WEG CPW17 User Manual page 9

General Information
Suitable
Emergency
buttons
Emergency
Safety switches
Grid sensors
Single-channel input device, type mechanical or electromechanical contact, with manual start (for automatic start: jumper S1 / S3).
* Optional feedback loop to monitor contactors or the expansion modules.
Configuration
Start
Feedback
ATTENTION!
If set as automatic start, the safety contacts switch immediately after device powered.
If set as manual start, not must be possible to reach the restart command button from inside the
danger area.
NOTE!
Additional data can be requested from the manufacturer for applications that deviate from these
conditions.
DIAGNOSTIC
„
To assure the system diagnostic is reached its necessary perform a manually test proof, reached when safety
relay reach the safe state (switch off). According applications the following test proof intervals must be ensured.
8 | CPW17
Mechanical Safety Switches with/without Guard Locking
Non-Contact Safety Switches
Emergency Stop Switchgear
stop
Automatic
start
S2 S1 S0
A1 A2
~ ~
+ 24 V -
Manual
S1 S0
S1 S0
Diagnostic
Standard CAT
4
EN ISO 13849-1
3
Manual start
K1 *
K2 *
S3 13 23
14 24
K1
S1
S3
K1
K1
K2
S1
S3
PL Test Interval
e Once month
d Once year
Safety Level
EN ISO 13849-1
PL c
CAT 1
IEC 61508 1-7
L
SIL 1
IEC 62061
SIL CL1
K2
N
Automatic
S0 S3
K2
S0 S3