Procedural functions of hydraulic presses
© Siemens AG 2003 All Rights Reserved
SIMOTION Safety Unit (AP) - Edition 06.2003
6-49
Example of wiring
-Y
01
1
2
P
SV1
L+
M
-B
Y
01
+
-
1
P
os
ition f
ee
dbac
k of
pr
es
s
sa
fe
ty
v
a
lv
e (if
pres
en
t)
X6
.1
X4
.1
0
X6.
2
-Y
02
1
2
PSV
2
X6
.3
X6
.4
-Y
02
1
2
PS
V3
X6
.5
X6
.6
-BY0
2
+
-
1
X4
.1
1
-B
Y
03
+
-
1
X4
.1
2
Figure 6-4 Valve monitoring