Viessmann VITOLIGNO 300-C Installation And Service Instructions Manual page 186

Connection and wiring diagram
ZPK 2.02 PCB
Fig. 118
Limit switch, ash removal
sXG
Safety limit switch, silo door
sVA
Fill level, fuel store
sVJ
Pellet sensor (hopper)
sVK
Limit switch, pellet changeover unit
sBÖ
Room discharge adaptor sensor
sBA
sMÖ External demand
External default output
s;Ö
Allocation of terminals, plug
1: 24 V+
2: Input zero point
3: Input position
4: Proximity switch, pellet hose
Information on the jumpers
Jumper 20 mA
A
for input s;G
Jumper 20 mA
B
for input
s;Ö
Jumper 0-10 V
C
for output
s;A
PWM
186
A
B
C
:
sBÖ
Jumper open:
Voltage signal 0...10 V
Jumper open:
Voltage signal 0...10 V
Jumper at top:
Voltage signal 0...10 V
Reserve
s;G
Performance feedback
s;A
Limit switch, finned grate
s:J
Jumper for output parameter settings
A
setting: Open
Jumper for output parameter settings
B
setting: Open
Jumper for PWM signal, factory setting: Closed
C
With regard to the function, please note:
If a current signal is required for
.
A
20 mA Jumper closed:
Current signal 0...20 mA
20 mA Jumper closed:
Current signal 0...20 mA
0-10 V Jumper at bottom:
PWM signal
PWM
, factory
s;Ö
, factory
s;A
s;Ö , connect jumper