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１．Caution in operation (For your safety)
To maintain the function for safety, follow the following instruction.
Warning
・Do not modify nor change the circuit and structure etc. When modify or change, it could
not maintain the function.
・This is explosion-proof product. Battery has to be replaced in non-hazardous zone. The
battery replacement in hazardous zone shall be out of the scope for explosion-proof
product.
・This is explosion proof. Be sure to operate with carrying case on.
・Do not measure in the environment of oxidant gas presence. When measure, it may shorten
the sensor life.
・When measure under organic solvent gas presence, do it in short time and make sensor
cleaning by sucking fresh air after measurement.
Caution
・Do not drop or damage it. This is a fire instrument. When strong shock is given, the
function may be the case not to maintain. Especially, when power is on, the shock from
outside is easy to receive. So, the caution at this point is needed.
・Keep it from the direct splash of water. As this is not of drip-proof, it may cause
the trouble by splash of water.
・Do not give the electric noise such as by walkie-talkie during operation. When receive
the electric noise, it may cause the trouble of reading and instrument.
・When the atmospheric pressure and temperature are changed, it may affect the gas reading.
・When it is condensed, the normal operation is impossible.
・Be sure to mount the internal filter and filter tube.
