62
DX SERIES
TEMPERATURE CONTROLLER
TEMPERATURECONTROLLER
3
This maunal primarily describes precautions required in
installingandwiringthetemperaturecontroller.
Weherewithintroduceoperationof
DX9
foryourreference.
① Process-value(PV)displayunit(Green)
② Set-value(SV)displayunit(Red)
③ Highalarm(ALH)lamp(Red)
④ Lowalarm(ALL)lamp(Red)
⑤ Controlloopbreakalarm(LBA)actionindicatinglamp(Red)
⑥ Auto-tuning(AT)lamp(Green)
⑦ Controloutput(OUT)lamp(Green)
⑧Set-valueincrementkey
⑨ Set-valuedecrementkey
⑩ Mode(SET)key
⑪ Shiftkeyofsettingdigit
When the power is turned ON, the process-value(PV) display unit
shows a process-value and the set-value(SV) display unit shows a
set-value. Pressing thekey changes the mode and the
parameterasshowninthefollowing.
②
③
④
⑧
⑨
①
⑩
⑪
⑦
⑥
⑤
Pressthekeycontinuouslyfor5sec.
(If no key operation is performed for 1 minute, the
controller returns to the PV/SV display mode
automatically)
✽2/✽3(option)···NodisplaywhenRetransmission
outputisnotattached.
Highalarm
Anti-
resetwind-up
Proportional
band
Lowalarm
Integraltime
Derivative
time
Proportioning
cycle
Controlloop
breakalarm
Setdatalock
Underscale
limit
Fullscale
limit
Hysteresis(in
ON/OFFaction)
DisplaysHighalarmset-value.
Indicatescontrolloopbreakalarm
setting.
Prevents ripples by predicting output
changetherebyimprovingcontrolstability.
Derivative action turns OFF with this
actionsetto“O”.
Eliminatesoffsetoccurringinproportional
control.IntegralactionturnsOFFwith
thisactionsetto“O”.
Prevents overshoot and/or undershoot
causedbyintegralaction.
Integral action is turned OFF with ARW
setto“O”.
Setwhenproportionalcontrolisperformed.
ControlbecomesON/OFFactionwithP
setto“O”or“O.O”.
DisplaysLowalarmset-value.
Transmittingoutputsignalcorrespondsto
thefullscalelimit.
DisplayshysteresisofSet-Valueformain
output.
Displaysmanipulatedoutputcycle(sec.).
Relaycontactoutput:20sec.
Voltagepulseoutput:2sec.
Transmittingoutputsignalcorrespondsto
theunderscalelimit.
TurnsthesetdatalockON/OFF.
✽
3
✽
2
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