Wireless Infrared Beam Detector (DF3-BT Series)

Detection distance: 4m
Working voltage: 3VDC
Standby current: 350uA
Alarm current: 35mA
RF wireless distance: ≤ 150m
Low-voltage alarm: 2.7V
Reaction time: 300ms ~ 900ms
Alarm conditions: Obstruct two adjacent beams or single beam
Alarm output: RF(433MHz)
Application temperature: -33~~ 55 degree
Casing Material: Aluminum

DF3-BT056, Beam number: 3, 560*28*25mm(L*H*W)
DF3-BT076, Beam number: 4, 760*28*25mm(L*H*W)
DF3-BT112, Beam number: 5, 1120*28*25mm(L*H*W)

Features:
Energy-saving design: Power supply by No. 5 battery with long service life(the max. Service life of each pair of batteries is as long as one year)
Good apperance, Aluminum Alloy, and capability of rotating 180 degree.
Be waterproof, moistureproof, antifogging etc.
Comparing with the general wireless emitter, the wireless protection zone interface has better anti-interference ability;
The installation which requires no wiring can save costs and can not restricted by the project schedule;
Replacement of battery is very convenient.