Viessmann Vitodens 300 Service Instructions Manual page 52

Coding
Code 2
(cont.)
Coding in Function mode
the as
delivered
condition
Address:
value
97:0 * 1 The outside tempera-
ture of the sensor con-
nected to the control
unit is utilised internally
98:1 Viessmann system
numbers (in conjunction
with monitoring of sev-
eral systems via Vito-
com 300)
9b:70 Minimum set boiler
water temperature in
case of external
demand
9C:20 * 1 Monitoring LON users
When there is no
response from a user,
values defaulted inside
the control unit continue
to be used for a further
20 minutes. Only then
will a fault message be
triggered.
9F:8 * 1 Differential tempera-
ture 8 K; only in con-
junction with a mixer
circuit
Boiler circuit, mixer circuit
A0:0 * 1 Without remote con-
trol
*1
Only for weather-compensated control units.
52
Coding Possible change
change
Address:
value
97:1 Outside temperature is
adopted by the LON BUS
97:2 The outside temperature
of the sensor connected
to the control unit will be
utilised internally and
transmitted via LON BUS
to any connected Vitotro-
nic 050.
98:1 System number adjusta-
to ble from 1 to 5
98:5
9b:1 Set temperature adjusta-
to ble from 1 to 127 °C
9b:127
9C:0 No monitoring
9C:5 Time adjustable from 5 to
to 60 minutes
9C:60
9F:0 Differential temperature
to adjustable from 0 to 40 K
9F:40
A0:1 With Vitotrol 200 (auto-
matic recognition)
A0:2 With Vitotrol 300 (auto-
matic recognition)