Ppendix, Logic command/ status words, C.1 md65 drives – Rockwell Automation MD65 Profibus Communication Card User Manual

Page 85

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Logic Command/Status Words

C-1

A

PPENDIX

C

Logic Command/

Status Words

Appendix C provides the definitions of the Logic Command/Logic
Status words that are used for some products that can be
connected to the PROFIBUS module. If you do not see the Logic
Command/Logic Status for the product that you are using, refer to
your product’s documentation.

C.1 MD65 Drives

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

0 = Not Stop
1 = Stop

x

Start

1

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 = Change Direction (toggle)

x

Not Used

x

MOP
Increment

0 = Not Increment
1 = Increment

x x

Accel Rate

00 = No Command
01 = Accel Rate 1 Command
10 = Accel Rate 2 Command
11 = Hold Accel Rate

x

x

Decel Rate

00 = No Command
01 = Decel Rate 1 Command
10 = Decel Rate 2 Command
11 = Hold Decel Rate

x

x

x

Reference
Select

000 = No Command
001 =Freq Source = Select
010 = Freq Source = Int. Freq
011 = Freq Source = Comm
100 = Preset Freq 1
101 = Preset Freq 2
110 = Preset Freq 3
111 = Preset Freq 4

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.

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