Sɛ wo ne TN level sensors reyɛ adwuma wɔ mmeae a ɛwɔ tebea horow a emu yɛ den mu a, ɛho hia sɛ wote hia a IP ratings ho hia ase —titiriw, IP67 ne IP69K. Saa dodow a wɔde ma yi nyɛ akontaabu ara kwa; wɔkyerɛkyerɛ sɛnea sensor betumi agyina nneɛma a atwa yɛn ho ahyia ho nsɛnnennen te sɛ nsu, mfutuma, ne nneɛma afoforo a emu yɛ den ano yiye. Wɔ nnwuma te sɛ aduan a wɔyɛ, kuayɛ, anaa ngo ne gas, baabi a sensor ahorow taa hyia tebea horow a ɛyɛ nsu, mfutuma, anaa nhyɛso kɛse no, sɛ wunim IP rating a ɛfata ma wo level sensor no a, ebetumi ama nsonsonoe aba adwumayɛ a wotumi de ho to so ne mfiri a ɛho ka yɛ den a entumi nyɛ adwuma yiye ntam.
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