IFM LR7000 - 11�4 Error Indications; 11�5 Output Response in Different Operating States; Technical Data and Scale Drawing

35
11.4 Error indications
Possible cause Recommended measures
[E�000] Fault in the electronics� Replace the unit�
[E�031]
Probe detached from the unit; possibly
incorrect setting of the probe length�
Check whether the probe is still
attached to the unit� Check the
parameter [LEnG]�
[E�033]
Measurement disturbed by heavy foam
formation or strong turbulence�
• Install the unit in a still pipe or bypass�
• Set or increment [dFo] (→ 10.5.6)�
Measurement disturbed by separation
layers (e�g� oil layer on water)�
Remove the oil layer by suction, stir the
medium, verify the composition�
Rod or process connection soiled�
Clean the rod and the process
connection, carry out a reset�*
Installation conditions were not
adhered to�
Observe the notes in "Installation"
(→ 6)�
Probe length, type of probe or
sensitivity (setting to the medium) is
incorrect�
Correct the settings (→ 10.2), then
carry out a reset�*
[SCx]
Flashing: short circuit in switching
output x�
Remove the short circuit�
[SC]
Flashing: short circuit in all switching
outputs�
Remove the short circuit�
[PArA] Faulty data set Reset to factory settings (→ 10.6)�
** Carry out a reset (power off and on again) after rectifying the fault to reset the error
message�
11.5 Output response in different operating states
OUT1 OUT2
Initialisation OFF OFF
Normal operation
according to the level and
OU1 setting
according to the level and
OU2 setting
Fault (E�0xx)
OFF for FOU1 = OFF;
ON for FOU1 = on
OFF for FOU2 = OFF;
ON for FOU2 = on
12 Technical data and scale drawing
Technical data and scale drawing at www�ifm�com