Honeywell UMC800 Reference Guide

Function Blocks
3/99 Function Block Reference Guide 81
2.26 HLLM Function Block,
continued
Block Properties
Double click on the function block to access the
function block properties dialog box.
Block Order (Read Only)
You can change the assigned execution order
number by selecting “Execution Order” in the
“Configure” menu and arrange the order to suit
your control strategy.
Configuration Parameters
You must configure the HLLM function Block
parameters to the desired value or selection that
matches your operating requirements.
Table 2-25
describes the parameters and the
value or selection.
Table 2-25 High Low Limit Configuration Parameters
Properties Group Parameter Index# Parameter Description Value or
Selection
Set Limits
High Limit
0
High limit value for analog (X) value -99999 to 999999
Low Limit
1
Low limit value for analog (X) value -99999 to 999999
Example
Figure 2-23 shows a Function Block Diagram using an HLLM function block to provide a remote setpoint
signal within specified limits to a PID Control Loop.
X Input
Output
X HI
X LO
HI*
LO*
X
OUT
{
{
Figure 2-23 HLLM Function Block Example

Honeywell UMC800 Specifications

General

Brand	Honeywell
Model	UMC800
Category	Controller
Language	English