| Addressable Heat Detector
OT503
Features
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
Specifications
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: 10°C~+50°C Related Humidity: ≤95%
(40±2°C)
Dimensions: Diameter 100 mm Height 38 mm
Weight: 125g
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