Siemens SIMATIC FM 353, Manual

Page: 217 / 361

Description of Functions
9-17
FM 353 Stepper Drive Positioning Module
6ES7 353-1AH01-8BG0
Table 9-3 Control actions for “Jogging” mode (examples), continued
Signal name Explanation Level
Control action 6, ambiguous direction command (special situation)
Control signals:
Direction plus [R+]
Direction minus [R
− ]
Checkback signals:
Travel minus [FR − ]
Processing in progr. [BL]
Start enable [SFG]
Operator/travel error [BF/
FS]
Control signals:
Direction minus [R+]
Error acknowledgement
[BFQ/FSQ]
Checkback signal:
Start enable [SFG]
[R+] is actuated while the axis is traversing with [R − ].
The ambiguous direction command causes the axis to
stop and [BF/FS] to be output. [FR − ] and [BL] are re-
set.
Only when [R+] is canceled and the error is acknowl-
edged [BFQ/FSQ] is [SFG] actuated again and a new
direction command can be initiated.
Control action 7, cancel drive enable (special situation)
Control signal:
Drive enable [AF]
Checkback signals:
Travel minus [FR − ]
Processing in progr. [BL]
[AF] is deactivated during the traversing movement.
The axis is stopped immediately. [FR − ] and [BL] are
canceled.
Control action 8, reset during axis motion (special situation)
Single command
“Restart “, (DBX37.5)
Checkback signals:
Travel plus [FR+]
Processing in progr. [BL]
Restart is defined during the traversing movement.
The axis is stopped immediately. [FR+] and [BL] are
cleared.
Control action 9, change direction
Control signal:
Direction plus [R+]
Checkback signal:
Start enable [SFG]
Only when [R+] is canceled is [SFG] reactivated.
Control action 10, change mode
Control signal:
Mode [BA]
Checkback signal:
Active mode [BAR]
Travel plus [FR+]
Processing in progress
[BL]
A new [BA] 1 is preselected during the traversing
movement.
The axis is stopped.
[FR+] and [BL] are deleted.