Danfoss ECL 2000, User Manual

Page: 12 / 106

Operating the ECL 2000
EY.65.H4.02
6
3.2 Front Panel Push-buttons
The following push-buttons operate independently of all other functions:
Push-button Function
Circuit
Selects a circuit, that is, a heat circuit, a hot-water circuit or a timer.
When you press the push-button, the display switches from the System
Overview picture to the picture of the first circuit, to the next circuit,
etc. and finally back to the System Overview again.
See page 12.
Mode
Changes the operating mode of the controller. The ECL 2000 can oper-
ate in 4 different modes: Automatic, Comfort, Night setback and Stand-
by.
See page 15.
The function buttons activate 5 main functions: Setting time programs, adjusting
weather compensation curves, changing service settings, operating the plant manually
and selecting an application. These are:
Push-button Function
7-day plan and holiday plan
Lets you modify the controller’s 7-day plan, set up a holiday period and
a 24-hour program to follow during the holiday period.
See page 17.
Weather compensation curves
Allows you to modify the weather compensation curves used by the
ECL 2000 to control flow and return temperatures in a heat circuit.
See page 21.
Service settings
Activates the ECL 2000’s service menus. The service menus allow you
to change settings for the circuits controlled by the ECL 2000 and to
monitor actual values of plant variables.
See page 38.
Manual override
Enables manual operation of individual components in the plant.
See page 36.
Application
Lets you select an application, which is a standard system setup
See page 26.