Balluff BDD-UM 3023, Руководство пользователя, Страница: 8 / 16

4.2. Hints against noisy enviroment
All in puts and out puts are pro tec ted against noisy en vi ron ment and high vol ta ge
spikes. Ne vert he less the lo ca ti on should be se lec ted to en su re that no ca pa ci ti ve
or in duc ti ve in ter fe rence can have an ef fect on the in stru ment or the con nec tion
li nes.
It is ad visab le:
• To use shiel ded cables.
• The wi ring of shields and ground (0V) should be star- sha ped.
• The di stan ce to in ter fe rence sour ces should be as long as pos si -
ble. If ne cessa ry, pro tec ti ve scre en or me tal en clo su res must be
pro vi ded.
• Coils of re lays must be supp lied with fil ters.
• Par al lel wi ring of in put si gnals and AC po wer li nes should be
avoi ded.
4.3. Connection and pin assignment
All in puts and out puts are con nec tors de signed as plug- in screw ter mi nals.
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4. Electrical connections
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