The RS-220HR is a retro-reflective photo sensor consisting of an infrared light source, sensing circuit, and amplifier, which is contained in a heavy-duty metal housing. For initial alignment purposes, a green stability LED is located on the back of the housing.
Features
A general purpose sensor, featuring an operating range up to 500Hz
Includes an indicator lamp for initial alignment purposes
Consists of an LED infrared light source sensing device and amplifier contained in a heavy-duty housing
Specifications
Operating Range
1.5" to 8" (38 to 200 mm)
Ambient Temperature
-25 to +70ºC (+13 to + 158ºF)
Input
10 to 30 Vdc
Activation Frequency
500Hz
Output Current
200mA
Weight
270g (9.5 oz)
Cable length
3m (10ft)
Housing
ZAMA (metal alloy)
Mounting
6 threaded holes (M4x5)
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Features 
A general purpose sensor, featuring an operating range up to 500Hz
