EUCHNER CES-AR-C01 Series - Requirements for Connecting Cables; Maximum Cable Lengths

Operating Instructions
Non-Contact Safety Switch CES-AR-C01-…
12
(Translation of the original operating instructions) 2098039-20-02/20
9.4. Requirements for connecting cables
CAUTION
Risk of damage to equipment or malfunctions as a result of incorrect connecting cables.
Ì Use connection components and connecting cables from EUCHNER.
Ì On the use of other connection components, the requirements in the following table apply.
EUCHNER provides no warranty for safe function in case of failure to comply with these require-
ments.
Observe the following requirements with respect to the connecting cables:
Parameter Value Unit
Conductor cross-section, min. 0.34 mm²
R max. 60 W/km
C max. 120 nF/km
L max. 0.65 mH/km
Recommended cable type LIYY 8x or 5 x 0.34mm²
9.5. 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).
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
CES-AR # n CES-AR # n-1 CES-AR # 1
i
out
n
Max. number of switches
I
OUT
(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