选择开关量输出模块时，还应考虑能同时接通的输出点数量。
Selector switch module output to be taken into consideration at the same time connected to the number of output points.
开关量输出模块的技术指标，它与不同的负载类型密切相关，特别是输出的最大电流。
Output switch module technology indicators, load it with different types are closely related, in particular, the maximum current output.
开关量输出模块是将PLC内部低电压信号转换成驱动外部输出设备的开关信号，并实现PLC内外信号的电气隔离。
Output switch module is a low voltage PLC internal drive external signals into the switching signal output device and to achieve internal and external PLC electrical signal isolation.
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