Description
控制系统通常包括PLC设备的I/O机柜、UPS柜、继电器柜、操作台、打印台、服务器柜、仪表柜、手操盘台和安全栅柜等设备。在这些设备中,操作台、打印台、服务器柜、继电器柜、UPS柜及配电柜均应设有保护接地螺钉,以提供所装设备的电源接地;
SIEMENS 6SE7090-0XX84-0AH2 090-0XX84-0AH2 BOARD
SIEMENS SIMOREG 20/60A POWER BOARD 6RB2120-OFD01
1 NEW SIEMENS P4C60ML600ATS PANEL BOARD NNB
SIEMENS 6FC5111-0BA01-0AA0 Measuring Circuit Board NEW!
SIEMENS 6SN1121-0BA13-0AA0/6SN11210BA130AA0 BOARD*XLNT*