Installation guide for the DS920i-CHI passive infrared anti‑theft detector, covering power input, mounting, wiring, lens selection, sensitivity settings and…
This guide provides step‑by‑step instructions for installing the DS920i‑CHI passive infrared anti‑theft detector. It includes information on power requirements, recommended mounting height, wiring connections, and how to secure the device housing.
The document also explains how to choose and install different lenses, adjust vertical and horizontal detection angles, set sensitivity levels, configure LED indicators, and perform field testing to verify the detection zone. This manual is written in Chinese.
| Input power | 9‑16 VDC |
|---|---|
| Standby current | 16 mA |
| Detection range (standard barrier lens) | 35 × 3 ft (10.5 × 1 m) |
| Detection range (long‑distance lens) | 70 × 7 ft (21 × 2.1 m) |
| Operating temperature range | -29 °C to +49 °C |
| Alarm relay contact rating | 28 VDC, 125 mA (NC) |
| Tamper switch rating | 28 VDC, 125 mA (NC) |
The recommended installation height is 7.5 ft (2.3 m), with a maximum height of 10 ft (3.0 m).
Place the short jumper on the terminal marked S for standard sensitivity, on I for medium sensitivity, or leave it off for the preset medium setting.
The detector operates from a DC supply of 9 V to 16 V.
No, the detector should not be installed behind glass as it will reduce detection performance.