Siemens SINUMERIK 840D Description Of Functions page 36

2 Configuring
2.3 Configuring the hydraulic drive
Connector pin
assignments
Preferred range of
servo solenoid
valves
2-36
SINUMERIK 840D/SIMODRIVE 611 digital Descr. of Functions HLA Module (FBHLA) – 04.00 Edition
A distinction must be made between servo solenoid valves and HRVs.
S
Servo solenoid valves (directly and pilot-actuated): 7-pin round connector
A
B
C
D
100k
E
100k
F
10k
Fig. 2-13 Connector pin assignment on servo solenoid valves
S
HRV valves (directly and pilot-actuated); 12-pin round connector
1
+U
B
2
3
4
100k
5
100k
6
10k
7
8
9
10
11
Fig. 2-14 Connector pin assignment on on HRVs
The following tables list all servo solenoid valves supplied by BOSCH
for which technical data are stored in the HLA module.
(HLA FW version 01.01)
2.5 AF
+24 V=
Supply
0 V
Reference point for actual
0 V
valve spool value
Setpoint 0..."10 V
Sign.
Actual value spool value
Protective earth
Screening
2.5 AF
+24 V=
Output stage supply
0 V
24 V
Enable signal
Setpoint 0..."10 V
Sign.
0 V
Actual value spool value
24 V
Enable acknowledgement
+24 V =/v0.5 A
Electronics supply
0 V
24 V
Error message
Protective earth
Screening
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02.99