描述
ARM911
M-Bus 1 Input & 1 Relay Output Expansion Module
ARM911 屬大華防盜警報產品。傑成系統有限公司（香港防盜）為大華產品安裝商及經銷商，可提供供應、安裝、調試、保養及維修。方案可參考防盜系統。規格以原廠資料為準。
規格
Technical Specification
| Name | 1 input & 1 relay output expansion module |
|---|---|
| Zone Expansion | 1 input |
| Relay Output | 1 |
| Communication Protocol | M-Bus |
| Communication Distance | Connected to a maximum of 2.4 km (7874.15 ft)cable typed RVV2 × 1.5 |
| Baud Rate | 9600 bps |
| Address | Addressable code |
| Dimensions (W × D × H) | 60.0 mm × 25.0 mm × 13.0 mm (2.36" × 0.98" × 0.51") |
| Operating Temperature | –10 °C to +55 °C (+ 14 °F to + 131 °F) |
