Preventing Mutual Interference By Device Placement - Panasonic SF4D Series Instruction Manual

Protection Area

2-3-4-4 Preventing Mutual Interference by Device Placement

This section describes methods for placing 2 or more sets of emitters and receivers facing each
other, rather than in a series or parallel connection. Consider these when there is a wiring prob-
lem or you need to test the system in conjunction with adding new equipment or otherwise.
Use a test rod to perform an operation test as explained in "2-6-2 Operation Test".
Refer to and understand the examples of device placement given below before installing the devices.
Risk of death or serious injury if the devices are not placed correctly.
<Examples of device placement>
1) Side-by-side placement
Receiver Emitter
3) Front and back placement
Emitter
Receiver
26
WARNING
Emitter Receiver
Receiver
Emitter
2) Vertical placement
Emitter
Receiver
4) With a light-blocking barrier
Receiver Emitter
Blocking object
© Panasonic Industrial Devices SUNX Co., Ltd. 2017
Receiver
Emitter
Receiver Emitter