Danfoss ECL Comfort 210 Installation Manual page 18

Installation Guide
Applications A375 in general:
Unused input can, by means of an override switch, be used to
override the schedule to a fixed 'Comfort' or 'Saving' mode.
Modbus communication to a SCADA system can be established.
One or more connected flow or energy meters (based on an M-bus
signal) can transfer the M-bus data to the Modbus communication.
Alarm, A375.1, A375.2 and A375.3:
Alarm A1 (relay R6) and the alarm symbol ( ) can be activated:
• if a temperature sensor or its connection disconnects /
shortcircuits.
Alarm, A375.3:
Alarm A1 (relay R6) and the alarm symbol ( ) can be activated:
• if the actual flow temperature at S4 (heating circuit 2), differs
from the desired flow temperature.
18 DEN-SMT/DK
ECL Comfort 210 / 310, application A275 / A375
The controller is pre-programmed with factory settings that are shown
in the relevant chapters of this guide.
VI.GU.L1.02
Danfoss District Energy