Multiple Systems - IFM OY Series Original Operating Instructions

6.7 Multiple systems

The use of several safety light curtains / light grids can lead to malfunction
and disable the protective function.
The safety light curtains / light grids are to be installed so that the beam sent by
the transmitter of a system can only be detected by the respective receiver.
The following important rules for installation are to be observed to avoid mutual
interference of several systems:
Arrangement A
R1
Possible arrangements:
A: Position of both transmitters
next to each other
B: Position transmitter 1 and
receiver 2 on top of each other
C: Combination in "L" shape
18
T1 T2
Arrangement C
T2
Arrangement B
R2 T1
R1
R2
T = transmitter; R = receiver
R1
T2