Danfoss RET2000B-RF Guide D'installation page 13

S6 – Window Sensor Logic
This allows switch type of digital input to be con gured
Setting 0
Setting 1
RET2000B-RF External Sensor Input
2
1
S1 S2
Danfoss Heating
Contacts NC, open circuit contact to force
unit to minimum temperature level, short
circuit contacts to return to normal operation
(factory setting)
Contacts NO, short circuit contact to force unit
to minimum temperature level, open circuit
contacts to return to normal operation
Con gured for
remote room
sensor or limit
sensor
3
Con gured for
window contact or
other contact such
as teleswitch
1 2 3
S2
S1
GB
GB
DE
DK
ES
FR
NL
RU
TR
13