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SAFETY PRECAUTIONS
Before using this product, read the following safety precautions and use the product correctly.
The following items are important for safe operation and must be fully observed.
These safety precautions are ranked in 2 levels; "DANGER" and "CAUTION".
Warning/Symbol Meaning
DANGER
Incorrect handling of the device may result in death or serious injury.
CAUTION
Incorrect handling may lead to a risk of medium or light injury, or to a risk of
physical damage.
The items noted under "
CAUTION
" may also result in serious trouble depending on circumstances.
All the items must be fully observed.
Caution on mounting and piping
DANGER
This unit is not explosion-proof type. Do not use it in a place with explosive
gases. Otherwise, it may result in serious accidents such as explosion,
fire, etc.
CAUTION
The unit should be installed in a place conforming to the installation
requirements noted in this instruction manual. Otherwise, it may cause
electric shocks, fire or malfunction of the unit.
Install the flow meter according to the following steps to prevent it from
damage, and to avoid error or malfunction.
During installation, make sure that the inside of the unit is free from cable
chips and other foreign objects. Otherwise, it may cause fire, failure or
malfunction.
The items under "Caution on Installation" noted in the manual must be
fully observed. Careless installation may result in trouble or malfunction of
the unit.
Auxiliary insulation is necessary for analog output (Iout) and serial
communication (RS485) of this device.
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