Smc status data, Reference/feedback, Parameter listing – Rockwell Automation 150 USE MN/SMC DIALOG + CONTROLLER User Manual

Page 112: Scale factor conversion

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Serial Communications

8-3

SMC Status Data

The information in Table 8.B provides the SMC Dialog Plus
controller status information that can be sent to the logic controller’s
input image table.

Table 8.B SMC Status Data

When control power is applied, this bit is always set to 1.

Reference/Feedback

The SMC Dialog Plus controller does not support the analog
reference feature of SCANport. The SCANport analog feedback
feature, however, is supported. The feedback word will always be
equal to Parameter number 4, Current Phase A.

Parameter Listing

Refer to Appendix B, Table B.1 for a complete listing of the SMC
Dialog Plus controller’s parameters and groups. In addition to the
range of adjustments, the parameters’ units are provided.

Scale Factor
Conversion

The parameter values of the SMC Dialog Plus controller are stored as
unscaled numbers. When reading parameter data in the PLC/SLC’s
input image table, divide this number by the scale factor shown in
Appendix B, Table B.1 to arrive at the proper value.

When writing from the PLC/SLC’s output image table to the SMC
Dialog Plus controller, the scale factor must be taken into
consideration to ensure that the proper value is sent.

Logic Bits

Description

Definition

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

X

Enabled

1 = Enabled
0 = Not Enabled

X

Running

1 = Running
0 = Not Running

Not Used

Not Used

X

Starting

1 = Starting
0 = Not Starting

X

Stopping

1 = Stopping
0 = Not Stopping

X

Fault

1 = Faulted
0 = Not Faulted

X

At Speed

1 = At Speed
0 = Not at Speed

Bits 9–15 are not used

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