48 | Technical specifications
FIRST NUMBER
Protection against solid objects
SECOND NUMBER
Protection against liquids
IP TESTS IP TESTS
0 No protection 0 No protection
1 Protection against solid objects
up to 50 mm, e.g. accidental
touches by hands.
1 Protected against vertically falling
drops of water (e.g.
condensation).
2 Protection against solid objects
up to 12 mm, e.g. fingers.
2 Protected against direct sprays of
water up to 15° from the vertical.
3 Protection against solid objects
over 2.5 mm (tools + wires)
3 Protected against sprays to 60°
from the vertical.
4 Protection against solid objects
over 1 mm (tools + wires +
small wires)
4 Protected against water sprayed
from any direction.
5 Protection against dust - limited
ingress (no harmful deposit)
5 Protected against low pressure
jets of water from all directions -
limited ingress permitted.
6 Totally protected against dust 6 Protected against strong jets of
water, e.g. for use on ship decks
- limited ingress permitted.
7 Protected against the effects of
immersion between 15 cm and 1
m.
8 Protected against long periods of
immersion under pressure.
4.13 AT10 SimNet/NMEA0183 converter
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