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
Model No. SR-820DHS Operating voltage 9V battery Interconnection N/A Alarm temperature 57 Sensitivity 2.06%ft±1.3%ft Sound level 85dB/3m Installation Wall or Ceiling mounted Working environment -10~+50(â?¤95%RH No congelation) Dimension 128*38mm
Features  � High stability optical chamber � Circular LED indicator for 360° visibility � Network by current, NONC optional � Adapts CMOS with low power consumption � High adaptability to the ambient with dustproof, mothproof,  moistureproof, anti-white light and high EMI immunity � Input voltage: 10-35V DC � Orientation differences:
SD13 Smoke Alarm Key Features: * Worry-free! 10-year sealed-in lithium battery * Advanced photoelectric sensing technology offers high sensitivity * Auto-check malfunction * Low battery warning * Manual Test & Auto-Reset * Dustproof, mothproof & Anti-visible light * Anti-RFI (20V/M-1GHz) SD13 Smoke Alarm Specifications: * Sensor Type: Photoelectric * Alarm Sound: >85dB (3meter) * Power Supply: DC 3V lithium battery (included) * Power Supply Life: 10 years * Alarm Current:
Snc-300 non-addressable photoelectric smoke/heat 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. The heat sensor provides sensitive Rate-of-rise operation or fixed-temperature operation when the response threshold value is exceeded. Photoelectric smoke and heat sensors 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
Conventional fire alarm smoke detector smoke probe sensor This device is photoeletronic detector uses a state-of-the-art optical sensing chamber. This smoke detector is compatible with all conventional fire alarm control panel Dual leds, two leds blink standby, provide 360dgree visibility With unique optical sensing chamber, engineered to sense smoke by a wide range of combustion sources. Unpolarized wire input to prevent the likelihood of wiring errors Specifications Operating voltage range: 9 to 28vdc volts non-polarized Standby current: 60µa @ 24 vdc Maximum alarm current (led on: ) 30ma @ 24 vdc Operating humidity range: 10% to 93% relative humidity, non-condensing Operating temperature range: 14°f to 122°f (-10°c to50°c) Adjustable sensitivity: 0.15ï½?0.3db/m Height: 2.2ë� (55 mm) installed in base Diameter: 4.0ë� (103 mm) Weight: 5.5 oz. (155 g)
Sd13 smoke alarm key features: * worry-free! 10-year sealed-in lithium battery * advanced photoelectric sensing technology offers high sensitivity * auto-check malfunction * low battery warning * manual test & auto-reset * dustproof, mothproof & anti-visible light * anti-rfi (20v/m-1ghz) Sd13 smoke alarm specifications: * sensor type: photoelectric * alarm sound: >85db (3m) * power supply: dc 3v lithium battery (included) * power supply life: 10 years * alarm current:
Enerna IoTech WiFi Smart IoT Wireless Smoke Fire Alarm Detector Smoke Detector. Wireless smart photoelectric smoke sensor, with Ultra-low-power MCU design. It is capable of real-time detecting the Presence of smoke. Once detect danger of fire smoke, red LED will be ON, and alarming to alert you and your family timely. Enerna IoTech WiFi Smart IoT Wireless Smoke Fire Alarm Detector. the whole solution is just smoke detector alarm to app Platform directly, can be real-time monitoring remotely. this solution Can save much cost from main alarm panels, and it also can be linkage to Other smart device to work together. It will be easy to match different Project applications, such as building office, warehouse, supermarket, Factory, restaurant, hotel Enerna IoTech WiFi Smart IoT Wireless Smoke Fire Alarm Detector is a smart Photoelectric smoke sensor, with ultra-low-power MCU design. It is Capable of real-time detecting the presence of smoke. Once detect danger of fire smoke, red LED will be ON, and alarming to alert you and your family timely. It can be widely used in household, lounge, Coffee house, dancing hall, and any other places need fire alarm Monitoring. this Enerna IoTech WiFi Smart IoT Wireless Smoke Fire Alarm Detector can work Standalone. When detects smoke, alarm will sound and send push message for alert. Meanwhile, it can link with other smart products on Tuya Platform. Keep your house safe. Enerna IoTech WiFi Smart IoT Wireless Smoke Fire Alarm Detector Function: 1. APP remote control 2. Link with TUYA smart home products together 3. Maze technology and small size 4. 80dB sound alarm alert 5. Ultra low power Skype: iotech(at)foxmail.com Whatsapp: 0086-137-2827-9456 Wechat: 13728279456 Web: Enerna-IoTech.com Package: 1x Enerna IoTech WiFi Smart IoT Wireless Smoke Fire Alarm Detector 1x User Manual
Smoke & co detectorHeat detector ntc thermal sensor tamper resistant pins for battery4 digits temperature led display shockproof design, suitable for vehicle usecan set maximum or minimum alarm temperature simultaneously test and hush button, auto resetreal ambient temperature correctable on-top battery compartment, easy for battery replacementauto reset /power off reset optional Execute criterion: en54-4, ul539, en14604, ul217 dustproof, mothproof and anti-white light ElectrovalveManipulator gas species: natural gas, lpg, man-made coal gas and other noncorrosive gaspower supply: 8vdc-16vdc 12vdc-26vdc valve body material: brass alloyoperation press: 1.6mpa material for sealing: nbr rubbervalve specification: 4 fen (1fen=1/3centimeter), 6fen, 1 inch, 1.25 inch, 1.5 inch test operating pressure: 25kpa torque: 10kg.Cm~30kg.Cm~40kg.Cm~50kg.Cm11069.540mm Anti-electromagnetic interference, no-spark design Alarm bellBreak glass manual call point size: 2", 3", 4", 6", 8", 9", 10", 12"rated voltage :12vdc or 24vdc / 220vac optional volume: over 105db/mconsumption: 10w working voltage : 12vdc/24vdc With waterproof cover manual call pointSiren with strobe
Model No. SR-812PC-4 Operating voltage DC9~35V Alarm temperature N/A Static current 13mA(NC);4mA(NO) Alarm current 9mA(NC);19mA(NO) Alarm output Relay output Installation Ceiling mounted Sensitivity 2.06%ft±1.3%ft Working environment -10~+50(â?¤95%RH No congelation) Dimension 100*