特点：
1.840D系统的NC编程符合DIN 66025标准(德国工业标准)，具有高语言编程特色的程序编辑器，可进行公制、英制尺寸或混合尺寸的编程，程序编制与加工可同时进行，系统具备1.5兆字节的用户内存，用于零件程序、具偏置、补偿的存储，良好的系统安全性和可靠性，系统的建立不破坏现有生产设备的成熟小闭环系统的运行。系统采用分布式网络结构，网络上任何一台设备发生故障不影响其它设备的运行。
2、系统具有完备的自诊断能力。
PLC设备对PLC本身和IO口均具有自诊断能力。网络通讯系统均有检验和应答功能以及自诊断功能以保证通讯传输中的正确性。
3、计算机设置WATCHDOG技术防止程序“跑飞"。系统构成的所有硬件均采用国内外公司的产品，这些产品在国内许多企业已广泛使用，实践证明它们是成熟的产品。控制室采用触摸屏系统平台，为全自动化改造的计算机联网提供了良好的外部环境，同时也给公司的全面计算机管理创造了条件。监控软件支持全局数据共享，每一台新增的工作站都可以获得所有数据而无须进行复杂的系统规划;开放性的软件设计使得用户能轻松开发出第三方接口。
in Original Box SIEMENS 6SN1118-0NH01-0AA1 6SN11180NH010AA1 PLC
in Original Box Schneider TSXETY4103 Modicon PLC Fast shipping
in Original Box Schneider TSXETY210 Module Fast shippiing
in Original Box Schneider Modicon Premium TSXP57303M TSX P57 303M Processor
IN Factory Sealed BOX SCHNEIDER MODICON 171CCC96030 171-CCC-960-30 Fast Ship
In Box YASKAWA server SGMAH-08A1A41 Fast Ship
IN BOX YASKAWA PLC SGM-08A3G16 Fast Ship
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in box Siemens Universal Controller RWF40.000A97 One year warranty
IN BOX Siemens TP900 6AV2124-0JC01-0AX0 PANEL Fast Ship
IN BOX Siemens SQM20.18502 Fast Ship
IN BOX SIEMENS Servo Motor 1FK7042-5AC71-1DH0 Fast Ship
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in box SIEMENS PLC Module 6SL3000-0CE23-6AA0 PLC Fast Ship
IN BOX Siemens PLC 6ES5452-1AH00-0AE0 Fast Ship
in Box Siemens converter MM440 6SE6440-2AD24-0BA1 4KW Fast Ship
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IN BOX Siemens 6GK1 143-0AB01 Communication Processor Fast Ship
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in Box Siemens 6ES7511-1CK01-0AB0 CPU 1511C-1PN S7 1500 6ES7 511-1CK01-0AB0
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IN BOX SIEMENS 6ES7 314-6CF00-0AB0 6ES7314-6CF00-0AB0 CPU Unit
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