JUMO LOGOPRINT 500 - Fault-Finding; What to Do if

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11 Fault-finding
11.1 What to do if …
Display or printing
“>>>>>>”
- The value is outside the measuring range
(out-of-range)
- The transducer has been connected up incorrectly
- The signal inputs are configured incorrectly
- Probe break
Instead of a value
“ **** ”, “ ±*.*** ”, “ ±**.** ”,
“ ±***.* ”, “ ±****. ”
is displayed or printed
- The value can no longer be represented:
alter the scaling with the setup program,
so that the value can always be represented.
- In the case of the event counter:
reset the event counter using the setup program or
the parameter Configuration level 3
Î Event counter
No recording - The S key was pressed
- “External Stop” was configured, and the corresponding
logic input is closed
- The chart cassette has not been fitted correctly
vSection 9.2 “Removing and replacing the chart cassette”
Caution:
Insert the chart cassette by applying light upwards pressure
- The take-up roll has not properly engaged with the
chart cassette
vSection 9.2.1 “Changing the roll chart”
- The end of the chart paper has been reached
vSection 9.2.1 “Changing the roll chart”
vSection 9.2.2 “Changing the fanfold chart”
- The chart speed has been programmed to 0 mm/h
vSection 4.2 “Table of the configuration parameters”
- The plot status is switched to “OFF”
vSection 4.2 “Table of the configuration parameters”
- The setup connector is still plugged in
Print head doesn‘t write - The print head has not been inserted properly
vSection 8.3 “Fitting the print head”
- The ink in the print head has been used up