Customization: | Available |
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Type: | Smoke Alarm |
Signal Transmission: | Wired Alarm |
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621 addressable alarm zone input modules provide the interface to connect non-addressable input devices (such as detectors or manual call points) to Numens addressable control and indicating equipment.
operating voltage | DC(17~30)V |
quiescent current | ≤400μA |
input voltage(pulsed) | DC(5~9)V |
sampling time | 1s |
resistance for input short-circuit conditon | ≤2k2Ω |
resistance for input alarm conditon | (2k2~8k2)Ω |
resistance for input quiescent conditon | (8k2~47k)Ω |
resistance for input open-circuit conditon | ≥47Ω |