Configuration
Tuning Parameters Set Up Group
Release M DR4500A Classic Series Circular Chart Recorder With or Without Control Product Manual 69
April 2017
3.11 Tuning Parameters Set Up Group
Introduction
These Tuning Set Up groups contain the Function parameters that will allow your recorder to respond
correctly to changes in process variable or setpoint. You can start with predetermined values but you will
have to watch your process to determine how to modify them.
Function prompts
Table 3-8 lists all the function prompts in the Tuning 1 or Tuning 2 Set Up groups. How the “Control” Set
Up group is configured determines which prompts will appear.
Table 3-8 Tuning 1 or Tuning 2 group function prompts
Function Prompt
Lower Display
Selections or Range of Setting
Upper Display
Fuzzy Overshoot
Suppression
Accutune II for Control Loop
No message under normal conditions
Read Only message displayed if tuning has
been manually aborted
Proportional Band
or
Gain
Reset in minutes/repeat
or
Reset in repeats/minute
0.02 to 50.00
0.02 to 50.00
Proportional Band 2
or
Gain 2
Reset 2 in minutes/repeat
Reset 2 in repeats/minute
Cycle Time (Heat)
Electromechanical Relays
Cycle Time 2 (Cool)
Electromechanical Relays