Azbil DCP31 - Page 123

7-13
Chapter 7. PARAMETER SETUP
•When
LOC
issetto3,thefollowingkeysaredisabled.
 Basicdisplaystate:
PROG
 (programselection)

 (programselection)

RUN/HOLD
 (RUN,HOLD)

PROG
+
RUN/HOLD
 (RESET)

PROG
+
DISP
 (ADV)

FUNC
+  (FAST)

A/M
 (AUTO,MANUAL)

AT
 (ATstart,ATcancel)

FUNC
+
CLR
+
DISP
 (generalreset)
However,notethatMV(whencontrollerfunctionsareselected)and
SP(whenprogrammerfunctionsareselected)canbechangedinthe
basicdisplaystateintheMANUALmode.
•When
LOC
issetto4,allkeysdisabledwhen
LOC
issetto2and3
aredisabled.

P R T C
(program protect)
0: Changingprogramsettingsenabled
1: Changingprogramsettingsdisabled
When
PRTC
issetto1,thefollowingkeysaredisabled.
Basicdisplaystate:
+
PROG
 (programcopy)

FUNC
+
CLR
+
DISP
 (generalreset)
Programsetupstate:
ENT
 (startofvalueentry)

FUNC
+
ENT
 (segmentinsert/delete)

O T L
(MV change limit)
TheMVisincreasedordecreasedbythesamevaluesothatthe
outputchangeistakenasthelimitsettingvaluewhentheoutput
change(%)afterPIDoperationisgreaterthanthislimitsetting.
ThebelowexampleshowstheactualchangeinMVwhentheMV
changesfrom20%to22%withthechangelimitsettingat0.5%.
MVisoutputat0.5%settingvalueincrementsevery0.1s,and
reaches22%in0.4s.
%
22
21
20
t t + 0.1 t + 0.2 t + 0.3 t + 0.4
s