5-7
Chapter 5. SETTINGS BEFORE STARTING OPERATION
The control method, control action (Direct/Reverse), heat/cool control selection, and heat/cool control deadband
are set.
Control method setup
(1) In the operation display mode, keep the [para] key
pressed for 2 s or longer.
>>
The unit then enters the parameter setting mode.
rdy
man
ev1 ev2 ev3 ot1 ot2
para
mode
pv
sp
(2) Press the [para] key several times to display the
parameter setting [CtrL: Control method].
>>
The operation enters the [Control method]
selection mode.
rdy
man
ev1 ev2 ev3 ot1 ot2
para
mode
pv
sp
(3) Press the [<], [
], or [
] key to set the value you have
selected from the following in [CtrL].
0: ON/OFF control
1: Fixed PID
2: ST (Self-tuning)
>>
When no keys are pressed for 2 s or longer, the flashing of the numeric
value is stopped to set the currently displayed value.
(4) Press the [mode] key.
The display is returned to the operation display.
Handling Precautions
When using the ST (Self-tuning) function,
refer to 8 - 2 ST (Self-tuning) Function (p.8-4) and 8 - 3 Precautions for
ST (Self-tuning) (p.8-6).
5 - 2 Control
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