Operating Instructions
Transponder-Coded Safety Switch CTM-C2-BP/BR-FLX
20
(translation of the original operating instructions) MAN20001574-01-09/22
11.2.1. Maximum cable lengths with BR switch chains
Important!
The maximum number of switches in a BR switch chain depends on many factors, including the cable
length. This case example shows a standard application. You will find further connection examples at
www.euchner.com.
SPS
PLC
l
1
l
2
l
max
=200 m
l
n
u
min
= 24 V
5 x 0,34 mm
2
5 x 0,34 mm
2
5 x 0,34 mm
2
CTM # n
CTM # n-1
CTM # 1
i
out
11.2.2. Determining cable lengths using the example table
n
Max. number of switches depending on the cable
length
I
FO1A/FO1B
(mA)
Possible output current per channel FO1A/FO1B
l
1
(m)
Max. cable length from the last switch to the
control system
0.34 mm²
1
10
70
25
50
100
150
60
2
10
20
25
50
100
150
3
10
20
25
50
100
150
