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ZL6
6.2 TROUBLESHOOTING
Although the ZL6 is designed for durability and built to the highest manufacturing standards,
problems may occasionally occur. This troubleshooting section details the major problems
and their solutions. If the problem is not listed or these solutions do not solve the issue,
contact Customer Support.
Table3 Troubleshooting the ZL6
Problem Possible Solutions
ZENTRA Utility cannot
connect to the device
or
ZL6 logger not showing in
the COM port picker
If using a Windows computer, reinstall the USB driver from https://meter.
ly/ZL6-support.
Mac computers running ZENTRA Utility do not require a custom USB
driver.
Check that the USB cable is securely plugged into the logger and the
computer.
Ensure the logger has good batteries.
Press the TEST button on the logger to reset it.
Connect to a second logger. If the connection works, the problem is likely
with the first logger.
Try a different micro-USB cable. Ensure the cable is not intended for
charging only.
ZENTRA Utility reports it
lost the connection
Check or replace the USB cable.
Increase the number of times ZENTRA Utility tries sending commands to
the logger:
• Go to the Manage Preferences menu.
• Select the Communication tab.
• Increase the Direct Connect Retries.
ZENTRA Utility states
there is no new data for
downloading
or
Logger stopped making
measurements
Wait for at least the length of the measurement interval to ensure the
logger had enough time to record data.
Ensure the logger is configured to measure data, i.e., make sure the
measurement interval is not set to Off (not logging).
Check the battery. The ZL6 will stop making sensor measurements when
the batteries are extremely low.
Press the TEST button to reset the logger.
Sensor measurement
data does not seem to
becorrect
Switch the sensor to a known working port and scan again. If the
problem follows the sensor, then the sensor may be damaged.
Many issues affect the quality of the sensor measurement. Please see
the sensor user manual for troubleshooting.
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