h sunlight/day (10:00 AM–2:00 PM) |
| Built-in battery | Ni-Cd 3.6V, 1200 mAh |
| Time setting | Key operation |
| Operational temperature | -20℃–+60℃ |
| External synchronization | Corrected once/day (AM 1:00) via 30-sec signal from master clock; DC 3–30V, 1.3 mA (3.6V), 12 mA (24V); Accuracy < ±100 ms |
| Summer time | Set via key operation day before start/end |
| Digital fast/slow adjustment | Improves accuracy via repeated manual “0” second matching |
| Outer dimensions | W110 × H211 × D77 mm |
| Weight | Approx. 530 g |
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