IPX waterproof specifications are specified on instruments and equipment. Below
is a table of waterproof test level definitions based on the IPX Waterproof
Specification.
IPX-0
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No special protection
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IPX-1
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Protected against falling water Equivalent to 3-5mm rainfall per minute for a duration of 10 minutes. Unit is placed in its normal operating position.
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IPX-2
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Protected against falling water when tilted up to 15 degrees - Same as IPX-1 but unit is tested in 4 fixed positions - tilted 15 degrees in each direction from normal operating position.
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IPX-3
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Protected against spraying water - Water spraying up to 60 degrees from vertical at 10 liters/min at a pressure of 80-100kN/m2 for 5 min.
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IPX-4
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Protected against splashing water - Same as IPX-3 but water is sprayed at all angles.
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IPX-5
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Protected against water jets - Water projected at all angles through a 6.3mm nozzle at a flow rate of 12.5 liters/min at a pressure of 30kN/m2 for 3 minutes from a distance of 3 meters.
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IPX-6
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Protected against heavy seas - Water projected at all angles through a 12.5mm nozzle at a flow rate of 100 liters/min at a pressure of 100kN/m2 for 3 minutes from a distance of 3 meters.
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IPX-7
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Protected against water immersion - Immersion for 30 minutes at a depth of 1 meter.
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IPX-8
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Protected against water submersion - The equipment is suitable for continual submersion in water under conditions which are identified by the manufacturer.
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