Troubleshooting Proline Prowirl 73
70 Endress+Hauser
The fault cannot be rectified or some
other fault not described above has
occurred.
The following options are available for tackling problems of this nature:
• Request the services of an Endress+Hauser service technician
If you contact our service organization to have a service technician sent out, the following information is needed:
– A brief description of the error with information on the application.
– Nameplate specifications (ä 13): order code and serial number
• Return devices to Endress+Hauser
1. The measured listed in the "Return" section (ä 12) must be carried out before you return a measuring device
requiring repair or calibration to Endress+Hauser.
2. Enclose a fully completed "Declaration of Contamination" form with the flowmeter. A copy of the form can be
found at the end of these Operating Instructions.
• Replace the transmitter electronics
Order spare parts for the meter electronics directly from your Endress+Hauser service organization (ä 72).
"– – – –" appears on the display. The option selected in the ASSIGN LINE 1 or ASSIGN LINE 2 function (e.g. corrected volume flow) cannot be assigned
to the fluid selected (e.g. saturated steam).
In the ASSIGN LINE 1 or ASSIGN LINE 2 function, select an option that suits the fluid.
Symptoms Remedial measures
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