Campbell Scientific MD485 RS-485 Multidrop Interface User Manual

Page 21

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MD485 RS-485 Multidrop Interface

• In most instances, no termination is required.

• If large ground potentials exist, use optical isolation. (B&B’s Model

4850P)

• Electrically, 256 MD485s can be connected, but that may be an

unmanageable network.

15

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