Configuring The Device; Diagnostics And Troubleshooting; General Troubleshooting; Overview Of The Diagnostic Functions - Endress+Hauser Soliwave FDR56 Operating Instructions Manual

Maintenance

36
The green LED glows on both devices when power supply is applied.
8.3

Configuring the device

The microwave barrier can be adjusted on the FDR56.
• Initial setup → 28
• Advanced settings → 30
9

Diagnostics and troubleshooting

9�1

General troubleshooting

Before commissioning the measuring point, check whether the post-installation and post-
connection checks have been performed.
• "Post-installation check" checklist → 21
• "Post-connection check" checklist" → 26
9�2

Overview of the diagnostic functions

Error
Yellow LED off with uncovered
path
Yellow LED on with covered
path
Strong fluctuation of signal
strength
9�3

Resettting the device

To reset the FDR56 transceiver, proceed as follows:
• De-energise the device or disconnect the connector; all settings are retained
• Reset to factory settings → 30
10 Maintenance
No special maintenance work is required.
Possible cause
No power or power too low
(green LED does not light up)
Transmitter FQR56 defective
Path of rays covered (for
example window dirty)
Wrong installation
Wrong settings
Transceiver FDR56 defective
Attenuation of the product too
low
Wrong settings
Turbulent application,
reflections and so on
Soliwave FDR56/FQR56
Remedy
Check power supply
Replace transmitter
Check path of rays and clean if
necessary
Check installation
→ 10
Check settings
→ 28
Replace transceiver
Adjust sensitivity
→ 30
Check settings
→ 28
Increase signal damping
→ 30
Endress+Hauser