Viessmann Vitodens 242-F Installation And Service Instructions Manual page 79

"General"
(cont.)
Coding in the delivered condition
81:1 Automatic summer/wintertime
changeover
82:0 Operation with natural gas
86:... Do not adjust
87:... Do not adjust
88:0 Temperature displayed in °C (Cel-
sius)
8A:175 Do not adjust
8F:0 Control in standard menu and in
extended menu is enabled.
Note
The respective code is only activa-
ted when you exit the service
menu.
90:128 Time constant for calculating the
adjusted outside temperature
21.3 h
94:0 Without OpenTherm extension
95:0 Without Vitocom 100, type GSM
communication interface
97:0 With LON communication module:
The outside temperature of the
sensor connected to the control
unit is utilised internally
98:1 With LON communication module:
Viessmann system number (in
conjunction with monitoring of sev-
eral systems via Vitocom 300)
99:0 Do not adjust
9A:0 Do not adjust
9b:70 Set flow temperature for external
demand 70 °C
9C:20 With LON communication module:
Monitoring LON subscribers.
Possible change
81:0 Manual summer/wintertime change-
over
81:2 Use of the radio clock receiver (au-
tomatic recognition)
81:3 With LON communication module:
Control unit receives the time
82:1 Operation with LPG (only adjustable
if coding address "11:9" has been
set)
88:1 Temperature displayed in °F (Fah-
renheit)
8F:1 Control in standard menu and in ex-
tended menu is locked.
Emissions test mode can be ena-
bled.
8F:2 Control in standard menu is ena-
bled, but locked in extended menu.
Emissions test mode can be ena-
bled.
90:1 Subject to the set value, the flow
to temperature is adjusted quickly (low-
90:199 er values) or slowly (higher values)
when the outside temperature
changes.
1 step
94:1 With OpenTherm extension (auto-
matic recognition)
95:1 With Vitocom 100 communication in-
terface (automatic recognition)
97:1 Control unit receives outside tem-
perature
97:2 Control unit transmits outside tem-
perature to the Vitotronic 200-H
98:1 System number adjustable from 1 to
to 5
98:5
9b:0 Set flow temperature for external de-
to mand adjustable from 0 to 127 °C
9b:127 (limited by boiler-specific parame-
ters)
9C:0 No monitoring
9C:5 Time adjustable from 5 to 60 min
to
9C:60
Code 2
≙
10 min
79