描述
就地总线或现场总线-般由双绞线组成的数据通信网络,由于其连接的设备是与生产过程直接发生联系的一次元件或控制设备,所以工作环境恶劣,故障率高,容易受到检修人员的误动而影响生产过程。另外,总线本身也会因种种原因造成通信故障。
TMS Texture System TMS-2000 by Food Technology 2004 New
ALCATEL-LUCENT Mobile Wimax Base Station 9710 2.5G New
CUSA dissectron portable unit Ultrasonic Aspirator 230v
Ground Penetrating Radar Zond-12e 2 channel No antena
Raychem 8BTV-2-CT Self Regulating Heating Cable $9/M
BROCADE XBR-48000-R0102 FC4-32 48000 32 Port 4G NEW
Agilent 355 SCD Detector G6602-64002 230V
LASCO Pressure Calibrator Hioki 8806 installed Used
SERVOMEX 1800 Oxygen Safe Area Analyzer New
Jelight UVO cleaner Model 42-220 New Spare