EUCHNER CETx-AR-xxx-AH-xxx (Unicode) - Manual (Page 20)

Operating Instructions Safety Switch CET.-AR-...-AH-...
20
Maximum cable lengths
Switch chains are permitted up to a maximum overall cable length of 200 m taking
into account the voltage drop as a result of the cable resistance (see table below
with example data and case example).
n
Max. number of
switches
I
OA/OB
(mA)
Possible output current per channel
OA/OB
l
1
(m)
Max. cable length from the last switch
to the control system
5
10 150
25 100
50 80
100 50
200 25
6
10 120
25 90
50 70
100 50
200 25
10
10 70
25 60
50 50
100 40
200 25
SPS
PLC
l
1
l
2
l
max
=200 m
l
n
u
min
= 24 V -10% u
n
= 24 V -20%
5 x 0,34 mm 2
CET-AR # n
CES-AR # n-1 CES-AR # 1
i
out