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4/00 UDC 3300 Controller Product Manual 155
5.5 Start-up Procedure
Procedure
The Start-up procedure is given in Table 5-6.
Table 5-6 Procedure for Starting Up the Controller
Step Operation Press Action
1
Select the loop
FUNCTION
LOOP 1/2
to toggle between Loop 1 and Loop 2, if configured.
2
Select manual
mode
MANUAL
AUTO
until “MAN” indicator is ON.
The controller is in manual mode.
3
Adjust the
output
or
to adjust the output value and ensure that the final control element is
functioning correctly.
Upper Display
shows the PV value
Lower Display
shows OUT and the output value in %.
4
Enter the local
setpoint
LOWER
DISPLAY
Upper Display
shows the PV Value
Lower Display
SP and the local setpoint value
or
to adjust the local setpoint to the value at which you want the process
variable maintained.
The local setpoint cannot be changed if the Setpoint Ramp function is
running. “R” appears in the upper display.
5
Select
Automatic
Mode
MANUAL
AUTO
until “A” indicator is ON.
The controller is in Automatic mode.
The controller will automatically adjust the output to maintain the process
variable at setpoint, if the controller is properly tuned.
6
Tune the
controller
SET UP
Tuning is required on the first startup. First enable "TUNE" selection in the
Accutune Group.
Refer to Tuning Set Up group to ensure that the proper selections for
PROP BD or GAIN, RATE MIN, and RSET MIN, or RSET RPM, have
been entered.
Use Accutune to tune the controller; see the procedure in this section.
For 2-loop or Cascade control, refer to the Loop 2 Tuning Set Up group
parameters.
To tune your controller manually, see Appendix A.