Pilz PNOZ s4.1 User Manual

PNOZ s4.1
Operating Manual PNOZ s4.1
21890-EN-15
| 15
NOTICE
When operated with a light grid or sensor
– It must not be possible to switch off the supply voltage for the PNOZ-
sigma separately from the supply voltage for the light grid or safety
switch.
– The operating mode selector switch must be set to "Without detection
of shorts across contacts", as shorts across contacts are detected by
the ESPE.
} Start circuit/feedback loop
Start circuit/feedback loop Without feedback loop
monitoring
With feedback loop monit-
oring
Automatic start
K5
K6
K5
L1
N
K6
S12
13 (23,33)
S34
14 (24,34)
Monitored, manual start/re-
start
S12
S34
S3
K5
K6
K5
L1
K6
S12
S34
S3
N
13 (23,33)
14 (24,34)
NOTICE
In the event of an automatic start or manual start with bridged start
contact (fault):
The unit starts up automatically when the safeguard is reset, e.g. when the
E-STOP pushbutton is released. Use external circuit measures to prevent
an unexpected restart.
} Semiconductor output
Unit types with U
B
24 VDC Unit types with U
B
48 - 240 VAC/DC
*Connect together the 0V connections on all
the external power supplies

Pilz PNOZ s4.1 Specifications

General

Brand	Pilz
Model	PNOZ s4.1
Category	Relays
Language	English