The Wi-Fi data logger (160 IAQ) is displaying error code E36, what can I do?
No DNS available or accessible. Contact the operator of the Wi-Fi network.
The Wi-Fi data logger is displaying error code E41, what can I do? The Wi-Fi data logger cannot obtain any current time
from a time server (pool.ntp.org).
• The access point (Wi-Fi router) has no connection to the internet. Check the access point’s internet connection.
• The NTP port (123/UDP) of the access point (Wi-Fi router) is not open. Check whether the NTP port (123/UDP) is
opened.
The Wi-Fi data logger (160 IAQ) is displaying error code E51, what can I do?
The Wi-Fi data logger was not able to connect to the testo Saveris 2 Cloudd.
• If the Wi-Fi data logger has already been connected to the testo Saveris 2 Cloud and this connection is suddenly no
longer possible: The testo Saveris 2 Cloud servers are not currently accessible. The servers will be monitored and
should be accessible again within a few hours.
• If the Wi-Fi data logger has not yet been connected to the testo Saveris 2 Cloud: The TCP ports (1883 or 8883) of the
access point (Wi-Fi router) are not open. Check whether the TCP ports (1883 or 8883) are open in both directions.
The Wi-Fi data logger (160 IAQ) is displaying error code E52, what can I do?
• The Wi-Fi data logger could not log into the testo Saveris 2 Cloud because it is already logged into another account.
Please log the Wi-Fi data logger out of the existing account first.
The Wi-Fi data logger (160 IAQ) is displaying error code E63, what can I do?
The Wi-Fi data logger could not send any data to the testo Saveris 2 Cloud.
• The internet connection was interrupted during the transmission. Check whether there is a stable connection from
the Wi-Fi data logger to the access point (Wi-Fi router). Check the access point’s internet connection. The data will
be transferred during the next communication cycle. Alternatively: Initiate data transmission manually by pressing the
control key on the Wi-Fi data logger.
• The testo Saveris 2 Cloud server was not able to process the request for data storage. The servers will be monitored
and should be accessible again within a few hours.
The Wi-Fi data logger (160 IAQ) is displaying error code E69, what can I do?
• The Account ID contained in the configuration file is missing or is not valid. Create a new configuration file and save
this on the Wi-Fi data logger.
• An attempt was made to log the testo 160 E Wi-Fi data logger into the testo Saveris 2 Cloud without any external
probes connected. Connect the required external probes before logging in
Error Codes (Continued)
