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266CRH / 266CRT, 266CSH / 266CST
MULTIVARIABLE PRESSURE TRANSMITTER | OI/266CXX/MODBUS-EN REV. A
… 8 Operation
Error messages on the LCD display
In the event of an error, a message consisting of a symbol and
text (for example Electronics) appears at the bottom of the
process screen.
The text displayed provides information about the area in which
the error has occurred.
Process display
Electronics
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:
Symbol Description
Error / failure
Function check
Outside of the specification
Maintenance required
The error messages are also divided into the following areas:
Area Description
Process
Diagnostic messages that refer to the process and
display impairments or states.
Sensor
Alarms that indicate problems with the measuring
cell.
Electronics
Errors in the device electronics are displayed.
Configuration
Missing or faulty configuration of the transmitter is
detected.
Note
For a detailed description of errors and troubleshooting
instructions, please see
Diagnosis / error messages
on page 76.
Switching to the configuration level
(parameterization)
Note
For security reasons it is recommended, to set a password.
The device parameters can be displayed and changed on the
configuration level.
Process display
1. Use
to switch to the configuration level.
Access Level
Read Only
Standard
Advanced
Back
Select
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.
Access Level
Description
Read Only
All parameters are locked. Parameters are read only
and cannot be modified.
Standard
All the parameters can be altered.
Service
Only Customer Service has access to the Service
menu.
