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BE/S 4.20.1 4-Fold Binary Input Datasheet

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This document is a technical datasheet for the ABB i-bus EIB/KNX BE/S 4.20.1, a 4-fold binary input device with manual operation for contact scanning. It details the device's specifications, including power supply, input characteristics, connection terminals, operating elements, and installation requirements for use in distribution boards.

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