Alarm
2-Wire, 24V, Alarm Zone Input, Module (621-003)
2017-08-18 07:15  Visit:308
Price:Unfilled
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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.

Features:

· Signals normal, alarm and open-circuit alarm zone conditions
· Capable of supplying 35 mA to power non-addressable devices
· Fault condition indicator
· DC 24 V operation
· DIP switch address setting
· 125 usable detector address settings per loop

Specification:
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

FAQ:
Q1:Are you a manufacturer or trading company?
A1:Numens is a professional fire alarm system manufacturer.
 
Q2:What kind of production service do you provide?
A2:The whole fire alarm system,include Addressable system, Conventional system, Residential system and so on....
 
Q3:What kind of certification do you have?
A3:Numens was EN,BSI,UL,SGS certified and all the products were produced under these major international standard .
 
Q4:What is the lead time for new order?
A4:The lead time for new order is 25 days after confirm order.
 
Q5:How do I get price information?
A5:Sales representatives are responsible for providing detailed price information within 1 workday after get your inquiry.



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