Chapter 2. NAMES AND FUNCTIONS OF PARTS

Display panel 1

Indicates PV and other data in basic display status. Indicates item codes in parameter setting status.

Indicates set values and item codes in program setting status.

Display panel 2

Indicates SP, time, output and other data in basic display status. Indicates set values in parameter setting status.

Indicates set values in program setting status.

Message display

Indicates output graph, deviation graph, running progress graph, event status, program tag and other data in basic display status.

Displays reference messages in parameter setting status.

Displays tag settings and reference messages in program setting status. Indicates selected operation and operation results during memory card operation.

Program number display

Indicates a selected program number in basic display status. Indicates a set program number in program setting status. Off during constant value control.

Indicates the alarm code “AL” when an alarm occurs in basic display status.

Segment number display

Indicates a selected segment number in basic display status. Indicates a set segment number in program setting status. Off during constant value control.

Indicates an alarm code number when an alarm occurs in basic display status.

Mode display LED

RUN, HLD : Indicates the RUN, HOLD, FAST, END, and READY FAST modes (see the table below).

Mode

READY

RUN

HOLD

FAST

END

READY FAST

LED

 

 

 

 

 

 

RUN

OFF

Lights

OFF

Flicker

OFF

Lights

 

 

 

 

 

 

 

HLD

OFF

OFF

Lights

OFF

Flickers

Lights

 

 

 

MAN

: Lights in MANUAL mode. Off in AUTO mode.

 

PRG

: Lights in program setting status, otherwise off.

 

AT

: Flickers during auto tuning execution, otherwise off.

BAT

: Flickers when battery voltage is too low, otherwise off.

EG1

: Lights when CH1 is displayed, otherwise off.

 

EG2

: Lights when CH2 is displayed, otherwise off.

 

Profile display

Indicates the rising, soaking, and falling trends of a program pattern. Flickers during G.SOAK wait and lights continuously after power on.

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Honeywell DCP552 Mark II user manual Man