Endress+Hauser Liquisys M COM 223 F, Operating Instructions Manual

Page: 58 / 82

Error
no.
Cause Measures
Contact Error current
Automatic
cleaning trigger
Fact User Fact User Fact User
E081
Distance between
0/4 mA and 20 mA values
at output 2 too short Adjust spreading for current output 2. no no — —*
E082
Air pressure range
undershot (< 500 mbar) Measurement only possible when
uncompensated
or with location height data. yes no no
E083
Air pressure range
exceeded (>1100 mbar) yes no no
E100
Current simulation active no no — —*
E101
Service function yes Switch off service function or switch
instrument off and back on. no no — —*
E102
Manual mode active no no — —*
E106
Download yes Wait for download to end. no no — —*
E116
Download error Repeat download. no no — —*
E152
Meas. signal of main
parameter sluggish or
frozen Check sensor and connecting line, service
or replace. yes no no
E154
Below lower alarm
threshold for period
exceeding alarm delay Perform manual reference measurement if
necessary. Service sensor and recalibrate. yes no no
E155
Above upper alarm
threshold for period
exceeding alarm delay yes no no
E156
Actual value undershoots
monitoring value for more
than permissible
maximum period yes no no
E157
Actual value exceeds
monitoring value for more
than permissible
maximum period yes no no
E162
Dosage stop
Check settings in CURRENT INPUT or
CHECK function group. yes no no
E171
Flow in main stream loo
low or zero Restore flow. yes no no
E172
Switch-off limit for current
iput exceeded Check process variables at sending
measuring instrument. yes no no
E173
Current input < 4 mA
Check process variables at sending
measuring instrument.
Change range assignment if required. yes no no
E174
Current input > 20 mA
Check process variables at sending
measuring instrument.
Change range assignment if required. yes no no
* When this error is present, the cleaning function cannot be started.
(Field F8 does not exist for this error.)
Maintenance and troubleshooting Liquisys M COM 223 F / 253 F
56 Hauser