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4. Troubleshooting
The following instructions apply equally to the connection to AskSensors and
ThingSpeak. If no connection can be established after selecting the menu item
"AskSensors connection" or "ThingSpeak connection", no letter "A" or "T" will be
displayed at the top right of the measurement display. In this case, restart the con -
nection and observe the display. This process can take up to three minutes.
Error pattern
Error display Possible cause / elimination
No connection to modem
ERROR 2
•
Modem cable interrupted
SIM card error
ERROR 3
•
No SIM card in modem
„Searching network...“ dis-
played for three minutes, then
„No network found“
ERROR 3
•
Invalid or expired SIM card
•
No reception, place the mo-
dem in a suited position
No internet connection
ERROR 6
•
Wrong APN, contact the
mobile network provider
No IoT connection
ERROR 9
•
Wrong API Key, compare
the key you have entered in
the menu with the Write/In
API key of your AskSen-
sors/ThingSpeak account
18
Содержание VM40C
Страница 4: ......
Страница 17: ...13 Figure 25 Channel settings ...
Страница 19: ...15 Figure 26 Example of a measuring channel view in ThingSpeak ...