DS7400Xi is an alarm host with rich features and performance indicators. This document introduces the main functions, electrical performance indicators, system configuration and wiring instructions of DS7400Xi.
The DS7400XI is a large‑scale alarm host system offering 8 built‑in zones and expandable up to 240 additional zones (total 248). It supports up to 15 keyboards, multiple expansion modules, and can be integrated with computers or LAN networks.
The manual covers system wiring, keyboard operation, arming/disarming procedures, time and password settings, event logging, fault analysis, and detailed programming of zones, outputs, telephone alarm reports, and bus devices. This manual is written in Chinese.
| Input Power | AC18V, 50W, 50/60Hz |
|---|---|
| Auxiliary Output Power | DC12V, max 1.0A |
| Backup Power | 12V, 7.0AH |
| Host Board Consumption (static) | 175mA |
| Alarm Output Current | DC12V, 1.75A |
| Maximum Keyboards | 15 |
The system requires AC18V, 50W, operating at 50/60 Hz.
Up to 15 keyboards can be connected to the host.
The backup power supply is 12 V with a capacity of 7.0 AH.