Azbil C15

5-8
Chapter 5. SETTINGS BEFORE STARTING OPERATION

Control action (Direct/Reverse) 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) In the parameter setting display mode, keep the [para]
key pressed for 2 s or longer.
>> The display is then changed to the setup setting
display.
rdy
man
ev1 ev2 ev3 ot1 ot2
para
mode
pv
sp
(3) Press the [para] key several times.
>> Display the setup setting [C14:Control action
(Direct/Reverse)].
rdy
man
ev1 ev2 ev3 ot1 ot2
para
mode
pv
sp
(4) Press the [<], [
<
], or [
<
] key to set the value you have
selected from the following in [C14].
0: Reverse action (Heat control)
1: Direct action (Cool control)
>> When no keys are pressed for 2 s or longer, the flashing of the numeric
value is stopped to set the currently displayed value.
(5) Press the [mode] key.
>> The display is returned to the operation display.
Handling Precautions
• When the setup setting [C26: Heat/cool control] is set at [1: Enabled],
[C14] is not displayed.
• The reverse action (heat control) means that the MV (manipulated
variable) is decreased (or turned OFF) as the PV value increases. The
direct action (cool control) means that the MV (manipulated variable) is
increased (or turned ON) as the PV value increases.