General Information
CPW22 | 7
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2.3 APPLICATIONS
Depending on the application or the result of the risk assessment according standard ISO 13849-1 and the safety
level achieve according IEC 61508, the CPW22 must be wired according examples shown below:
Suitable
Electro-Sensitive Protective Equipment
Safety Level
Light curtains
OSSD-outputs
devices
E
OSSD 2 OSSD 1
S14
S12
S13
A1
S10
A2
24 V
S11
S21
13
14
K1
K2
X1
N
23
24
33
34
41
42
K1 *
L
K2 *
R
Light
curtain
Manual start
Automatic start
~
~
+
-
EN ISO 13849-1
PL e
CAT 4
IEC 61508 1-7
SIL 3
IEC 62061
SIL CL3
Dual-channel input device, OSSD type, with manual start (for automatic start: jumper S12 / S21).
ATTENTION!
The same ground reference connection must be used for all system components. To applications with
mechanical or electromechanical safety switches with or without contact does not recommended use
dual-channel inputs with two PNP inputs.
Suitable
Mechanical Safety Switches with/without Guard Locking
Non-Contact Safety Switches
Emergency Stop Switchgear
Safety Level
Emergency
buttons
Safety switches
Grid sensors
S10
~
~
24 V
+
-
S11
S14
S21
13
A1
A2
14
K1
K2
X1
24
34
42
23
33
41
S13
S12
K1 *
L
N
K2 *
Emergency stop
Manual start
Automatic start
EN ISO 13849-1
PL e
CAT 4
IEC 61508 1-7
SIL 3
IEC 62061
SIL CL3
Dual-channel input device, type mechanical or electromechanical contact, with manual start (for automatic start: jumper S12 / S21).
ATTENTION!
To applications with mechanical or electromechanical safety switches with or without contact is highly
recommended use dual-channel inputs with one channel PNP and other NPN.
