Optical Smoke Detectors

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Basic Info

Payment Type:	T/T, WESTERN UNION, PAYPAL

Product Description

TA-2988 series optical smoke detectors are designed to respond to a wide spectrum of fires and ease installation

Every unit is individually tested and calibrated to ensure high reliability and prevent false alarms

Advanced photoelectric smoke sensing technology

Durable sensor head; excellent smoke access

Ar (auto reset) function for security systems(optional for 4 wire models)

N/c (normal/close)-n/o (normal/open) selectable relay output

Easy installation and maintenance

Modern design (white and beige colors)

Frequency: 3 to 5 seconds

Five-year limited warranty

Sensor base: standard and shottky diode

Remote led

Compliant with EN54 and CE

Smoke sensitivity: EN 54-5/7:2000 standard

Detection range: 100sqm rating for smoke sensor, 50sqm rating for heat sensor

Start-up current: 70μa maximum

Alarm impedance: for 2-wire models: 100Ω+3V maximum, 560Ω + 3V maximum(red LED open circuit)

Alarm indicator: LED continuously emitting red light

Temperature range: -10 to 50℃

Remote output: 15mA maximum, diode gate

Humidity: 0 to 95% RH, non-condensing

Alarm contact: for 4-wire: n/o or n/c operation

Form A: 1.0A at 30V DC/0.5A at 125V AC

Dimensions: 10x4 with base

Weight: 130g/set with base

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