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7-23
0 : 5S output (current proportional SP output)
1 : 5G output (current proportional control output)
2 : 6D output (voltage time proportional control output) system A
3 : 6D output (voltage time proportional control output) system B
4 : 8D output (open collector time proportional control output) system A
5 : 8D output (open collector time proportional control output) system B
[Description:]
The difference between system A and system B is in the output system of
ON-OFF control and auto-tuning.
System A: Output ON-OFF is performed regardless of time proportional
output cycles and output limits.
System B: The output limit upper limit value is output instead of on and the
output limit lower value is output instead of off according to time
proportional output cycles.
1
C 21
21
Control output system
[Description:]
“-----” is displayed and setting is not possible.
----
C
22
22
Unused
----
C
24
24
Unused
0: External switch switching
1: Automatic switching A (swi dead band)
2: Automatic switching B (swi dead band +
external switch)
3: Automatic switching C (2-point proportional)
[Description:]
“-----” is displayed and setting is not possible on model
with one PV input channel.
When
C25
is set to more than 1, [----] is displayed and
setting is not possible.
0
C
26
26
PV channel switching system
–19999 to +20000 PVU (PV1)
[Description:]
“-----” is displayed and setting is not possible on model with
one PV input channel.
When
C25
is set to more than 1, “-----” is displayed and setting
is not possible.
When
C26
is set 0, “-----” is displayed and setting is not
possible.
10000PVU
C
27
27
PV channel switching point
0: PID-A reverse operation
1: PID-A normal operation
2: PID-B reverse operation
3: PID-B normal operation
[Description:]
PID-A: deviation derivative PID (system where SP
changes are affected by derivative action)
PID-B: derivative-based PID (system where SP changes
are not affected by derivative action)
0
C
23
23
Control operation
0: PV1 low-temperature sensor, PV2 high-temperature
sensor
1: PV1 high-temperature sensor, PV2 low-temperature
sensor
2: PV1 tied
3: PV2 tied
4: Backup switching
[Description:]
“-----” is displayed and setting is not possible on model
with one PV input channel.
0
C
25
25
PV channel switching type
D
+
SP
P
I
MV
PV
D
+
SP
P
I
MV
PV
Item code
Item
No.
User
settings
Settings and descriptions
Factory default
settings
-
-
Chapter 7. PARAMETER SETUP