B
A
B
A
100%
2
4
75%
1(+)
3(–)
2
K2
100%
4
K1
75%
1(+)
3(–)
K2
K1
S1
75%
S2-100%
2
4
1(+)
3(–)
2
1(+)
100%
Hydraulics
Bosch Rexroth AG
RE 51421/07.11 245LEN0040 - 0400; 245LE0130, 0150
5
/16
Symbols
WE-1SP-M12x1
WE-1SP-EN175301-803
Switching element
Connector
Switching
point 100 %
LED red
Switching
point 75 %
LED yellow
Stand by
LED green
Circuit diagram drawn in plugged
condition at
temp. > 30 °C
(op. mode)
30 °C / 20 °C
86 °F / 68 °F
on / off
WE-2SPSU-M12x1
WE-2SP-M12x1
Switching element
Connector
Switching
point 100 %
LED red
Switching
point 75 %
LED yellow
Stand-by
LED green
Circuit diagram drawn in plugged
condition
(op. mode)
Switching element
Switching element
Connector
Connector
Inline filter
with bypass and
mechanical indicator
Inline filter
without bypass and
mechanical indicator
Electronic switching element
for maintenance indicator