Wireless Combined Smoke and Heat Detector for Fire Safety

• Type: Smoke Alarm
• Signal Transmission: Wireless Alarm
• Working Mode: Active
• Certification: CE, ISO, RoHS
• Working Principle: Electromagnetic
• Transmission Mode: Wireless
• Model NO.: SR-820DHR
• Alarm Volume (within 1m): ≥80dB
• Receive Frequency: 433/315MHz
• Name: Smoke and Heat Detector
• Alarm Indication: LED Flashes in Red
• Radio Frequency: 433MHz/315MHz
• Code Form: 2262 Code
• Radio Transmitting Distance: 200m(Open Area)
• Colour: White
• Volume: 128mm*38mm
• Power Supply: 9V Battery
• Form: Circle
• Operating Temperature: -10~+50 Degree Centigrade
• Certificate: Ce/ISO
• Type for System: Wireless
• Transport Package: Carton
• Specification: ABS
• Trademark: SUMRING
• Origin: China
• HS Code: 8531100000
• Production Capacity: 50000

Product Description

Wireless Combined Smoke and Heat Detector for Fire Safety


Product Description
 1.Adopts MCU auto-processing technology;
 2. Heat sensor+ smoke sensor 
 3. Malfunction auto-check;
 4. Auto-reset after trigger;
 5.Infrared photoelectronic sensor;
 6. Sound&flash alarm/LED indicating alarm;
 7.SMT manufacture technology, reliable stability,with Hush button
 8. Dust-proof, month-proof, anti-white light interference;
 9.Anti-RF interference (20V/m-1GHz);
10. Execute criterion: EN54-11, UL539,         EN14604,  UL217.


 

Power supply	9V batttery(the battery is included)
Static current	≤10
Alarm current	≤35mA
Sensitivity	2.06%/ft±1.3
Alarm indication	57ºC
Alarm indication	LED flashes in red
Alarm sound	≥85dB/3m
Operating temperature	-10ºC~+50ºC
Radio frequency	315MHz/433MHz  (Default dispatch:1527,433)
Code form	2262/1527 code
Radio transmitting distance	200m(open area)
Humidity	≤95%RH
Dimension	φ128*38mm
Exexutuon standard	GB4715,GB4716,EN14604,UL217
Detetcing area	80 square metres at 6-12m installation height; 60 square metres at installation height less than 6m.