2. Important Safety Information 2-4. Safety information
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2-4. Safety information
This product is a portable single-gas/two-gas monitor to detect gas.
This product uses two AAA alkaline batteries (Toshiba LR03 or Duracell MN2400/PC2400) or two AAA Ni-MH
batteries (Panasonic eneloop (BK-4MCC)) for power supply. Perform battery replacement only in a
non-hazardous area.
<Japanese explosion-proof specifications>
Explosion-proof
construction
Intrinsically safe explosion-proof construction
Explosion-proof
class
Ex ia IIC T4 Ga (Dry cell specifications)
Ex ia IIC T3 Ga (Rechargeable battery specifications)
Ambient
temperature*
-40 °C to +60 °C
Rating Power source: Toshiba LR03 battery × 2 (3 V DC, 1 mA)
Applicable
guidelines
JNIOSH-TR-46-1: 2015
JNIOSH-TR-46-6: 2015
*The ambient temperature refers to temperatures in the range within which explosion-proof performance can be
maintained. It does not imply the temperature range within which the required product performance may be achieved.
For information on the operating temperature range, refer to `10. Product Specifications'.
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