Download UP750 | Dual loop control

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<4. Operations>
4-23
4.15 Switching to Local-mode (LOCAL) Operation
The controller can be switched to local-mode operation when it is in program operation or in
a RESET mode.
The following operating procedure switches the controller to local-mode operation during
program operation.
Simultaneously for Loop1 and Loop2.
1.
Bring the current display for program operation into view.
PV2
PRG or RST
lamp ON.
Indicates the controller is
running on segment 1.
PV
PVE1
PVE2
TME
1
2
3
4
AL
1
PRG
RST
HLD
LOC
MAN1
MAN2
CAS
SET/ENT
MODE
PT.No
2.
Press the
MODE
DISP
RUN
RESET
PV2 =
SP1 =
SP2 =
TM =
50.0 °C
27.0°C
20.0°C
0h20
PID =
PT :
SG :
RCY :
1/ 1
1
1
0/ 0
key several times to display the LOC:ON mode parameter.
PV2
PV
Blinks during
change.
PVE1
PVE2
TME
1
2
3
4
AL
1
PRG
RST
HLD
LOC
MAN1
MAN2
CAS
SET/ENT
MODE
PT.No
MODE DISPLAY
local drive switch
DISP
RUN
3.
changing!
ON
RESET
LOC
#3
:
Press the
key once. The controller begins running with a local setpoint (L.SP).
The figure below shows an example of setting the controller with the local setpoint of 50.0°C.
SET/ENT
PV2
LOC lamp
ON.
The symbol “L.” represents
a local setpoint.
PV
PVE1
PVE2
TME
1
2
3
4
AL
1
PRG
RST
HLD
LOC
MAN1
MAN2
CAS
SET/ENT
MODE
PT.No
DISP
RUN
RESET
PV2 =
L.SP1=
L.SP2=
TM =
50.0 °C
27.0°C
20.0°C
0h20
PID =
PT :
SG :
RCY :
1/ 1
1
1
0/ 0
IM 05E01B02-51E
3rd Edition: May 31, 2006-00