6ES7241-1CH31-0XB0 省心找亿佳
按功能分类
根据PLC的功能不同,可将PLC分为低档、中档、。
(1)低档PLC
低档PLC具有逻辑运算、定时、计数、移位以及自诊断、监控等基本功能,还可有少量模拟量输入/输出、算术运算、数据传送和比较及通信等功能,主要用于逻辑控制、顺序控制或少量模拟量控制的单机控制系统。
(2)中档PLC
中档PLC除具有低档PLC的功能外,还具有较强的模拟量输入/输出、算术运算、数据传送和比较、数制转换、远程I/O、子程序及通信联网等功能;有些还可增设中断控制、PID控制等功能,适用于复杂的控制系统。
(3)PLC
PLC除具有中档PLC的功能外,还增加了带符号算术运算、矩阵运算、位逻辑运算、平方根运算及其他特殊功能函数的运算、制表及表格传送功能等。PLC具有更强的通信联网功能,可用于大规模过程控制或构成分布式网络控制系统,进而实现工厂自动化。
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Heidenhain Encoder ROD 426.012 1000/G5_4260121000G5 ID # 220 77901
HEIDENHAIN ENCODER ROD 426.B-2500
HEIDENHAIN ENCODER ROD 426.E500-G7 232-956-12 S/N1824728
HEIDENHAIN ENCODER ROD 426.S62B-500 318-591-01 S/N7358091
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Heidenhain ERN 1387.001-2048 encoder Id #: 312 215-02
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Heidenhain ERN 1387.001-2048 ID 312 215-02
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Heidenhain ERN 1387.001-2048 Motor Encoder with 60dayswarranty
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HEIDENHAIN ERN 1387.020-2048
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Heidenhain ERO1120-00600 id. Nr. 272493-01 272 493-01 MotomanManutec ERO 1120
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Heidenhain EXE 601/5-F Encoder
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HEIDENHAIN EXE 602 B/ 5-F Amplifier Interpolation Box
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HEIDENHAIN EXE 602/270 Interpolation/Digitizing Board 228-226-02FOR DRO SCALE
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