Smoke Detector

403 non-addressable photoelectric smoke detectors are state-of-the-art detectors suitable for connection to 2-wire or 4-wire non-addressable fire detection control and indicating equipment, or to addressable fire detection control and indicating equipment that can accept non-addressable type detectors.
Advanced electronics in conjunction with a photoelectric smoke sensing chamber and an electronic thermistor provide early detection of fire and high immunity against unwanted alarms. 
Features:

·   Photoelectric smoke sensor
·   Analogue detection discrimination
·   Dual LEDs for 360° visibility
·   2-wire and 4-wire models for DC 12 V and DC 24 V operation
·   4-wire model for DC 48 V operation
·   4-wire models available with a N/O alarm relay output
·   4-wire models available with auto-reset
·   2-wire models available with remote LED output
·   Connects to zone monitor for use with addressable control and indicating equipment  Ordering Information: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.