TOUCHKEYS
FUNCTION
DESCRIPTION
Scroll Key
Advances the display to the desired parameter.
Parameters advance continuously and cyclically by pressing this key.
The value of the parameter will be displayed after 2 seconds.
Up Key
1. Increases the value of a numerical parameter.
2. Selects a desired item in the engineering level.
Down Key
1. Decreases the value of a numerical parameter.
2. Selects a desired item in the engineering level.
To change the set point or another parameter, tap the or key quickly. This will brighten the individual digit
of the display. Once the desired digit is brighter, simply hold down the or key to increase or decrease the
value.
Press
Long Scroll/
1. Selects the parameters in higher security level.
for 4
Enter Key
2. Actuates the selected program when in engineering level.
seconds.
Reverse Scroll/
1. Selects the parameters in a reverse direction during parameter
Press and
Calibration
scrolling.
Verification Key
2. Verifies the display accuracy for various input types during
calibration.
Press and
Disables keypad operation to protect all parameters from being
for 4
Lock Key
tampered with.
seconds.
Press and
Engineering
Selects the Engineering level. Scrolls through the Engineering Programs.
Level Key
1. Resets the control to its normal status.
Press and
Reset (Exit) Key
2. Unlocks keypad operation.
Unlock Key
3. Exits the engineering level program.
4. Stops the Autotuning function.
Press and
for 4
Autotune Key
Starts the Autotune function. Note description on Page 16.
seconds.
ETR-3200 TOUCH KEY DESCRIPTIONS:
To move from one level of parameters to
another. Scroll to the end of the level. Hold
down the key, the display will flash, once
the display stops flashing, release the key.
To return from any parameter to the process
and set point values, press the and
keys simultaneously.
Section 5: OPERATION
Table 5.1 Keypad Operation
SET POINT/PROCESS PARAMETER DISPLAY
CONTROL
OUTPUT
INDICATOR
SCROLL KEY
UP KEY
DOWN KEY
ALARM/
COOLING
INDICATOR
