BENTLY 330180-91-00 输出信号

BENTLY 3500/25
BENTLY 3500/22M
BENTLY 135489-01
BENTLY 330780-50-00
BENTLY 330103-00-03-10-02-05
BENTLY 3500/44-01-00
BENTLY 3500/92-02-01-00
BENTLY 3500/15
BENTLY 3500/25-01-01-00
BENTLY 3500/40-01-00
BENTLY 3500/01-01+100M2833
BENTLY 3500/92-02-01-00
BENTLY 106M1081-01
BENTLY 106M1079-01
BENTLY 3500/15

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描述

共模电压有时较大,特别是采用隔离性能差的配电器供电室,变送器输出信号的共模电压普遍较高,有的可高达130V以上。共模电压通过不对称电路可转换成差模电压,直接影响测控信号,造成元器件损坏(这就是一些系统I/O模件损坏率较高的主要原因),这种共模干扰可为直流、亦可为交流。

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Square D KHL36200 200A circuit breaker NEW in BOX

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