Operating instructions

96
Coding in the delivered condition Possible change
d5:0 The external heating pro-
gram changeover
switches the heating pro-
gram to "Constant opera-
tion with reduced room
temperature" or "Standby
mode" (only for weather-
compensated control
units)
d5:1 The external heating pro-
gram changeover switches
to "Constant operation with
standard room tempera-
ture" (subject to coding ad-
dress 3A, 3b and 3C)
d6:0 Heating circuit pump
stays in control mode at
signal "External block-
ing"
d6:1 Heating circuit pump stops
at signal "External block-
ing" (subject to coding ad-
dresses 3A, 3b and 3C)
d6:2 Heating circuit pump starts
at signal "External block-
ing" (subject to coding ad-
dresses 3A, 3b and 3C)
d7:0 Heating circuit pump
stays in control mode at
signal "External de-
mand"
d7:1 Heating circuit pump stops
at signal "External de-
mand" (subject to coding
addresses "3A", "3b" and
"3C")
d7:2 Heating circuit pump starts
at signal "External de-
mand" (subject to coding
addresses "3A", "3b" and
"3C")
d8:0 No heating program
changeover via extension
EA1
d8:1 Heating program change-
over via input DE1 at ex-
tension EA1
d8:2 Heating program change-
over via input DE2 at ex-
tension EA1
d8:3 Heating program change-
over via input DE3 at ex-
tension EA1
E1:1 Do not adjust
Code 2
"Heating circuit ..."/group 5
(cont.)
5772 909 GB