Viessmann Vitoligno 300-C Installation And Service Instructions Manual page 169

PCB HKK 2.01
(cont.)
Note
The slot assignment on this PCB may differ subject to
the system version.
System-specific slot assignment:
"System examples"
PCB KSK 2.03
M M
Fig. 96
Outside temperature sensor
!
*15 Flow temperature sensor
?
Buffer temperature sensors
)
aG *15 Flue gas temperature sensor
Return temperature sensor
aJ *15
Boiler circuit pump
sL *15
B *15 Speed, boiler circuit pump
sL
A Limit switch, heat exchanger cleaning
kS *15
(option)
*15 Jumper fitted
lJ
Jumper fitted
lK *15
a-Ö A *15 Speed feedback, flue gas fan
Jumper, CAN terminator
A
Factory setting: Closed, for Vitotrol 350
Jumper for parameter settings, Lambda probe
B
Factory setting: Open
Internally prewired
*15
Power supply for DHW circulation pump
Connect DHW circulation pumps with standalone func-
tions directly to the 230 V
Mains connection via the Viessmann control unit or
Viessmann control unit accessories is not permissible.
A
D C
B
a-Ö
aYÖ
aYA
aYS
aVG
a:K
s-D
s-D A
s-F
s-F A
CAN CAN bus
Jumper for parameter settings, output
C
0 - 10 V or PWM
Delivered condition: 0 - 10 V
Jumper for parameter settings, output
D
Connection and wiring diagram
∼ supply.
B
*15 Default speed, flue gas fan
Programming unit ribbon cable
*15
*15 Not allocated
Not allocated
*15
KM-BUS
*15 Lambda probe
Primary air damper stepper motor
*15
*15 Primary air damper stepper motor
Secondary air damper stepper motor
*15
*15 Secondary air damper stepper motor
B:
a¢Ö
B:
sL
169