161
5790 733 - 07
Vitocrossal 300 CA3 Series 2.5 to 6.0 Installation/Service
Coding in the factory set condition
Possible change
“With 2 tank temperature sensors: Tank heating start point”
69:7
With 2 tank temperature sensors (coding
“55:2”): Tank heating start point at set
value x 0.7.
69:1
to
69:9
Factor adjustable from 0.1 to 0.9
1 step 0.1.
“Runtime, actuator, mixing valve, heat exchanger set, Vitotrans 222”
6A:75
Runtime, servomotor, mixing valve, heat
exchanger set, Vitotrans 222, (80 and
120 kW): 75 sec.
6A:10
to
6A:255
For heat exchanger set Vitotrans
222 (240 kW): set 113 sec. Runtime
adjustable from 10 to 255 sec.
“DHW recirculation pump”
70:0
DHW recirculation pump “ON” according
to time program when DHW heating is
enabled.
70:1
DHW recirculation pump “ON” according
to time program.
71:0
DHW recirculation pump “ON” according
to time program.
71:1
“OFF” during DHW heating to set value 1.
71:2
“ON” during DHW heating to set value 1.
72:0
DHW recirculation pump “ON” according
to time program.
72:1
“OFF” during DHW heating to set value 2.
72:2
“ON” during DHW heating to set value 2.
73:0
DHW recirculation pump “ON” according
to time program.
73:1
to
73:6
“ON” from once per hour for 5 min up to
6 times per hour for 5 min during the
time program.
73:7
Constantly “ON”
75:0
DHW recirculation pump “ON” according
to time program.
75:1
DHW recirculation pump “OFF” during
economy mode.
“DHW” Group
(continued)
Coding Level 2
“Solar” Group
Coding in the factory set condition
Possible change
“Differential between the actual DHW temperature and the start point for the solar circuit pump”
00:8
Start temperature differential for solar
circuit pump 14°F (8 K)
00:2
to
00:30
Adjustable from 4°F to 72°F
(2 K to 30 K).
“Differential between the actual DHW temperature and the stop point of the solar circuit pump”
01:4
Stop temperature differential for solar
circuit pump 7°F (4 K)
01:1
to
01:29
Adjustable from 2°F to 52°F
(1 K to 29 K).
“Solar circuit pump speed control”
02:0
Solar circuit pump is not speed-controlled 02:1
Variable speed solar circuit pump with
wave packet control.
02:2
Solar circuit pump speed controlled
with PWM control.
Only in conjunction with solar control module, type SM1.
