Technical standard | Meet the requirements of GB 26851-2005 |
Operating Voltage | DC18V~26V |
Monitor current | T+ 、T- ≤350uA; DC24V ≤410uA |
Alarm current | T+ 、T- ≤1.5mA; DC24V ≤50mA |
Sound level | 75dB~85dB |
Line system | Two alarm buses T+, T- (with polarity) Two power bus 24V, GND (with polarity) |
Installation method | Exposed wall mounting |
Operating temperature | -10℃~+55℃ |
Relative humidity | ≤95% |
Dimensions | 88mm×41mm×88mm(L×W×H) |
Weight | About 92g |
Wiring diagram for SM5Ei Fire audible and visual alarm base
Wiring instructions
1, 3 terminal: T+, T- alarm bus (with polarity)
2, 4 terminal: 24VDC power (with polarity)
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ICP 11076333-1