Terminals - Siemens Sinumerik 840D Series Function Manual
Hla module
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Also See for Sinumerik 840D Series:
- Function manual (920 pages) ,
- Diagnostics manual (714 pages) ,
- Operating turning (713 pages)
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4 Firmware Drive Functions
4.12 Terminals
4.12
Terminals
ON/OFF sequence
Controller enable
term. 64
Servo enable NC
&
Controller enable
error
OR
External 26.5 V
available
Power enable
term. 63
&
Power enable
term. 663
Power enable
NC
Power disable
error
Fig. 4-18
Enabling logic on HLA module
External 26.5 V
supply
4-146
Terminals are provided on connectors X431/X432 of the HLA module and X121
of the MS module for the purpose of implementing the ON/OFF conditions for
the HLA module.
The following overview shows the hierarchy of signals for enabling and disab-
ling the HLA.
Control word
controller enable
Preset
Timer
power
disable
Preset
Timer
power
&
enable
delay
Control word
power
enable
Timer
Preset
run
down
Timer
output
value time
OFF
&
MD 5530
Bit 4=1
MD 5530
Bit 0=1
The 24 V voltage for the shut-off valve and valve electronics is supplied from an
external source connected via the HLA module.
SINUMERIK 840D/SIMODRIVE 611 digital, HLA Module (FBHLA) - 10.03 Edition
Velocity
setpoint
braking
ramp
Timer
run
down
&
MD 5530
Bit 3=1
Preset
Timer
Timer
run
run
Timer
down
down
output
value time
ON
CLEAR
SET
SET
&
CLEAR
OR
Siemens AG, 2003. All rights reserved
04.00
10.03
Status
controller
enable
Status
power
enable
&
24 V for shutoff
valve ON
24 V servo
solenoid valve ON
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