描述
PLC以开关量方式控制变频器的硬件连接如下图所示。当PLC内部程序运行使Y001端子内部硬触点闭合时，相当于变频器的STF端子外部开关闭合，STF端子输入为ON，变频器启动电动机正转，调节10、2、5端子所接电位器可以改变端子2的输入电压，从而改变变频器输出电源的频率，进而改变电动机的转速。如果变频器内部出现异常时，A、C端子之间的内部触点闭合，相当于PLC的X001端子外部开关闭合，X001端子输入为ON。
MAZAK YASKAWA DBM-095 9″ CRT
ABB ASEA BROWN BOVERI DSQC-258, tested warranty
ABB ASEA BROWN BOVERI DSQC-258, tested warranty
Siemens Sinumeric 810 M 6FX1121-2BB02 6FX1126-2BA00,
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Siemens Sinumeric 810 M SM-0901 9″ CRT tested WARRANTY
Mitsubishi / Mazak board FX 53A, FX53A
Mitsubishi / Mazak board FX 730A, FX730A
ADVANCED MOTION CONTROLS 100A25, 100A25H SERVO AMPLIFIE
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Fanuc A16B-2200-0250 PC BOARD 4AXIS CONTROL , tested
FANUC A16B-1211-0090 MEMORY BUBBLE , warranty
FANUC A16B-1211-0860 MEMORY MODULE RAM BOARD tested
Fanuc A16B-2200-0250 PC BOARD 4AXIS CONTROL , warranty
