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FEM630 | ELECTROMAGNETIC FLOWMETER  |  OI/FEM630-EN REV. A
8     ...Operation
...Switching to the information level
Error messages on the LCD display
In the event of an error, a message consisting of a symbol and 
text (e.g. Electronics) appears at the bottom of the process 
screen. 
The text displayed provides information about the area in 
which the error has occurred.
The error messages are divided into four groups in 
accordance with the NAMUR classification scheme. The group 
assignment can only be changed using a DTM or EDD:
Switching to the configuration level 
The device parameters can be displayed and changed on the 
configuration level.
1  Switch to the configuration level with   .
2  Select the desired level of access using    /  .
3  Confirm the selection with   .
Note
There are three levels of access. A password can be defined 
for level ‘Standard’.
•  There is no factory default password. For security reasons 
it is recommended to set a password.
•  The password prevents access to the parameterization via 
the buttons on the device. For further access protection 
via DTM or EDD (HART®, PROFIBUS®, Modbus®) the 
hardware write protection switch must be set (see 
Hardware settings on page 51).
The error messages are also divided into the following areas:
Note
For a detailed description of errors and troubleshooting 
instructions, please see Diagnosis / error messages on page 
108.
Process Display
Electronics
Process Display
Access Level
Read Only
Standard
Service
Back Select
Symbol Description
Error / failure
Function check
Outside of the specification
Maintenance required
Range Description
Operation
Error / alarm due to the current operating conditions.
Sensor
Error / alarm of the flowmeter sensor.
Electronics
Error / alarm of the electronics.
Configuration
Error / alarm due to device configuration.
Access Level Description
Read Only
All parameters are locked. Parameters are read only and 
cannot be modified.
Standard
All the parameters can be changed.
Service
Only ABB Customer Service has access to the Service 
menu.