18
CONTROL
Control
setup is accessed by pressing the button below Control on the Select
Menu display. From this screen you can select your setpoint source, choose a
loop variable and adjust the PID terms.
Press BACK to return to the Select Menu
display.
Press MAIN to return to the MAIN display
SETPT SOURCE
– Pressing the button
above SETPT SOURCE will allow you to
select how the set point will be conveyed
to your controller.
Use the Up and Down buttons to move
the arrow in front of the desired option.
Then press SET.
Press CANCEL to return to the previous
display.
The controller will ignore any setpoint
except that of the selected setpoint source and it will remember which input is
selected even if the power is disconnected.
Serial
refers to a remote digital RS-232
/ RS-485 setpoint applied via a serial
connection to a computer or PLC as
described in the installation and RS-232 /
RS-485 sections of this manual.
Front Panel
refers to a setpoint applied
directly at the controller.
Front Panel input must be selected
prior to changing the setpoint at
the device.
Analog
refers to a remote analog
setpoint applied to Pin 4 of the Mini-DIN
connector as described in the installation
section of this manual.
The standard analog input is 0-5 Vdc.
To determine what type of analog setpoint your controller has, refer to
the Calibration Data Sheet that was included with your controller.
If nothing is connected to Pin 4, and the controller is set for analog control, the
device will generate random setpoint values.
NOTE: If your controller has the
IPC
(Integrated Potentiometer Control) option,
the IPC dial will operate with the ANALOG setpoint source selected.
SETPT
refers to the
setpoint
. This parameter may be changed using the display
only if
FRONT PANEL
is selected as the source. Press
SETPT.
Then use SELECT to
choose the decimal with the arrow and the UP and DOWN buttons to change
the value. Press SET to record your value. Press CLEAR to return to zero.
DOWN
CANCEL
SET
UP
>Serial / FRONT PANEL
ANALOG
LOOP
VAR
BACK
PID
MAIN
SETPT
SOURCE
SETPT
+0.0