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Conventional Photo Duct Unit
Model No. PSADH100P
■ Complete with conventional photo optical detector
■ 12/24V DC operation
■ Sampling tube required
Addressable Photo Duct Unit
Model No. PSAFSD751P
■ Complete with addressable photo optical detector
■ Loop powered operation
■ Sampling tube required
Duct Sampling Tube
Model No. PSAST3
■ Senses smoke in air-conditioning ducts
■ 0.9m
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