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Tanda Conventional Reflective Optical Beam Smoke Detector Beam Detector Relay Output

Tanda Conventional Reflective Optical Beam Smoke Detector Beam Detector Relay Output
Current Parameters Standby:23mA Commission:40µA Alarm:33mA Beam Sensor Sensitivity [via Encoder] Level 1: 2.6 dB High Sensitivity Level 2: 3.4 Medium Sensitivity Level 3: 4.8 dB Low Sensitivity Beam ...

4-wire UV Flame Detector with Relay Output Ultraviolet Flame Sensor Fire Alarm DC9-28V

4-wire UV Flame Detector with Relay Output Ultraviolet Flame Sensor Fire Alarm DC9-28V
sensor adopts an ultraviolet photosensitive tube, with qualities of highly sensitive, reliable, dust-resistant, corrosion proof and moisture-resistant, therefore is not sensitive in sunlight, dust, ...

2-wire Conventional Heat Detector Alarm Sensor

2-wire Conventional Heat Detector Alarm Sensor
Skype firealarm87 /wechat 15220176087 2-wire Conventional Heat Detector Heat Alarm Sensor The device is intelligent sensors that utilize a state-of-the-art thermistor sensing circuit for fast ...
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