Danfoss ECtemp 850 IV Installation Instruction page 21

Installation instruction
Installation of dual system
The installation of a ECtemp 850 with 2 roof systems or 2 ground systems has been
selected.
It is mandatory that no sensors or only sensors for System A are connected to the
the ECtemp 850 before power up. Sensors for System B must be connected to the
ECtemp 850 during the installation steps. Connection of the sensors during installa-
tion can either be done using a switch on the DIN-rail or just connect sensor bus of
System B to the already connected sensor bus of System A.
The first installed system (System A) is using the output System A.
The second installed system (System B) is using the output System B.
If sensors for System A are not connected — do it now!
Press or wait...
System is being scanned to find type of connected
sensors...
Select system type: Ground.
Wait until correct number of sensors for System A
is found.
Press when all sensors for System A are
found...
System A is installed...
Connect sensors for System B.
Press or wait...
System is being scanned to find type of connected
sensors...
Select system type.
Wait until correct number of sensors for System B
is found.
08097083 / VIMHE202
ECtemp 850 IV
CONNECT SENSORS:
SYSTEM A
SYSTEM A
SCANNING...
SYSTEM TYPE:
GROUND
1 GROUND SENSOR
FOUND. ACCEPT?
SYSTEM A!
INSTALLED
CONNECT SENSORS:
SYSTEM B
SYSTEM B
SCANNING...
SYSTEM TYPE:
GROUND
1 GROUND SENSOR
FOUND. ACCEPT?
© Danfoss | 2019.07 | 21