Diagnostics And Troubleshooting; Diagnostic Information Via Light Emitting; Diodes; Led At Electronic Insert - Endress+Hauser Liquiphant FTL63 Operating Instructions Manual

Liquiphant FTL63
Endress+Hauser
10

Diagnostics and troubleshooting

The device indicates warnings and faults via Bluetooth in the SmartBlue app and via the
LEDs on the electronic insert. All the device warnings and faults are for information
purposes only and do not have a safety function. The faults diagnosed by the device are
displayed in the SmartBlue app in accordance with NE107. Depending on the diagnostic
message, the device behaves as per a warning or fault condition.
The device behaves in accordance with NAMUR Recommendation NE131 "NAMUR
standard device requirements for field devices for standard applications".
If using NAMUR electronics, insert or replace the battery in the Bluetooth module.
10.1 Diagnostic information via light emitting diodes
10.1.1

LED at electronic insert

LED green not lit
Possible cause: No power supply
Troubleshooting: Check plug, cable and power supply
LED flashes red
Possible cause: Overload or short-circuit in load circuit
Troubleshooting: Clear the short-circuit
Reduce maximum load current to below 350 mA
LED red continuously lit
Possible cause: Internal sensor error or electronic fault
Troubleshooting: Replace device
No LED is lit (only applies for FEL61)
Possible cause: load current > 3.8 mA in the blocked state
Troubleshooting: replace electronics
10.1.2

SmartBlue

Device is not visible in the live list
Possible cause: No Bluetooth connection available
The device is already connected to another smartphone or tablet
No cable is connected to the Bluetooth module
Troubleshooting:
• Connect the Bluetooth module to the COM interface
• Enable Bluetooth function on smartphone or tablet
• If using NAMUR electronics, insert or replace the battery in the Bluetooth module.
Device is visible in the live list but cannot be accessed via SmartBlue
• Possible cause on Android end device
Troubleshooting:
• Check whether the location function is enabled for the app
• Check whether the location function for the app was approved the first time
• GPS or positioning function must be activated for certain Android versions in
conjunction with Bluetooth®
• Activate GPS, close the app fully and restart, enable the positioning function for the
app
• Possible cause on Apple end device
Troubleshooting:
• Log in as normal
• Enter the user name: admin
• Enter initial password (serial number of Bluetooth module), paying attention to lower/
upper case
Diagnostics and troubleshooting
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