描述
保护地(CG,Cabinet Grounding)
是为了防止设备外壳的静电荷积累、避免造成人身伤害而采取的保护措施。DCS系统所有的操作员机柜、现场控制站机柜、打印机、端子柜等均应接保护地。保护地应接至厂区电气专业接地网,接地电阻小于4Ω。
Ironics IV-1620 VMEbus VME Single Board Computer
Ironics IV-1602 VMEbus VME Single Board Computer
Zenith ATSC Professional Demodulator System DTVDEMOD-S
Severn Trent Capital Control Aztec F1000 Water Monitor
IEC Thermo Electron Model K Heavy Duty Centrifuge
Roldex Industries STF 2 Automatic Cassette Imprinter