描述
信号源接地时,屏蔽层应在信号侧接地;不接地时,应在DCS侧接地;信号线中间有接头时,屏蔽层应牢固连接并进行绝缘处理,一定要避免多点接地;多个测点信号的屏蔽双绞线与多芯对绞总屏电缆连接时,各屏蔽层应相互连接好,并经绝缘处理,选择适当的接地处单点接地。要严格按DCS厂家的接地要求接地。
New EUCHNER Safety Switch CES-A-C5E-01 077750
Ericsson ROF 137 7856/3-R1H TSW ROF1377856/3-R1H board
Agilent 220-1170 ADM1000 ADM 1000 Flowmeter NEW
SIEMENS K-TP178 6AV6 640-0DA11-0AX0 TOUCH PANEL
NEW DEPUROIL Oil Filter and transfer unit 230V
Suunto T6C Watch SS013579010 Data cable Heart Rate NIB
Agilent 19091S-433I GC Column 30mx0.25mmx0.25um