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Function Blocks

Function Block Reference Guide 3/9962

2.17 DCMP 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 DCMP function block

parameters to the desired value or selection that

matches your operating requirements.

Table 2-18 describes the parameters and the

value or selection.

Table 2-18 DCMP Configuration Parameters

Properties Group Parameter Parameter Description Value or Selection

Set Properties Plus

Deviation

Plus value deviation from reference

point

Within the range of the

inputs

Minus

Deviation

Minus value deviation from reference

point

Within the range of the

inputs

Example

Figure 2-15 shows a Function Block Diagram using a DCMP function block to hold a setpoint program if

any of 6 work thermocouples deviate from the setpoint by more than the

Deviation Limits.

Figure 2-15 DCMP Function Block Example

Honeywell UMC800 Reference Guide

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