Rockwell Automation 22-SCM-232 Serial Converter Module User Manual
Page 58
![background image](/manuals/576865/58/background.png)
D-8
MicroLogix 1000 Example Ladder Program
The data table used by the example ladder program is explained below:
Figure D.2 MicroLogix 1000 Ladder Example Data Table Values
The following screens (
Figure D.3
to
Figure D.6
) provide details of the
MSG instructions used in the ladder example:
N7:
Address
Name
Example
Value
(decimal)
Example Value Description
0
Constant “0”
0
Fixed to “0” and used to clear
read data on the first scan of
the ladder program
10
Logic Status
1567
See Logic Status bit
descriptions (Appendix I)
11
Drive Error Code
0
No errors
12
Commanded Frequency
222
22.2 Hz
13
Output Frequency (feedback)
1
0.1 Hz
14
Output Current
1
0.01 A
15
DC Bus Voltage
3235
323.5 V
16
Output Voltage
118
11.8 V
20
Logic Command
18
See Logic Command bit
descriptions (Appendix I)
21
Reference
222
22.2 Hz
30
Pr. 39 - [Accel Time 1] Write Value 100
10.0 Seconds
31
Pr. 39 - [Accel Time 1] Read Value 100
10.0 Seconds