Viessmann VITOTRONIC 300 GW2 Installation And Service Instructions Manual page 123

Coding 2
(continued)
Overview of all codings (continued)
Coding as per Function
factory setting
Address: Value
67: 40
DHW
68: 8 DHW
69: 7 DHW
70: 0 DHW
71: 0 DHW
72: 0
DHW
73: 0
DHW
75: 0 DHW
76: 0 General
77: 1 General
With Vitosolic:
Third DHW temperature
set-point 40°C/ 104°F
In conjunction with 2 DHW
tank temperature sensors
with the DHW tank loading
system:
Switch-off point of DHW
tank heating at set-point
value x 0.8
In conjunction with 2 DHW
tank temperature sensors
with the DHW tank loading
system:
Switch-off point of DHW
tank heating at set-point
value x 0.7
DHW circulation pump ON
according to preset time
program when DHW heating
is released
DHW circulation pump ON
according to preset time g p
program
DHW circulation pump ON
according to preset time g p
program
DHW circulation pump ON
according to preset time
program p g
DHW circulation pump ON
during energy saving mode
according to preset time
program
Without LON communication
module
LON participant number
New coding Possible change
Address:
Value
67: 0 Without third DHW temperature set-point
67: 1 Setting of a third DHW temperature set-point.
to Adjustable from 1 to 95°C/ 34 to 203°F as
67: 95 per coding address "56"
68: 2 Factor adjustable from 0.2 to 1
per 1 increment = 0.1
to
68: 10
69: 1 Factor adjustable from 0.1 to 0.9
per 1 increment = 0.1
to
69: 9
70: 1 Output of DHW circulation pump dependent
only on preset time program
71: 1 DHW circulation pump OFF during domestic
hot water heating to the 1st set-point value
71: 2 DHW circulation pump ON during domestic hot
water heating to the 1st set-point value
72: 1 DHW circulation pump OFF during domestic
hot water heating to the 2nd set-point value
72: 2 DHW circulation pump ON during domestic hot
water heating to the 2nd set-point value
73: 1 During the time program for the DHW
to circulation pump ON for 5 minutes once per
73: 6 hour to ON for 5 minutes 6 times per hour
73: 7 DHW circulation pump ON continuously
75: 1 DHW circulation pump OFF during energy
saving mode
76: 1 With LON communication module; recognized
immediately
77: 1 LON participant number selectable from 1 to
to 99
77: 99 Please note:
Each number may be assigned once only.
Additional information
123