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I i, None, Spsl – Red Lion PXU User Manual

Page 13: Trnf, Ploc, Iloc, Sprp, Alrs, A1rs, A2rs

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13

SETPOINT HIGH LIMIT



to



input range dependent

The controller has a programmable high setpoint limit value to restrict the

range of the setpoint. Set the limit so that the setpoint value cannot be set above

the safe operating area of the process.



I

13

USER INPUT FUNCTION

(Model dependent)

The controller performs the programmed User Input selection (User Input

option models), when the User terminal + is connected to User terminal -.

SELECTION

FUNCTION

DESCRIPTION

NONE

No Function

No function is performed.

r-S

Controller Status

This function can be used to start (

rUN

) and

stop (

stOp

) the control function of the

controller. When in

StOp

mode, control

output 1 and 2 are disabled and output

calculations are suspended.

SPSL

Setpoint 1 or 2

Select

This function selects (maintained action)

Setpoint 1(user inactive) or Setpoint 2 (user

active) as the active setpoint.

trnF

Auto/Manual Select

This function selects (maintained action)

Automatic (user inactive) or Manual Control

(user active).

PLOC

Program Lock

The Configuration Loop is locked, as long

as user input is active (maintained action).

ILOC

Integral Action Lock

The integral action of the PID computation

is disabled (suspended), as long as

activated (maintained action).

SPrP

Setpoint Ramp

Disable

The setpoint ramping feature is disabled, as

long as activated (maintained action). Any

time the user input is activated with a ramp

in process, ramping is aborted.

ALrS

Reset All Alarms

This function can be used to reset all of the

alarms as long as activated (maintained

action). Active alarms are reset until the

alarm condition is cleared and triggered

again (momentary action).

A1rs

Reset Alarm 1

This function can be used to reset alarm 1

as long as activated (maintained action).

An active alarm is reset until the alarm

condition is cleared and triggered again

(momentary action).

A2rS

Reset Alarm 2

This function can be used to reset alarm 2

as long as activated (maintained action).

An active alarm is reset until the alarm

condition is cleared and triggered again

(momentary action).

A3rS

Reset Alarm 3

This function can be used to reset alarm 3

as long as activated (maintained action).

An active alarm is reset until the alarm

condition is cleared and triggered again

(momentary action).

F KEY FUNCTION

The controller performs the selected F1 Key Function, when 1 is pressed.

SELECTION

FUNCTION

DESCRIPTION

NONE

No Function

No function is performed.

r-S

Controller Status

This function can be used to start (

rUN

) and

stop (

stOp

) the control function of the

controller. When in

StOp

mode, control

output 1 and 2 are disabled and output

calculations are suspended.

SPSL

Setpoint 1 or 2

Select

This function toggles (momentary action)

the controller between Setpoint 1 and

Setpoint 2.

trnF

Auto/Manual Select

This function toggles (momentary action)

the controller between Automatic and

Manual Control.

ALrS

Reset All Alarms

This function can be used to reset all of the

alarms when activated (momentary action).

The alarms will remain reset until the alarm

condition is cleared and triggered again.

A1rs

Reset Alarm 1

This function can be used to reset alarm 1

when activated (momentary action). The

alarm will remain reset until the alarm

condition is cleared and triggered again.

A2rS

Reset Alarm 2

This function can be used to reset alarm 2

when activated (momentary action). The

alarm will remain reset until the alarm

condition is cleared and triggered again.

A3rS

Reset Alarm 3

This function can be used to reset alarm 3

when activated (momentary action). The

alarm will remain reset until the alarm

condition is cleared and triggered again.

COLD JUNCTION COMPENSATION

On

OFF

This parameter turns the internal cold junction compensation on or off. For

most applications, cold junction compensation should be enabled (

On

). This

parameter does not appear if a process input type is selected.

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I

I

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CJC

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Shaded parameters are programming/model dependent.