AEC Econo-Cool Chillers - Manual (Page 48)

AEC Water Temperature Control Units Page 47
Available E5CK Modes
Menu Display
Level 0 Mode
For normal operation. Execute AT auto-tuning, change to Manual
mode.
Level 1 Mode
For adjusting primary control parameters. Execute: Set alarm
values; set the control period; set PID parameters.
Level 2 Mode
For adjusting secondary control parameters. Economical TCU
units use E5CK default settings.
Setup Mode
For setting basic specifications. Set parameters for input type,
scaling, output assignments and direct/reverse operation.
Expansion Mode
For setting expanded functions. Set: ST (self-tuning), SP setting
limiter. Select: advance PID or ON/OFF control.
Option Mode
This mode is only accessible when an option board is installed.
Calibration Mode
For calibrating communication unit E53-CKF. Not used.