Dungs MPA 41 PF Series User Manual

49 … 96
48 … 96
Printed in Germany • Edition 04.18 • Nr. 271 958
Operation display MPA 41xx PF
▶ Shows the operating state of the automatic system
11.7 Operating state
Operation
State 15
Waiting for gas pressure
State 34
with open
safety chain
Stabilisation
time
State 14
External light
check until  ame is
detected
states 8-13
Waiting for
heat
request
state 7
Watchdog loading
phase and decision
 ame or HT states 6-7
Switch-on delay
until
test terminals 11&14
state 2-4
Safety chain
closed
1
Idle state
control LDW
(air pressure
switch)
State 6
Post-venting and
restart delay.
states 16-18
with insu cient gas
Gas pressure
present
Safety chain
closed
Safety chain open
State 35
Jump to HT
states 23-24
Operation
State 31
Stabilisation time
State 30
External light
check until pre-
venting
states 27-29
Waiting for heat
request
state 26
Idle state control LDW
(air pressure switch)
State 25
Post-venting and
restart delay.
states 32-33
Flame states
HT states
If  ame detected
Temperature too low
or 24 h elapsed
24 h elapsed
Temperature reached
Ab:
Jump from  ame
to HT
states 20 or 21
Temperature
already reached

Dungs MPA 41 PF Series Specifications

General

Brand	Dungs
Model	MPA 41 PF Series
Category	Control Systems
Language	English