New product 2019 2-wire Low Price Conventional Optical Heat Alarm Detector
Product Description
1.SR-504 is 2-Wire network heat detector
2.Combination rate-of-rise and fixed temperature alarm
3.MCU processing, eliminate false alarm
4.Low standby current
5.Anti-RFI &Anti-EMI
6.9-35VDC wide operating voltage range
7.LED flashing visible in 360 degrees direction
8.Power supply non-polar input
9.Remote LED indicator output (2 wire)
10.Rustproof, mothproof, anti-light interference design
11.Execute criterion: GB4716, EN54-5
Technical specification:
| Model number | SR-504 |
| Operating voltage | DC 9V-35V |
| Static current | ≤50uA |
| Alarm current | 35mA(12V); 83 mA (24V) |
| Alarm output | Remote LED indicator |
| Alarm temperature | Rate-of-rise alarm: temperature rising rate>8ºC |
| Installation | Ceiling mounted |
| Working environment | -10ºC~+50ºC, Humidity ≤95%RH |
| Dimension | 100*48mm |
Product Pictures




The heat detector SR-504 can be used many places where there is a fire safety hazard,such as home ,office ,factory ,supermarket,ect....



Packaging & Shipping
Packaging information
OEM design is welcome!

Shipping information
* Express(UPS, DHL, Fedex, EMS, etc) is available.
* Sea and Air delivery is available
* welcome your agent to deal with our products .

Tel: 86- 755-89571625
Fax: 86- 755-89571207
Skype: cnsumring03
Website: http://www.sumring.com
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