Eliminating Errors And Faults; Possible Errors - JUMO DELOS SI Operating Manual

10 Eliminating errors and faults

10.1 Possible errors

Display
48
t
Possible cause
- Overrange or
underrange
- Broken sensor.
Device error:
- 1 = Internal communication
error
- 2 = Error analog output
- 3 = Short circuit
Switching output 1
- 4 = Short circuit
Switching output 2
- 5 = VCC 8 V outside of
working range
- 6 to 8 = Internal communica-
tion error
- 9 = Invalid configuration
Display overflow:
Upper display: "- - - -"
Lower display: Parameter name
Value is less than -9999 or
greater than 9999.
Measure
Configure other measuring range,
Chapter 7.4 "Selecting the unit of
the measured value (Uni.P)".
1), 6), 7), 8): Call Customer Service;
see the back of the Operating
Manual.
2): Check the ambient temperature.
Check output for broken line.
Output burden is too high (for
current output) or too low (for
voltage output).
3), 4): Check the corresponding
switching output.
5): Check the power supply.
9): Check the configuration.
Check the corresponding
switching output.
Check the power supply.