119
F3SJ-A
User’s Manual
Chapter4 Installation Conditions
Wiring/Installation
E
4. Keep sufficient distance between the F3SJs so that mutual interference does not occur
When using 4 or more sets that are not series-connected, the installations shown below may cause
mutual interference. When mutual interference occurs, the safety outputs are turned OFF in a moment
or the F3SJ enters lockout.
Distance between emitter and
receiver (operating range L)
Allowable installation distance D
For 0.2 to 3m 0.26m
For 3m or more L x tan5 ° = L x 0.088 (m)
DD
L
D
5
5
Receiver
Emitter Receiver
Emitter Receiver
Emitter
Receiver
Emitter
Emitter Receiver Emitter Receiver
Emitter Receiver
Receiver
Emitter
Aligned horizontally
Aligned fore and aft
Emitter Receiver
Emitter
Receiver
Aligned vertically