46
11 Operation
The process values to be displayed permanently can be preset
Standard display)� A standard unit measurement can be defined for the flow rate
measurement, the temperature measurement and the pressure measurement (
)�
In addition to the preset standard display, the display can be changed by pressing
[▲] or [▼] → 8.1 Process value display (RUN)
�
12 Error correction
The unit has many self-diagnostic options� It monitors itself automatically during
operation�
Warnings and error states are displayed, even when the display is switched off�
Error indications are also available via IO-Link�
The status signals are classified according to NAMUR recommendation NE107�
If several diagnostic events occur simultaneously, only the diagnostic message of
the result with the highest priority is displayed�
If one process value fails, the other process values continue to be available�
Additional diagnostic functions are available via IO-Link → IODD interface
description at www�ifm�com
Process value
line
Title line
Status LED
Type Description
Output response
Error correction
ERROR ERROR
---
Unit faulty / mal-
function
FOU Replace device�
Off
Off
---
Supply voltage too
low
Off Check the supply
voltage� Change
[diS�B] setting
PArA
Param-
eter
Error
---
Parameter setting
outside the valid
range
FOU Repeat parameter
setting�
ERROR Pres-
sure
Error
---
Error in pressure
measurement
FOU Check pressure
measurement� Re-
place device�
