Dungs MPA 4112 V2.0 User Manual - Page 12
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Print Page17. Display options
MPA 4114 V2.0 PF
minimal display
LED yellow
The MPA 4114 V2.0 PF version features a minimal display of two LEDs that display the device status.
LED yellow
• Display of operating state
LED red
• Display of a fault
• Flashing signal for error code
• Display pause status during parameterisation
RESET button
• Unlocking
• Enhanced unlock
• Confirmation of change of access level
Information – LED yellow
LED off: fault present
LED permanently on
Waiting for heat request until second safety time flame detection
Flashing LED (0,5 Hz): operating indicator
LED flashing rapidly (2 Hz):
Waiting for gas pressure in the case of gas shortage and safety chain open.
Information – LED red
Fault
The most important error codes are displayed using different flashing patterns
The remaining error codes are displayed using a permanently on LED.
Information – both LEDs: password input expected. Both LEDs flash alternately (refer also to the product manual)
MPA 41xx V2.0 PF display
Valid for internal and external display AM xx
LED red
Release button
RESET function and confirmation of input
Back
Plus
Increase the indicated value
Minus
Reduce the indicated value
Display 3 x 7 segment
LED:
Blue: heat request
Yellow: flame quality (flashes in the case of a
bad flame)
Red: fault
Note the appearance on a 7-segment
display
1. Digits
6 =
8 =
0 =
2. Letters
B or b =
D or d =
O or o =
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