Operation 23 – Rice Lake Allen-Bradley Remote I/O User Manual

Page 27

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Operation

23

Floating point values used for the Set Setpoint Values parameters must be copied into separate words before
issuing the command. Values returned on the Read Setpoint Values block read command must be converted back
to floating point values. The following example shows these conversions for all four parameters on the Set and
Read Setpoint Values commands.

7

[END]

0

COP

COP

COPY FLOATING POINT SETPOINT VALUE INTO TWO SEPARATE WORDS

CONVERT 2-WORD PREACT VALUE TO FLOATING POINT VALUE

1

COP

COPY FLOATING POINT BAND VALUE INTO TWO SEPARATE WORDS

2

COP

COPY FLOATING POINT HYSTERESIS VALUE INTO TWO SEPARATE WORDS

3

COP

COPY FLOATING POINT PREACT VALUE INTO TWO SEPARATE WORDS

6

COP

CONVERT 2-WORD HYSTERESIS VALUE TO FLOATING POINT VALUE

5

COP

CONVERT 2-WORD BAND VALUE TO FLOATING POINT VALUE

4

COP

CONVERT 2-WORD SETPOINT VALUE TO FLOATING POINT VALUE

(SET SETPOINT VALUES, READ SETPOINT VALUES BLOCK TRANSFER COMMANDS)

Copy File
Source #F8:1
Dest #N11:13
Length 2

Copy File
Source #F8:2
Dest #N11:15
Length 2

Copy File
Source #F8:3
Dest #N11:17
Length 2

Copy File
Source #F8:4
Dest #N11:19
Length 2

Copy File
Source #N11:13
Dest #F8:1
Length 1

Copy File
Source #N11:15
Dest #F8:2
Length 1

Copy File
Source #N11:17
Dest #F8:3
Length 1

Copy File
Source #N11:19
Dest #F8:4
Length 1

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