Rockwell PowerFlex 70, User Manual

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Supplemental Drive Information A-5
Logic Command/Status Words
Figure A.1 Logic Command Word
Logic Bits
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Command Description
x Stop
(1)
0 = Not Stop
1 = Stop
x Start
(1)(2)
0 = Not Start
1 = Start
x Jog 0 = Not Jog
1 = Jog
x Clear
Faults 0 = Not Clear Faults
1 = Clear Faults
x x Direction 00 = No Command
01 = Forward Command
10 = Reverse Command
11 = Hold Present Direction
x Local
Control 0 = No Local Control
1 = Local Control
x MOP
Increment 0 = Not Increment
1 = Increment
x x Accel Rate 00 = No Command
01 = Use Accel Time 1
10 = Use Accel Time 2
11 = Use Present Time
x x Decel Rate 00 = No Command
01 = Use Decel Time 1
10 = Use Decel Time 2
11 = Use Present Time
x x x Reference
Select
(3)
000 = No Command
001 = Ref. 1 (Ref A Select)
010 = Ref. 2 (Ref B Select)
011 = Ref. 3 (Preset 3)
100 = Ref. 4 (Preset 4)
101 = Ref. 5 (Preset 5)
110 = Ref. 6 (Preset 6)
111 = Ref. 7 (Preset 7)
x MOP
Decrement 0 = Not Decrement
1 = Decrement
(1)
A “0 = Not Stop” condition (logic 0) must first be present before a “1 = Start” condition will
start the drive. The Start command acts as a momentary Start command. A “1” will start the
drive, but returning to “0” will not stop the drive.
(2)
This Start will not function if a digital input (parameters 361-366) is programmed for 2-Wire
Control (option 7, 8 or 9).
(3)
This Reference Select will not function if a digital input (parameters 361-366) is programmed
for “Speed Sel 1, 2 or 3” (option 15, 16 or 17). When using the Logic Command Word for the
speed reference selection, always set Bit 12, 13 or 14. Note that Reference Selection is
“Exclusive Ownership” see
[Reference Owner] on page 3-49 .