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Building Technologies
HVAC Products
4
Controller
4.1 Operation
To operate the controller, use the operating buttons on the
controller front.
•
Press the <OK>
confirm a change.
•
Press the +/- button to change the flashing data, or
select the information screen.
•
Press the <ESC>
level and return to the previous one.
A flashing display indicates adjustable data.
4.2 Operating modes
The controller functions are divided into four operation
modes: regulation, configuration, parameter and
simulation.
You can activate any desired mode by simulataneously
pressing the +/- buttons and holding them for a least five
seconds. Release the buttons when C1 is flashing.
Follow procedures below to access the operation mode, as
appropriate.
Operation modes
Configuration mode
Parameter mode
Simulation mode
After setting all necessary parameters, the controller will by
default display in regulation mode with superheat setpoint,
current value of superheat, and actual opening of the valve.
CPS40
button to enable changes, or
button to exit out of the current
Procedures
When C1 is flashing, press <OK> to
confirm.
Select the mode with +/-, and press
<OK> to confirm.
Or, press <ESC> to exit the current
operation level.
CE1U3372XX / H 74 319 0555 0 a
22.09.2006