Technical data

Vitodens 200-W B2HA 19, 28, 35 Service
5683 702 - 07
64
Coding 2
Heating Circuit 1, 2 and 3 (continued)
Coding in the factory setting Possible change
C5:20 Electronic minimum flow
temperature limit 68° F
(20° C)
C5:1
to
C5:127
Minimum limit adjustable from 1 to
260° F (127° C) (limited by boiler-
specific parameters).
C6:74 Electronic maximum flow
temperature limit 165° F
(74° C)
C6:10
to
C6:127
Maximum limit adjustable from 50
to 260° F (10 to 127° C) (limited
by boiler-specific parameters).
D3:14 Heating curve slope = 1.4 D3:2
to
D3:35
Heating curve slope adjustable
from 0.2 to 3.5 (see page 35).
D4:0 Heating curve level = 0 D4:–13
to
D4:40
Heating curve level adjustable from
–13 to 40 (see page 35).
D5:0 The external heating program
changeover changes the
heating program to “Constant
operation with reduced room
temperature” or “Standby
mode”
D5:1 The external heating program
changeover changes to “Constant
operation with standard room
temperature” (subject to coding
address 3A, 3B and 3C).
D6:0 Heating circuit pump stays in
control mode at signal
“External blocking”
D6:1 Heating circuit pump stops at signal
“External blocking” (subject to
coding addresses 3A, 3B and 3C).
D6:2 Heating circuit pump starts at signal
“External blocking” (subject to
coding addresses 3A, 3B and 3C).
D7:0 Heating circuit pump stays
in control mode at signal
“External demand”
D7:1 Heating circuit pump stops at signal
“External demand” (subject to
coding addresses 3A, 3B and 3C).
D7:2 Heating circuit pump starts at signal
“External demand” (subject to
coding addresses 3A, 3B and 3C).
D8:0 No heating program changeover
via extension EA1
D8:1 Heating program changeover
via input DE1 at extension EA1.
D8:2 Heating program changeover
via input DE2 at extension EA1.
D8:3 Heating program changeover
via input DE3 at extension EA1.
E1:1 DO NOT ADJUST -- --
E2:50 With remote control: No display
correction for the actual room
temperature
E2:0
to
E2:49
Display correction –5 K
to
Display correction –0.1 K.
E2:51
to
E2:99
Display correction +0.1 K
to
Display correction +4.9 K.