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Operation
-
Setpoints
Release M
DR4500A Classic Series Circular Chart Recorder With or Without Control Product Manual
131
April 2017
5.7 Setpoints
Introduction
You can configure the following setpoints for the DR4500A recorder.
A single local setpoint
2 local setpoints
A local setpoint and a remote setpoint
These setpoints can be toggled by the
FUNC
key.
Selecting the setpoint source
Table 5-13 to select a single local setpoint source, a remote setpoint source, or two
local setpoints.
Table 5-13 Procedure for selecting the setpoint source
Step
Operation
Press
Action/Result
1
Enter set up mode
SET
UP
Until the displays read:
Upper Display:
SET UP
Lower Display:
CONTROL
2
Display local setpoint
source selections
FUNC
Until the displays read:
Upper Display:
Setpoint source selections
1LOCAL
2LOCAL
REMOTE
Lower Display:
SP SOURCE
3
Select the desired source
▲
or
▼
Select the desired setpoint source in the upper display.
4
Return to control
LOWR
DISP
Controller assumes normal control.
Changing the local setpoints
Table 5-14 to change either local setpoint value.
Table 5-14 Procedure for changing the local setpoint
Step
Operation
Press
Action/Result
1
Select the setpoint
LOWR
DISP
Until you see:
Upper Display:
PV value
Lower Display:
SP
or
SP2
and the local setpoint
value
2
Change the value
▲
or
▼
Change the local setpoint to the value at which you
want the process maintained. The deviation bargraph
indicates PV deviation from setpoint.