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4-Wire network combination rate-of-rise and fixed temperature alarm detector
1.SR-505-4 is 4-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.Alarm output is Relay output
10.Rustproof, mothproof, anti-light interference design
11.Execute criterion: GB4716, EN54-5
Technical specification:
| Operating voltage | DC 9V-35V |
| Static current | 12mA(NC);2 mA (NO) |
| Alarm current | 5mA(NC); 15 mA (NO) |
| Alarm output | Relay output |
| Alarm temperature | Fixed temperature alarms: 57℃(135℉) |
| Installation | Ceiling mounted |
| Working environment | -10℃~+50℃(≤95%RH) |
| Dimension | 103*53mm |
Product Pictures
Shenzhen SUMRING Technology Co. Ltd is a Hi-tech enterprise specialized in the research &
development of fire alarm and security products, including Fire alarm control panel, smoke
detector,heat detector,gas detector, motion detector, fire alarm bell/strobe siren,
manual call point, magnetic contact, emergency exit etc.
Our Certifications
Q1. Can I get one sample for test before big order?
A: Sure,you can. Please leave a message we will contact you soon.
Q2. Can I get the heat detector less than MOQ?
A: Yes, you can and the final price will depend on your quantity.
Q3. Can I print my logo on the heat detector?
A: Yes, please contact us.
Q4, What"s the lead time when I place bulk order?
A: Small Qty order needs5-7 working days, big Qty order usually needs 7-20 working days after payments arriving. That"s depends on order Qty.
Packaging information
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
TradeManager:sumring
Website: http://www.sumring.com
Inquiry now, we will reply you upon receive your email!