The 442 audio/visual alarm devices are suitable for connection to 2-wire and 4-wire fire detection and alarm systems. 441 will operate with both addressable and non-addressable fire detection control and indicating equipment. Activation is initiated upon connection of the operating voltage, allowing connection to either a switched supply or via An addressable module. Visual, audible and audio/visual models available Red or white body available for audible alarm device Operates when the supply voltage is connected to the device Compatible with relay outputs from control and indicating equipment, or from an output module connected to addressable alarm circuit wiring Dc 24 v operation Loud sounder output of 85 db at 1 m Long-life leds Zero current load in quiescent condition
1.Size:160l x 117w x 53h mm 2.Rated voltage:12v/24vdc 3.Rated current:80ma~100ma 4.Flash intensity =1.2ws, flash period1.5s 5.Audio alarm = 95 db 6.Temperature range:-10~+55 7.Humidity range:=95% 8.The life-span of flash lamp?s frequent flashing:=40000 times 9.The product?s index of flash is very great because it adopted the high volume flash lamp from german, it will shape up the effect from vision when input the low volume 10.Three kinds of alarm sound:the ambulance sound, the pumper sound, the police car sound
"Power: DC 3x1.5V AAA battery Sensitivity/alarm time: 30ppm, after 2 hours; 50 ppm, 60~90 minutes; 100 ppm, 10~40 minutes; 300 ppm, within 3 minutes Quiescent current:
AC POWER: 220VAC, 50 Hz. BATTERY: Sealed lead-acid batteries only. Maximum charging circuit: 27.6VDC @ 0.8 amp for normal flat charge. Maximum battery charger capacity: 18AH battery. NOTE: Two 10AH batteries can be housed in the cabinet. Larger batteries require a separate battery box. Total DC24V system power: 3.0 amps. Maximum current per NAC: 1.25 amps. Maximum battery charging capability: 18 AH. Resettable four-wire smoke detector power output. Non-resettable power output. Integral Form-A Alarm, Trouble and Supervisory relays, rated at: 2.0 amps @ 30 VDC (resistive), 2.0 amps @ 30 VAC (resistive).
"Power supply: DC 2 * 1.5 AA Quiescent current:
"AV voltage: AC 90V-240V 50-60Hz Battery voltage: 9V rechargeable battery (optional) Working temperature: 0°C-50°C Warm-up time: about 180S Environmental humility: 10%-95% Sound level: 85dB / m Alarm density: 2500PPM (±1500PPM) Alarm: vocals and LCD Size: 112 Ã? 73 Ã? 42MM"
AC POWER: 220VAC, 50 Hz. BATTERY: Sealed lead-acid batteries only. Maximum charging circuit: 27.6VDC @ 0.8 amp for normal flat charge. Maximum battery charger capacity: 18AH battery. NOTE: Two 10AH batteries can be housed in the cabinet. Larger batteries require a separate battery box. Total DC24V system power: 3.0 amps. Maximum current per NAC: 1.25 amps. Maximum battery charging capability: 18 AH. Resettable four-wire smoke detector power output. Non-resettable power output. Integral Form-A Alarm, Trouble and Supervisory relays, rated at: 2.0 amps @ 30 VDC (resistive), 2.0 amps @ 30 VAC (resistive).
AC POWER: 220VAC, 50 Hz. BATTERY: Sealed lead-acid batteries only. Maximum charging circuit: 27.6VDC @ 0.8 amp for normal flat charge. Maximum battery charger capacity: 18AH battery. NOTE: Two 10AH batteries can be housed in the cabinet. Larger batteries require a separate battery box. Total DC24V system power: 3.0 amps. Maximum current per NAC: 1.25 amps. Maximum battery charging capability: 18 AH. Resettable four-wire smoke detector power output. Non-resettable power output. Integral Form-A Alarm, Trouble and Supervisory relays, rated at: 2.0 amps @ 30 VDC (resistive), 2.0 amps @ 30 VAC (resistive).
