The DHC DHC15B‑N programmable latitude timer manual explains features, specifications, and step‑by‑step programming instructions.
The DHC DHC15B‑N is a programmable latitude timer designed to automatically adjust lighting on/off times according to seasonal changes. It supports up to six on/off time groups and can be set for either the northern or southern hemisphere.
This manual provides an overview of the device’s features, technical specifications, wiring diagram, and detailed programming procedures, including how to set latitude, date, time, and operation modes such as automatic, manual, always‑on, and always‑off. This manual is written in Chinese.
| Power supply voltage | AC 180V ~ 250V |
|---|---|
| Contact count | 1 NO, 1 NC |
| Timing error | ≤2 seconds/day (25 °C) |
| Resistive load rating | 16 A / 250 VAC (cos φ = 1) |
| Inductive load rating | 2.5 A / 250 VAC (cos φ = 0.6) |
| Display type | LCD |
| Power‑off memory retention | ≥15 days |
| Operating temperature range | -10 °C to 40 °C |
| Relative humidity range | 35 %–85 % RH |
The timer allows programming of up to six on‑times and six off‑times.
The timing error is ≤2 seconds per day at 25 °C.