描述
屏蔽地(AG,Analog Grounding)
也叫模拟地,它可以把现场信号传输时所受到的干扰屏蔽掉,以提高信号精度。DCS系统中信号电缆的屏蔽层应做屏蔽接地。线缆屏蔽层必须一端接地,防止形成闭合回路干扰。铠装电缆的金属铠不应作为屏蔽保护接地,必须是铜丝网或镀铝屏蔽层接地。接入公共接地极。
MONARCH 10EE ENGINE LATHE
PARKER XY POSITIONING SYSTEM
MICROWAVE POWER DEVICES DB049580 PWR SUPPLY
ECONO LIFT TR20 TOTE BOX TILTER
Universal Labeling System
SCANRAY TORREX 150D X-RAY INSPECTION SYSTEM
JLG LIFT CAGE BOOM
JTIDS TE/A05A0479-510TD MCP Tester
INTERNATIONAL SENSOR TECH AG80 GAS MONITOR SYSTEM
K-O CONCEPTS RECIRCULATING CHILLER MODULE