"AV voltage: AC 90V-240V 50-60Hz Battery voltage: 9V rechargeable battery (optional) Working temperature: 0°C-50°C Warm-up time: about 180S Ambient humidity: 10%-95% Sound level: 85dB / m Alarm concentration display Carbon monoxide gas: 100PPM~999MM (±50PPM) Combustible gas: 0.25%~2% LEL (2,5500PPM~20,000PPM±1,500PPM) Alarm: vocal alert and siren alarm"
"AC POWER: 220VAC, 50 Hz. BATTERY: Sealed lead-acid batteries only. Maximum charging circuit: 27.6VDC @ 0.8 amp for normal flat charge. Maximum battery charger capacity: 18AH battery. NOTE: Two 10AH batteries can be housed in the cabinet. Larger batteries require a separate battery box. Total DC24V system power: 3.0 amps. Maximum current per NAC: 1.25 amps. Maximum battery charging capability: 18 AH. Resettable four-wire smoke detector power output. Non-resettable power output. Integral Form-A Alarm, Trouble and Supervisory relays, rated at: 2.0 amps @ 30 VDC (resistive), 2.0 amps @ 30 VAC (resistive)."
"AC POWER: 220VAC, 50 Hz. BATTERY: Sealed lead-acid batteries only. Maximum charging circuit: 27.6VDC @ 0.8 amp for normal flat charge. Maximum battery charger capacity: 18AH battery. NOTE: Two 10AH batteries can be housed in the cabinet. Larger batteries require a separate battery box. Total DC24V system power: 3.0 amps. Maximum current per NAC: 1.25 amps. Maximum battery charging capability: 18 AH. Resettable four-wire smoke detector power output. Non-resettable power output.
AC POWER: 220VAC, 50 Hz. BATTERY: Sealed lead-acid batteries only. Maximum charging circuit: 27.6VDC @ 0.8 amp for normal flat charge. Maximum battery charger capacity: 18AH battery. NOTE: Two 10AH batteries can be housed in the cabinet. Larger batteries require a separate battery box. Total DC24V system power: 3.0 amps. Maximum current per NAC: 1.25 amps. Maximum battery charging capability: 18 AH. Resettable four-wire smoke detector power output. Non-resettable power output. Integral Form-A Alarm, Trouble and Supervisory relays, rated at: 2.0 amps @ 30 VDC (resistive), 2.0 amps @ 30 VAC (resistive).
48V Smoke Detector For Electronics Room Fire Security. It can be oprated DC 48V with electronics panel. It is widely used for Telecom or Mobile's machine room, electronic panel room or computer room of factory or electric power. When it detects smoke, the detector sent a relay signal to fire alarm system to remind with LED lit on. Features: 4 wire interconnection 48V DC powered Frosting plastic High sensitivity To Set NC or NO Description: Working voltage: DC48V Static current:
Home gas detector alarm description: High stability sensor Circuit for normally closed relay contacts (optional) Circuit for normally opened relay contacts (optional) Operating frequency: 433 or 315mhz (optional) Size: 110 x 70 x 40mm Weight: 228g/pieces . Size:110mm*70mm*40mm; 228g/pc.
HNC-310 non-addressable heat detectors are suitable for connection to 2-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. An electronic thermistor provides sensitive rate-of-rise operation or fixed-temperature operation when the response threshold value is exceeded. Durable heat sensor Analogue detection discrimination Dual LEDs for 360° visibility 2-wire and 4-wire models for DC 12 V and DC 24 V operation Dual LEDs for 360° visibility 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
"Semiconductor sensor Operating voltage: 85-265V AC; Alarm output: Sound& LED Flash alarm; Alarm level: 10% ±5% LEL. adopted SCM from USA to ensure the stability, Dimension: 118.5*82*43mm . Execute criterion:GB15322;EN50194;UL1484 Can make 9V chargable back up battery "
AC POWER: 220VAC, 50 Hz. BATTERY: Sealed lead-acid batteries only. Maximum charging circuit: 27.6VDC @ 0.8 amp for normal flat charge. Maximum battery charger capacity: 18AH battery. NOTE: Two 10AH batteries can be housed in the cabinet. Larger batteries require a separate battery box. Total DC24V system power: 3.0 amps. Maximum current per NAC: 1.25 amps. Maximum battery charging capability: 18 AH. Resettable four-wire smoke detector power output. Non-resettable power output.
Domestic smoke alarm, conventional smoke detector, addressable smoke detector, fire alarm control panel, fire detection system.
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*
Operating voltage DC9~35V Alarm temperature 57 Static current 20uA Alarm current 35mA@DC12V;83m@DC24V Alarm output Remote LED indicator Installation Ceiling mounted Sensitivity 0.15dB/m(±0.03dB/M) Working environment -10~+50(â?¤95%RH No congelation) Dimension 100*46mm
