IS220PGENH1A GE 共模电压

GE IS220PHRAH1A
GE IS220PPDAH1A
GE IS220PPROH1A
GE IS220PRTDH1A
GE IS220PSCAH1A
GE IS220PSFDH1A
GE IS220PSVOH1A
GE IS220PTCCH1A
GE IS220PTCCH2A
GE IS220PTURH1A
GE IS220PVIBH1A
GE IS220UCSAH1A
GE IS230PCAAH1A

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Description

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。

ALLEN BRADLEY 700-RTC20200U24 NIB 700RTC20200U24

HERTNER CIRCUIT CARD X1060-50-1 NEW X1060501 X1060-48

MARPOSS E48 8304830010 NEW

FLOTRONICS VALVE CONTROL FTH-150-502 NEW FTH150502