Alarm, error, and system messages
7.5 Wizard-based error messages
Operating with the Local User Interface
274 Operating Manual, 06/2017, A5E31930478-05
Message text (cause/remedy)
F1018 "F1018: A calculation error has occurred. Possi-
ble causes: An incorrectly configured concentra-
tion characteristic curve or an incorrect setpoint."
F1020 "F1
020: The redetermined zero point deviates too
much from the last zero point determined. The
maximum permitted deviation is set in the menu
Calibration tolerance. Possible causes:
1. An incorrect gas,
2. Faulty switching of the solenoid valves,
3. Different reference gas without new standardi-
zation or
4. A faulty analyzer module."
F1021 "F1021: The redetermined span point deviates
too much from the last span point determined.
The maximum permitted deviation is set in the
menu Calibration tolerance.
Possible causes could be:
1. An incorrect gas,
2. Faulty switching of the solenoid valves,
3. Different reference gas without new standardi-
zation or
4. A faulty analyzer module."
"F1022: Internal error occurred."
F1023 "F1023: An internal communication error has
occurred between the modules.
Possible reasons can be: A faulty or non-
connected CAN bus cable, or one of the modules
is damaged and no longer responds."
F1024 "F1024: The component selection is invalid.
Possible causes could be:
1. No component whatsoever is set in the param-
eters.
2. Components are set in the parameters which
are no longer available on the device.
You can check the currently available compo-
nents in menu 3.09 Identification."
"F1025: System error occurred."
F1026 "F1026: Pressure or flow calibration not possible
because the sample gas purging time is still run-