Alarms
6 720 643 409 (2010/03)
88
16.9.41 Electric additional heat shut down due to high
temperature E2x.T8
Function: The electric heater is turned off. The warning
is activated in additional heat mode if the sensor T8
exceeds 80 °C.
Reset condition: The warning is deactivated when T8
falls below 76 °C.
Category: K.
Alarm lamp/buzzer: No.
Restart: Automatic once the alarm cause has
disappeared.
16.9.42 High temperature difference heat transfer fluid
E2x
Function: The warning is activated when the difference
between sensor E2x.T8 and E2x.T9 exceeds 13K. 10 min
after compressor start and change of production mode,
the temperature difference is measured and if it is too
big, the warning is given after a delay of 3 min. The
warning is not given when the compressor is inactive or
when additional heat is allowed.
Reset condition: The warning does not shut down any
function but is registered in the alarm log.
Category: L.
Alarm lamp/buzzer: No.
Restart: Deactivated on acknowledgement of the
warning display.
16.9.43 High temperature difference collector circuit
E2x
Function: The warning is activated when the difference
between sensor E2x.T10 and E2x.T11 exceeds 6K. 30
min after compressor start and change of production
mode, the temperature difference is measured and if it
is too big, the warning is given after a delay of 15 min.
The warning is not given when the compressor is
inactive.
Reset condition: The warning does not shut down any
function but is registered in the alarm log.
Category: L.
Alarm lamp/buzzer: No.
Restart: Deactivated on acknowledgement of the
warning display.
16.9.44 Screed drying set point value for heating not
reached
Function: Activated when the set point value for a drying
step has not been reached.
Reset condition: The warning is deactivated on
acknowledgement of the warning display.
Category: L.
Alarm lamp/buzzer: No.
Restart: The warning does not shut down anything, the
drying program continues with the following step.
16.9.45 The heat pump is now working in anti-freeze
mode
Function: Activated when the flow line temperature of a
circuit falls below 8 °C and the 10-min timer has counted
down.
Reset condition: The circuit's flow line exceeds 25 °C.
Category: L.
Alarm lamp/buzzer: No.
Restart: Automatic once the alarm cause has
disappeared.
16.9.46 Check connection to I/O board x
Function: Depends on the board.
Reset condition: Communication with the board is re-
established.
Category: M.
Alarm lamp/buzzer: No.
Restart: Acknowledgement is required.
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