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14.1 Error messages
Display
Problem/remedy
Err
Unit faulty / malfunction
u
Replace the unit.
None
Display
• Supply voltage too low
u
Check the supply voltage.
• Display switched off
u
Check whether setting diS = OFF and change setting if necessary.
PARA
Parameter setting outside the valid range
u
Check parameter setting.
14.2 Warning messages
Display
Problem/remedy
Loc
Setting buttons on the unit locked, parameter change rejected.
u
36).
C.Loc
Setting buttons on the unit temporarily locked, parameter setting via IO-
Link communication active.
u
Finish parameter setting via IO-Link communication.
S.Loc
Setting buttons locked via parameter setting software, parameter change
rejected.
u
Unlock the unit via IO-Link interface using the parameter setting
software.
UL
• Value below the minimum value of the temperature display range:
temperature value < -44 °C.
u
Check the temperature range.
• Value below the minimum value of the flow measuring range
u
Adjust flow.
u
Repeat low-flow adjustment.
OL
• Temperature display range exceeded: temperature value < 124 °C.
u
Check the temperature range.
• Flow display range exceeded: flow > 120 % of the final value of the
measuring range.
u
Adjust flow.
u
Repeat high-flow adjustment.
GB