The Bosch DS7400XI alarm host programming manual provides system configuration, wiring, programming steps, and troubleshooting guidance.
This manual explains how to set up and program the Bosch DS7400XI large‑scale alarm host. It covers hardware connections, system parameters, and detailed programming procedures for zones, partitions, and peripheral modules.
The document is organized into sections on main functions and performance specs, system configuration and wiring, operation instructions, fault analysis, and host programming, with appendices containing programming examples and dip‑switch tables. This manual is written in Chinese.
| Input power | AC18V, 50W, 50/60Hz |
|---|---|
| Auxiliary output power | DC12V, max 1.0A |
| Backup power | 12V, 7.0AH |
| Main board static consumption | 175mA |
| Alarm output current | DC12V, 1.75A |
| Dimensions | 365×310×85mm |
| Maximum bus length | 2.0km |
| Built‑in zones | 8 |
| Maximum zones (expandable) | 248 |
The unit requires AC 18 V, 50 W, at 50 Hz/60 Hz.
Use the programming step 10.1 “改变编程密码（7589）” described in the Host Programming chapter.
The bus can be up to 2.0 km long; recommended maximum is 1.6 km, extendable with a DS7425 repeater.