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EL1202, EL125x | Digital Input Terminals (2 and 4 channel, Distributed Clocks) · 0 次阅读

Switching characteristics

Switching characteristics 1:Fig.139: Input curve on basis of EN 61131-2, type 3; typical measurement
(Beckhoff retains the right to make changes without warning!)

The sensor/signal generator must be able to generate a sufficiently steep signal edge. The power supply unit used should have sufficient reserves/buffers so that the signal reaches the terminal with sufficient edge steepness despite capacitive/inductive supply cable losses.