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Chapter 5. FUNCTIONS
●
CH2 control output
→
Heat/cool output
Handling Precautions
• You can switch current output and voltage output in setup data
C75,
C76 and C77.
• You can switch 4 to 20 mA output and 0 to 20 mA output in setup data
C90.
Initialization of
PID control operation
Output change limitter
PID control operation
Setting: PID parameters 2
P.-2/l.-2/d.-2/rE.2
Setting: Variable parameters 2
lot.2/ rPl.2
Setting: Variable parameters 2
otL.2
MV at over-range
Setting: Setup data
C35/C36
Over-range
50 %
READY mode
Manual MV
MANUAL mode
Preset manual value
When
C44 = 0
Manipulated variable (MV2)
Heat-cool MV operation
Output 1
Time-proportional relay output
Current output 4 to 20 mA (0 to 20 mA)
[
C75 = 0] (C90 )
Time-proportional voltage output
[
C75 = 1]
When
C44 = 1 (3D and 5K outputs)
3-position control
MV (heat)
(relay/voltage output)
Setting: Variable parameter
CY.1
Output 1 time-proportional output cycle
(voltage output)
Setting: Setup data
C78
Voltage output 1 adjustment
Setting: Setup data
C37/C38
Setting: Setup data
C44
Setting: Variable parameters
dlFF
Output lower/upper limit limitter
3-position control operation
Heat-side
Setting: PID parameters 2
oL.2/oH.2
Setting:
Setup data
C45
Variable parameters
dv-L/HY-L
READY/
AUTO modes
MV in READY mode (heat)
Setting: Setup data
C39
Output 2
Time-proportional relay output
Current output 4 to 20 mA (0 to 20 mA)
[
C76 = 0] (C90 )
Time-proportional voltage output
[
C76 = 1]
3-position control
(3D output)
(3D output)
MV (cool)
(relay/voltage output)
Setting: Variable parameter
CY.2
Output 2 time-proportional output cycle
(voltage output)
Setting: Setup data
C79
Voltage output 2 adjustment
3-position control operation
Setting:
Setup data
C45
Variable parameters
dv-H/HY-H
READY/
AUTO modes
MV in READY mode (cool)
Setting: Setup data
C40
Output lower/upper limit limitter
Cool-side
Setting: PID parameters 2
oL.2/oH.2
(odd-numbered PID sets)
(even-numbered PID sets)
Output other than position-proportional (output 3)*
* For details of current output, see page 5-21,
and for details of voltage output, see page 5-23.
5-28
Handling Precautions
The DCP32 cannot be set to the MANUAL mode
during 3-position control.