Honeywell UDC2500 manual Rspsrc, Sp Trk, Pwr Up, Power UP Controller Mode

Models: UDC2500

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Configuration

 

 

 

 

 

 

 

 

 

 

 

 

Function Prompt

 

Selection or Range of Setting

 

 

Parameter

 

Lower Display

 

Upper Display

 

 

Definition

 

English

Numeric

 

English

Numeric

 

 

 

 

 

 

 

Code

 

 

Code

 

 

 

 

 

 

 

 

 

TWO

1

 

 

TWO LOCAL SETPOINTS—This selection

 

 

 

 

 

 

 

 

lets you switch between two local setpoints

 

 

 

 

 

 

 

 

using the SETPOINT SELECT key.

 

 

 

 

 

 

 

 

 

 

 

RSPSRC

804

 

 

 

 

 

REMOTE SETPOINT SOURCE— This

 

 

 

 

 

 

 

 

selection lets you switch between the local

 

 

 

 

 

 

 

 

and remote setpoints using the

 

 

 

 

 

 

 

 

SETPOINT SELECT key.

 

 

 

 

NONE

0

 

 

NONE—No remote setpoint.

 

 

 

 

 

 

INPUT 2—Remote Setpoint is Input 2.

 

 

 

 

INP2

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SP TRK

805

 

 

 

 

 

SETPOINT TRACKING—The local setpoint

 

 

 

 

 

 

 

 

can be configured to track either PV or RSP

 

 

 

 

 

 

 

 

as listed below. Not configurable when Auto

 

 

 

 

 

 

 

 

Bias is set.

 

 

 

 

 

 

 

 

 

For selections other than

 

 

 

 

 

 

 

 

ATTENTION

 

 

 

 

 

 

 

 

NONE, LSP is

stored in nonvolatile memory

 

 

 

 

 

 

 

 

only when there is a mode change; i.e.,

 

 

 

 

 

 

 

 

when switching from RSP to LSP or from

 

 

 

 

 

 

 

 

Manual to Automatic. If power is lost, then

 

 

 

 

 

 

 

 

the current LSP value is also lost.

 

 

 

 

NONE

0

 

 

NO TRACKING—If local setpoint tracking is

 

 

 

 

 

 

 

 

not configured, the LSP will not be altered

 

 

 

 

 

 

 

 

when transfer from RSP to LSP is made.

 

 

 

 

PROC

1

 

 

PROCESS VARIABLE (PV)—Local setpoint

 

 

 

 

 

 

 

 

tracks the PV when in manual.

 

 

 

 

RSP

2

 

 

RSP—Local setpoint tracks remote setpoint

 

 

 

 

 

 

 

 

when in automatic. When the controller

 

 

 

 

 

 

 

 

transfers out of remote setpoint, the last

 

 

 

 

 

 

 

 

value of the remote setpoint (RSP) is

 

 

 

 

 

 

 

 

inserted into the local setpoint.

 

PWR UP

806

 

 

 

 

 

POWER UP CONTROLLER MODE

 

 

 

 

 

 

 

 

RECALL—This selection determines which

 

 

 

 

 

 

 

 

mode and setpoint the controller will use

 

 

 

 

 

 

 

 

when the controller restarts after a power

 

 

 

 

 

 

 

 

loss.

 

 

 

 

MAN

0

 

 

MANUAL, LSP—At power-up, the controller

 

 

 

 

 

 

 

 

will use manual mode with the local setpoint

 

 

 

 

 

 

 

 

displayed.

 

 

 

 

ALSP

1

 

 

AUTOMATIC MODE, LAST LSP—At power-

 

 

 

 

 

 

 

 

up, the controller will use automatic mode

 

 

 

 

 

 

 

 

with the last local setpoint used before power

 

 

 

 

 

 

 

 

down displayed.

 

 

 

 

 

 

 

 

 

 

 

4/07

UDC2500 Universal Digital Controller Product Manual

63

Page 77
Image 77
Honeywell UDC2500 manual Rspsrc, Sp Trk, Pwr Up, Power UP Controller Mode