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Section 7 Degree of Protection
RFID System
Operation Manual
Section 7
Appendix
Degree of Protection
Ingress protection degrees (IP-@@) are determined by the following tests. Be sure to check the sealing
capability under the actual operating environment and conditions before actual use.
■ IEC (International Electrotechnical Commission)
Standards (IEC 60529 November 1989)
(A) First Number: Degree of Protection from Solid Materials
(B) Second Number: Degree of Protection Against Water
Degree Protection
0
No protection.
1
Protects against penetration of any solid object, such as a hand, that is 50 mm or more in diameter.
2
Protects against penetration of any solid object, such as a finger, that is 12.5 mm or more in diame-
ter.
3
Protects against penetration of any solid object, such as a wire, that is 2.5 mm or more in diameter.
4
Protects against penetration of any solid object, such as a wire, that is 1 mm or more in diameter.
5
Protects against penetration of dust of a quantity that may cause malfunction or obstruct the safe
operation of the product.
6
Protects against penetration of all dust.
Degree Protection Test method (with fresh water)
0 No protection Not protected against water. No test
1 Protection against water
drops
Protects against vertical drops
of water falling on the product.
Water is dropped verti-
cally towards the product
from the test machine for
10 min.
2 Protection against water
drops
Protects against drops of
water approaching at a maxi-
mum angle of 15 to the left,
right, back, and front of verti-
cal towards the product.
Water is dropped for 25
min each (i.e., 10 min in
total) towards the product
inclined 15 to the left,
right, back, and front
from the test machine.
50 mm dia.
12.5 mm dia.
1 mm
200 mm
15°
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