DeDietrich AWHP-2 MIT-IN-2 iSystem Installation And Service Manual page 91

AWHP-2 MIT-IN-2 iSystem
Influence of the parameter setting CT.TEL on the I.TEL contact
CT.TEL I.TEL I.TEL contact closed
The antifreeze mode is active on all circuits.
CLOSE ANTIFR
The heating system is off.
The mode selected on the circuit is active.
0/1 A
The mode selected on the circuit is active.
0/1 B
The mode selected on the circuit is active.
0/1 C
0/1 DHW The mode selected on the DHW circuit is active.
0/1 AUX 4
4
No EVU power cut off
0/1 EVU
The mode selected on the inside module is active.
Open ANTIFR
The antifreeze mode is active on the circuit
0/1 A
concerned.
The antifreeze mode is active on the circuit
0/1 B
concerned.
The antifreeze mode is active on the circuit
0/1 C
concerned.
0/1 DHW The antifreeze mode is active for the DHW circuit.
0/1 AUX 4
4
The heat pump and back-ups are cut off. The buffer
0/1 EVU
tank meets the heating needs.
25/06/2014 - 7616371-001-04
The MAUX outlet on the connection terminal
block is active.
The device operates with a set point temperature
equal to MAX MIT.
The MAUX outlet on the connection terminal
block is not active.
The device operates with a set point temperature
dependent on the outside temperature.
I.TEL contact open
The mode selected on the inside module is active.
The antifreeze mode is active on the circuit
concerned.
The antifreeze mode is active on the circuit
concerned.
The antifreeze mode is active on the circuit
concerned.
The antifreeze mode is active for the DHW circuit.
The MAUX outlet on the connection terminal
4
block is not active.
The device operates with a set point temperature
4
dependent on the outside temperature.
The heat pump and back-ups are cut off. The buffer
tank meets the heating needs.
The antifreeze mode is active on all circuits.
The heating system is off.
The mode selected on the circuit is active.
The mode selected on the circuit is active.
The mode selected on the circuit is active.
The mode selected on the DHW circuit is active.
The MAUX outlet on the connection terminal
4
block is active.
The device operates with a set point temperature
4
equal to MAX MIT.
No EVU power cut off
5. Commissioning
89