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The Sumring Company

Supplier From China
Apr-16-19

Product Description: SR-902

Main Features:
Auto reset after alarm
MCU process
Sensor with high stability and low power consumption
Detecting natural gas and LPG
SMT adopted

Technical specification:

Operating voltage: AC 220V or DC 9-16V
Standby current: less than 90mA or less than 30mA (low power consumption)
Alarm current: less than 100mA or less than 40mA (low power consumption)
Rated power: less than 3W (AC 220V)
Operating temp.: -10 to +50 degrees
Working humidity: less than 95%RH
Alarm mode: network output / sound & flash alarm / RF
Alarm volume: more than 85dB/m
Alarm density: 10%LEL
Alarm output: relay output (N.C.and N.O. optional) / RF signal
Dimension: 70L*40W*110Hmm


1. Easy installation and maintenance
2. Light Labyrinth with High stability & High accuracy
3. High adaptability to the ambient, with dustproof, mothproof, moisture proof and anti-white light function
4. This is 4 wire type
5. DC 9-35V wide voltage operating a range
6.Low standby current
7. Power supply non-polarized input
8. Twin LED for 360 degrees visual
9. Flashing LED power indicator
10. The alarm output is relay output
11. Metal shield, anti-electromagnetic interference
12. Two-year limited warranty
13. Suit for detecting the smoke in the house, shop, hotel, restaurant, office building, school, etc...


Product Description: SR-S91

Fire alarm bell& Strobe siren
SR-A81 Fire Siren/Strobe
Standard voltage: 24VDC
Standard current: 50mA
Adapt voltage: 15-30VDC
Sound pressure: â?¥88dB


SR-812DC-2 is 2-Wire Network Photoelectric smoke & heat alarm

Main features:
1.Power supply non-polar input
2.Infrared photoelectric sensor
3.MCU processing, eliminate false alarm
4. Network LED indicating alarm
5.SMT manufacturer technology, high stability
6.Dustproof, mothproof, anti-light interference design
7.Stainless steel shield in the chamber, anti-RFI(20V/m-1GHz)
8.Execute criterion: GB4715,EN54-7, UL539


Product Description - SR-803P
Main features:

1.MPU processing adopted/Manual test /Auto-reset
2.Metal shield with high-frequency immunity
3.Unique structure with dustproof, anti-fly, anti-light design
4. Photoelectric sensor
5. Sound& flash alarm
6. High stability to the environment(Best adaptability with the environment)
7. High-density SMT design, high steady, sensitivity adju sted

Technical parameter:
Operating voltage: DC9V battery (6F22)
Surveillance current: â?¤10uA (DC9V)
Alarm current: â?¤12mA DC9V â?¤30mA AC220V
SPL: â?¥85dB(with 1 meter)
Temperature range: -10~50°C
Humidity: â?¤95%RH
Low voltage working time: 7-15 days
Product Demension: Φ132.5X43mm
product weight: 0.25kg


Product Description-SR-903
Main features:
1.SR-903 is network combustible gas detector
2.High-reliability sensor
3.Auto Reset
4.MCU processing
5.Malfunction auto-check indicator
6.Detect natural gas or LPG
7.Sound &LED flash alarm output
8.Execute criterion: GB15322, UL1484, EN50194

Technical specification:

Operating voltage: DC9-24V
Gas species: Natural gas &LPG
Standby current: less than 90mA/less than 30mA (low power consumption)
Alarm current: less than 100mA/ less than 40mA (low power consumption)
Alarm output: Relay output &Sound &LED flash alarm
Alarm level: 10%±5% LEL
Sound level: â?¥85dB/m
Installation: Ceiling mounted
Working environment: -10~+50(â?¤95%RH No congelation)
Dimension: 100*35mm (SR-903)


Product Description: SR-108
Main features:
1.. Working voltage: 24V
2.Alarm current: 30mA
3.Operating temperature: -10 ~ 60
4.Sound pressure: 85dB (It can be customized)
5.Alarm mode: independent alarm
6.Back-up battery: need OEM
7.Environmental humidity: â?¤ 95% RH
8.Product Size: 127 * 121 * 101mm


Product Description: SR-A91
Electric bells have been widely used at railroad crossings, in telephones, fire and burglar alarms, as school bells, doorbells, and alarms in industrial plants.
Mounted for wall and ceiling applications, indoors or outdoors.

Main features:
SR-A91 Indoor Fire Bell
Voltage: DC24V or DC12V
Rated current:20mA
Sound pressure: 96dB/m(A)
Standard: GA385
Size:150mm
Weight :480g
Stuff: duralumin


SR-912NV
Technical specification:

Module number: SR-912NV
Sensor: Semiconductor
Drivable accessories: Solenoid valve or Exhaust Fan
Detecting gas species: Natural gas or LPG
Operating voltage: 85-265V AC(can support 9V backup battery)
Alarm output: Sound& LED Flash alarm
Alarm level: 10% ±5% LEL.
Dimension: 118.5*82*43mm
Sound level: 85dB/3m
Rated power: 2.5W
Working environment: -10~+50(â?¤95%RH No congelation)
Installation: Wall mounted


Product Descriptionï¼? SR-A82
Features:
- Connect with the alarm/Fire control panel.
- 12VDC or 24VDC optional;
- Highly resistant ABS housing, UV prevention
-Current: 100mA
-Color: RED COLOR
-Power: 112db/30cm
-Voltage: 15-30V DC
-Temperature: -10°C to 50°C


 
 
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