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9 Diagnostics and servicing
MINITRAC 31 • Foundation Fieldbus
41782-EN-211203
9 Diagnostics and servicing
9.1 Maintenance
If the device is used properly, no special maintenance is required in
normal operation.
The corresponding source container must be checked in regular
intervals.Youcanndfurtherinformationintheoperatinginstructions
manual of the source container.
9.2 Status messages
The instrument features self-monitoring and diagnostics according
toNE107andVDI/VDE2650.Inadditiontothestatusmessagesin
thefollowingtablestherearemoredetailederrormessagesavailable
under the menu item " Diagnostics" via the respective adjustment
module.
Thestatusmessagesaredividedintothefollowingcategories:
•
Failure
•
Function check
•
Outofspecication
•
Maintenance required
and explained by pictographs:
41 2 3
Fig. 24: Pictographs of the status messages
1 Failure - red
2 Outofspecication-yellow
3 Function check - orange
4 Maintenance required - blue
Failure: Due to a malfunction in the instrument, a fault signal is
output.
Thisstatusmessageisalwaysactive.Itcannotbedeactivatedbythe
user.
Function check:Theinstrumentisbeingworkedon,themeasured
valueistemporarilyinvalid(forexampleduringsimulation).
This status message is inactive by default.
Outofspecication: The measured value is unreliable because an
instrumentspecicationwasexceeded(e.g.electronicstemperature).
This status message is inactive by default.
Maintenance required:Duetoexternalinuences,theinstrument
functionislimited.Themeasurementisaected,butthemeasured
value is still valid. Plan in maintenance for the instrument because a
failureisexpectedinthenearfuture(e.g.duetobuildup).
Status messages