Input Parameters - Allen-Bradley MicroLogix 1400 Instruction Manual

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Input Parameters

Input Parameter Descriptions Address
SPS - Setpoint
PV - Process Variable
MAXS - Setpoint Maximum
MINS - Setpoint Minimum
OSP - Old Setpoint Value
OL - Output Limit
CVH - Control Variable High
Limit
CVL - Control Variable Low Limit PD10:0.CVL
(1) The range listed in the table is for when scaling is not enabled. With scaling, the range is from minimum scaled (MINS) to maximum scaled (MAXS).
The table below shows the input parameter addresses, data formats, and
types of user program access. See the indicated pages for descriptions of
each parameter.
Data Format Range
PD10:0.SPS word (INT)
user defined word (INT)
PD10:0.MAXS word (INT)
PD10:0.MINS word (INT)
PD10:0.OSP word (INT)
PD10:0/OL binary
PD10:0.CVH word (INT)
word (INT)
Type
(1) control
0...16383
0...16383 control
-32,768...+32,767 control
-32,768...+32,767 control
-32,768...+32,767 status
1 = enabled control
0 = disabled
0...100% control
0...100% control
Publication 1766-RM001A-EN-P - October 2008
Process Control Instruction 333
User For More
Program Information
Access
read/write 334
read/write 334
read/write 334
read/write 335
read only 335
read/write 336
read/write 336
read/write 337