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Photoelectric SwitchAC/DC Multi-power Supply
This product is no longer in production or sales.

AC/DC free power source



-> Though-beam type 10m, Retro-reflection type(With polarized filter) 4m, Diffuse-reflection type 70cm
-> Free power source, 24 to 240VAC/12 to 110VDC
-> Protective structure IP66
-> Long distance type PLX-305W 30m, easy to adjust optical axis because of providing margin lamp(red)


Type Through-beam type Retro-reflection type
(with polarized filter)
Diffuse-reflection type
Model No. PLX-305W PLX-105W PLX-403W PLX-701L PLX-701R
Light source Infra-red LED Red LED Infra-red LED
Power source 24 to 220VAC(±10%, 50/60Hz)
12 to 110VDC(±10%, Ripple 10% or less)
Power consumption 4W or less for both projector and receiver 5W or less
Detecting distance 30m or less 10m or less 0.1 to 4m or less*1 70cm or less
(white paper with 10cm)
Response time 20msec or less
Operating mode Light-ON/Dark-ON by changeover switch Dark-ON Light-ON
Control output 1C relay, 250VAC 3A or less(Resistance load), 30VDC 3A or less(Resistance load)
Mechanical life : 50 million times, Electrical life : 0.1 million times
Sensitivity adjuster Not provided(Fixed) Provided
Connection Cable type(0.3mm2×5 cores, 2m long)*2
Protective structure IP66(IEC standard)
*1 When using RRP-50S-V
*2 Cable of projector for through-beam type is 2 cores.

External dimension


*1 Provided with only for PLX-305W
*2 Value in parentheses means for through-beam type. Value for projecting/receiving element means for diffuse/retro-reflection type.



Reflector (RRP-50S-V(attachment))

Reflector  (RRP-50S-V(attachment))

I/O Circuit

Through-beam type projector

Through-beam type projector

Through-beam type receiver・Retro-reflection type・Diffuse-reflection type

Through-beam type receiver・Retro-reflection type・Diffuse-reflection type
* Provided with only for PLX-305W


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Category File name File size Date modified Download
Manual_PLX (Japanese and English)