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Addressable Heat Detector

Product Overview
The OT-603 Addressable Heat (Thermal) Detector is designed to meet the stringent performance requirements of industrial and municipal fire detection/alarm systems. With a precise NTC resistor which can sense the environment temperature. It has automatic compensation for excursion and complete self-diagnosis that can greatly reduce false alarm.

1) Built-in microprocessor and intelligent software, ensuring the utmost accuracy with controller.
2) 2 bus lines current PWM digital transmission technology with great reliability
3) Special methods for damp-proof, antisepsis and mildew-proof.
4) Adopt SMT technology, firmly, high secure and antijamming.
5) Easy plug-in of the head to base
6) SEMS screws for easy wiring
7) 2-wire without polarity

Operating Voltage: DC20V~DC30V  
Standby current: ≤0.25 mA 
Alarm current: ≤2 mA
Wiring: Non-polarized 2 bus lines  
Address range: 1~192
Using Environment: Temperature: 10C~+50C  Related Humidity: ≤95% (402C)
Dimensions: Diameter 100 mm  Height 38 mm
Weight: 125g