
Alarms / Errors
42/68-830-EN
EBN853, EBN861 (Contrac)
29
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8 Alarms / Errors
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8.1
Definition
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8.1.1 Alarms
The actuator or electronic unit is in a critical state (e.g., high temperature), which currently does
not affect the actuator, electronic unit, process or persons. The actuator functions are available.
Previous alarms are stored in the "Saved Alarms" area in the electronic unit. Use the graphic
user interface to output the stored alarms.
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8.1.2 Error
The actuator or electronic unit is in a critical state, e.g., positioning time-out, which currently is
impairing the actuator, electronic unit, process or persons. The actuator is switched off and the
actuator functions are no longer available. Previous error messages are stored in the "Saved
Errors" area in the electronic unit. Use the graphic user interface to output the stored errors.
Error messages cannot be reset until the cause of the error has been eliminated.
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8.2
Alarm diagram
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Setpoint time-out
Transmitter
monitoring
Maintenance
Actuator
temperature
Temperature of
Electronic Unit
upper limit/ lower limit
upper limit/ lower
limit
Lubricant
/
Elastom.
Motor / Gear
(high / low)
(high / low)
Monitoring ON
Integr.
controller
ON
Behavior at critical
temp. MAN AUT
&
&
&
&
Actuator Stop
Safety pos. last
setpoint
Actuator
moves in
desired
operating
mode
Alarm Signal
Saved Alarms (Reset
Option)
General
Alarm
Display ON
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Summary of Contents for EBN853
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