Siemens Simotion TM 121C - Page 44

Procedural functions of mechanical presses
© Siemens AG 2003 All Rights Reserved
5-44 SIMOTION Safety Unit (AP) - Edition 06.2003
Example of wiring
-Y01
12
PSV1
-Y02
12
PSV2
L+
M
-BY01
+
-
1
-BY02
+
-
1
Position feedback of
press safety valve (if present)
X6.1 X6.2 X6.3 X6.4
X4.10 X4.11
Figure 5-7 Press safety valves