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17. Display options

MPA 4114 minimal display

LED yellow

The MPA 4114 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 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

Attention

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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