Endress+Hauser NRF81 - Overview of the Diagnostic Messages

Diagnostics and troubleshooting Tankside Monitor NRF81
90 Endress+Hauser
11.4 Overview of the diagnostic messages
Diagnostic
number
Short text Remedy instructions Status
signal
[from the
factory]
Diagnostic
behavior
[from the
factory]
Diagnostic of sensor
102 Sensor incompatible error 1. Restart device
2. Contact service
F Alarm
150 Detector error 1. Restart device
2. Check electrical connections
of detector
3. Replace detector unit
F Alarm
151 Sensor electronic failure Replace sensor electronic
module
F Alarm
Diagnostic of electronic
242 Software incompatible 1. Check software
2. Flash or change main
electronics module
F Alarm
252 Modules incompatible 1. Check electronic modules
2. Change I/O or main electronic
module
F Alarm
261 Electronic modules 1. Restart device
2. Check electronic modules
3. Change I/O Modul or main
electronics
F Alarm
262 Module connection 1. Check module connections
2. Change electronic modules
F Alarm
270 Main electronic failure Replace main electronics F Alarm
271 Main electronic failure 1. Restart device
2. Change main electronic
module
F Alarm
272 Main electronic failure 1. Restart device
2. Contact service
F Alarm
273 Main electronic failure 1. Emergency operation via
display
2. Change main electronics
F Alarm
275 I/O module failure 1. Restart device
2. Change I/O module
F Alarm
276 I/O module faulty 1. Restart device
2. Change I/O module
F Alarm
282 Data storage 1. Restart device
2. Contact service
F Alarm
283 Memory content 1. Transfer data or reset device
2. Contact service
F Alarm
284 Detector SW update in
progress
Firmware update active, please
wait!
F Alarm
311 Electronic failure Maintenance required!
1. Do not perform reset
2. Contact service
M Warning
333 System recovery required HW change detected
System configuration recovery
required
Go to menu on device and
perform recovery
F Alarm