Endress+Hauser Deltabar FMD72 - Page 67

Deltabar FMD71, FMD72 Diagnostics and troubleshooting
Endress+Hauser 67
Diagnostic event Cause Corrective measure
Code Description
F162 Sensor conn. • Sensor module defective (master).
• Electromagnetic effects outside the permitted
range. This message appears for a short time only.
• Check the sensor module
cable
• Replace sensor module
• Contact Endress+Hauser
Service
F162 Sensor conn. HP
Sensor conn. LP
• Electromagnetic effects outside the permitted
range. This message appears for a short time only.
• Sensor module defective.
• Check the sensor module
cable
• Replace sensor module
• Contact Endress+Hauser
Service
F163 Sensor conn. • Cable connection between sensor modules HP and
LP interrupted.
• Sensor module defective (slave).
• Electromagnetic effects outside the permitted
range. This message appears for a short time only.
• Restart device
• Check the sensor module
cable
• Contact Endress+Hauser
Service
F164 Sensor sync. • The sensor modules cannot be synchronized with
each other.
• Electromagnetic effects outside the permitted
range. This message appears for a short time only.
• Sensor module(s) defective.
• Restart device
• Replace sensor module
• Contact Endress+Hauser
Service
F165 Sensor
assignment
The assignment of the transmitter to sensor module
LP or HP is unknown (e.g. after changing the sensor
module). See also "Replacing sensor modules".
• Connect transm. set.
• Restart device
• Contact Endress+Hauser
Service
F261 Electronics
module
• Main electronics defective.
• Fault in the main electronics.
• Sensor module defective.
• Restart device
• Replace electronics
F282 Memory • Main electronics defective.
• Fault in the main electronics.
• Replace electronics
• Restart device
F283 Memory content • Main electronics defective.
• Electromagnetic effects are greater than
specifications in the technical data.
• The supply voltage is disconnected when writing.
• An error occurred when writing.
• Perform a reset
• Replace electronics
F411 Up-/Download • The file is defective.
• During the download, the data are not correctly
transmitted to the processor, e.g. because of open
cable connections, spikes (ripple) on the supply
voltage or electromagnetic effects.
• Download again
• Use another file
• Perform a reset
F510 Linearization The linearization table is being edited. • Conclude entries
• Select "linear"
F511 Linearization The linearization table consists of less than 2 points. • Table too small
• Corr. table
• Accept the table
F512 Linearization The linearization table is not monotonic increasing
or decreasing.
• Tab. not monotonic
• Corr. table
• Accept the table
F841 Sensor range • Overpressure or low pressure present.
• Sensor module defective.
• Check the pressure value
• Contact Endress+Hauser
Service
F882 Input signal External measured value is not received or displays a
failure status.
• Check the bus
• Check source device
• Check the setting
F945 Pressure limit LP • The configured overpressure or underpressure
limit of sensor module LP is exceeded.
• Sensor module LP defective.
• Check the pressure value
• Change pressure limit
value
• Contact Endress+Hauser
Service