12-411
Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
Dry Run of Axis and Spindle
12.1
Preconditions
To allow an axis to be traversed from the control system, it is necessary to
supply enabling terminals on the drive and to set enabling bits on the interface.
The data block designated DBxx depends on the maximum configuration of the
machine axes currently validated for SINUMERIK 840Di.
Pulse enable
+24V
+24V
63
9
64
9
48
9
Drive enable
DC link start
+24V
Pulse enable
+24V
663
9
Mains supply module
Drive module
Setting-up mode
+24V
112
9
References:
/FBU/ SIMODRIVE 611 universal, Description of Functions
The following signals must be made available at the PLC interface for axis or
spindle:
IS “Servo enable”
(DB31-DBxx, DBX2.1)
IS “Pulse enable”
(DB31-DBxx, DBX21.7)
IS “Position measuring system 1 or 2”
(DB31-DBxx, DBX1.5, DBX 1.6)
The following signals on the interface must not be set or else the axis/spindle
motion will be disabled:
IS “Feed/spindle override switch”
(DB31-DBxx, DBB0) not at 0%
IS “Axis/spindle lock”
(DB31-DBxx, DBX1.3)
IS “Follow-up mode”
(DB31-DBxx, DBX1.4)
IS “Distance to go/spindle reset”
(DB31-DBxx, DBX2.2)
IS “Feed stop/Spindle stop”
(DB31-DBxx, DBX4.3)
IS “Traversing key lock”
(DB31-DBxx, DBX4.4)
IS “Ramp-function generator lock”
(DB31-DBxx, DBX20.1)
Axis
enabling
DBxx
Enables on
the drive
Enabling through
PLC interface
12
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