IMR02L04-E3 2-1
2. MOUNTING
2.1 Mounting Environment
(1) The PF900/901 is intended to be used under the following environmental conditions.
IEC61010-1 OVERVOLTAGE CATEGORY II, POLLUTION DEGREE 2
Indoor use, Altitude up to 2000 m
(2) Use this instrument within the following allowable range:
Allowable ambient temperature: 10 to 55 C
Allowable ambient humidity: 5 to 95 %RH
(Absolute humidity: MAX.W.C 29 g/m
3
dry air at 101.3 kPa)
(3) Do not use this instrument in the following environment:
Sudden change in ambient temperature
Condensation or icing
Corrosive or inflammable gases.
Strong vibration or impact
Water, oil, chemicals, vapor or steam splashes.
Excessive dust, salt or iron particles.
Excessive induction noise, static electricity, magnetic fields or noise.
Direct air flow from an air conditioner.
Exposure to direct sunlight.
Direct radiant heat
(4) If this instrument is permanently connected to equipment, it is important to include a switch or
circuit-breaker into the installation. This should be in close proximity to the equipment and within easy
reach of the operator. It should be marked as the disconnecting device for the equipment.
To prevent electric shock or instrument failure, always turn off the power before
mounting or removing the instrument.
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