Senect O2S-20-SC, Руководство пользователя

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General Security Notes
6
The operating temperature of the device must be between
0°C and +40°C. It is not allowed to modify the sensor, to open
the housing or to insert anything into the housing.
The oxygen sensor O2S is designed to be operated by
professional users. However, it can be operated by children
of the age of at least 8 years and persons with limited
physical, sensorial or cognitive ability, if they are supervised
and trained in the usage of the instrument, so that no
dangers or threats can result of the operation.
Please store this manual. We suggest the storage a copy of
the manual in the vicinity of the device.
Technical and optical changes of this manual are subject to
alterations.
Warning: Before starting any maintenance work,
unplug all electrical devices in the water.