Infors HT MULTITRON STANDARD Operating Manual page 73

7.2.1 Alarm Messages
Parameter Alarms
Alarm
°C Hi / Lo
RPM Hi / Lo
Other Alarm Messages
Alarm/message
P. out
door
29.11.2024
A parameter alarm is triggered if the actual value of a parameter
deviates too much from the setpoint after a certain waiting time. The
maximum permissible deviation from the setpoint and the waiting
time are set in the factory and cannot be changed.
A parameter alarm is displayed as follows:
Acoustic signal
■
Display shows the message
■
Alarms are reset automatically as soon as the actual value moves back
into the target range.
The following parameter alarms are possible:
Meaning
Temperature too high/low
Rotation speed too high/low
Meaning
P. out appears if the device was switched on again manually
The alarm message
or automatically after a power interruption and at least one parameter was
switched on before the power interruption. The message can be confirmed by
pressing any button.
For details, see ⮫ Chapter 6.8 'Behavior in Case of a Power Interruption'
on page 71.
The device door is open.
Multitron Standard - Operating manual
An alarm is only triggered if the value of the param-
eter does not change for a certain period of time. If
there is a fluctuation, the counter for triggering the
alarm is reset. Switching the device off/on, opening/
closing the door or changing the setpoint will also
reset the counter.
Hi or Lo
Deviation from
setpoint
> ± 1 °C
> ± 10 min
-1
Rectifying Faults
Waiting time
20 min (18 °C to 40 °C)
50 min (< 18 °C / > 40 °C)
2 min
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