Viessmann VITOLIGNO 300-C Installation And Service Instructions Manual page 45

Electrical connections
Actuator connection
Supply system Charging
scheme
Setting
Vacuum module 1
with suction wand
*2
or manual change-
over unit
Vacuum module 2
and discharge
screw conveyor
Vacuum module 2
and mole
Vacuum module 3
with external
charging
Vacuum module 4
with automatic
changeover unit
(2 to 8 wands)
Flexible screw 5
conveyor without
discharge motor
*3
External charging 6
with proximity
switch at transfer
to rotary lock valve
Flexible screw 7
conveyor with dis-
charge screw con-
veyor for pellet
store (boilers
> 12 kW)
Flexible screw 8
conveyor with ex-
ternal charging
(boilers > 12 kW)
potential-free
*1
e.g. pellet silo without discharge motor
*2
e.g. pellet silo
*3
(cont.)
Feed Suction
screw turbine
conveyor
sYD sYF
X X
X X
X X
X X
X X
X
X
X
X
Change- Flexible
over unit screw
motor conveyor
motor
sG sYH
X
X
X
X
Installation sequence
Pellet Ext. charg-
store dis- ing
charge
screw
conveyor
motor
sYK sYL *1
X
X
X
X
X
X
X
45