Operator Functions - Honeywell DR4500A Product Manual

Operation - Operator Functions

5.5 Operator Functions

Actions an operator can initiate
An operator can do the following:

Change the Control Mode (Auto/Man)

Adjust the Output Manually

Change the Setpoint

Switch between Setpoints

Run or Disable a Setpoint Ramp

Run or Disable a Setpoint Program

Switch between Two Sets of PID Values

Run or Disable Control Loop Tuning

Check the Alarm Setpoints

Display and Reset the Totalizer

Close a Remote Switch

Monitor External Event Pen Operation

Run a Key Test
Note that some actions depend upon how the recorder was configured and the features supplied on your
particular recorder model.
Refer to the following pages for functions and procedures.
CHN indicator
Remember, for recorders with two controllers (both enabled), any controller-related values displayed,
including control mode, correspond with the lighted CHN indicator — "1" means that the values apply for
Controller #1 and "2" means that the values apply for Controller #2. Sequentially press the LOWR DISP
key to scroll through the displays and light the appropriate CHN indicator for controller-related values.
128 DR4500A Classic Series Circular Chart Recorder With or Without Control Product Manual Release M
April 2017