Siemens Sinumerik 840D Series Function Manual page 27

02.99
10.03
O
B
Hydraulic drive, axis 1
Position
measuring
system
Pressure sensor
Servo solenoid
valve
M
Functional ground
PV1 +
Shutoff valve, axis 1
-
MV1
Reserved, do not use!
C1
P24 +
External 26.5 V supply
M24
-
Power enable at term. 663
663
9 Internal +24 V enabling voltage
Device bus interface (X151)
1) Only required if external 26.5 V is not electrically separated safely!
Fig. 2-4 Connection configuration for HLA module
 Siemens AG, 2003. All rights reserved
SINUMERIK 840D/SIMODRIVE 611 digital, HLA Module (FBHLA) - 10.03 Edition
2.2 Integration in SINUMERIK 840D/SIMODRIVE 611 digital
Servo solenoid
valve
Pressure
sensor A
Pressure
sensor B
Position sensing
Shutoff valve
Axis 1
HLA
B B
O
X431
Drive bus
Servo solenoid valve
Pressure sensor A
Pressure sensor B
Position sensing
Shutoff valve
Hydraulic drive, axis 2
Axis 2
Position
measuring
system
B
O
Pressure sensor
Servo solenoid
valve
X432
-X35
-X34
M
Functional ground
PV2 +
Shutoff valve, axis 2
-
MV2
Reserved, do not use!
C2
BERO input, axis 1
B1
Internal 0 V enabling voltage
19
B2 BERO input, axis 2
9
Internal +24 V enabling voltage
Drive bus/drive bus terminator on last
module
2 Configuration
O
B
1)
2-27