Technical information

PLC C
ONTROL
P
ROGRAMMING
SETTINGS
OPERATION 4-21
Press the Up and Down Scroll arrows to
scroll through the Setup screens. Stop at the one you
want to change.
The PLC control allows you to program various parameters
for the Chiller:
l Temperature Setpoint
The temperature you want the To Process liquid.
l High Temperature Deviation
Set the number of degrees the temperature can rise
above the setpoint temperature without an alarm.
l Percent Glycol by Volume
Use when you use an ethylene glycol or propylene gly-
col solution to lower the To Process temperature.
Changing the percent glycol automatically changes and
displays the low temperature cutout, in °F.
l Fans (Air-cooled only)
Set the upper and lower temperatures for the fans to
cycle. This screen is password protected.
To program settings from the Main screen:
Press the Setup arrow.
The first Setup screen displays:
2
STATUS SETUP RUN ALM
press arrow
Temperature 45 F
Setpoint 45 F
1
If you do not need to change
any settings on the control,
go to Running the Chiller.
UGH024/1103 Portable Chillers