描述
这大多是接地和防干扰措施注意不够引起的。如某厂有不少温度点测量不准,经检查发现是电缆桥架各段槽板之间有漆层,而各段槽板之间又没有用导线连接,由于没有屏蔽作用,干扰信号串入了热电偶的测量回路中,导致温度测量不准的故障。
Brand New Cisco CWHUM-1.0-L-K9 1K Device License
IBM 39M5896 DS4700 CONTROLLER with Battery
Natural Microsystems NMS NIU-ATM STM-1 BOARD
RADWARE APSolute Application Delivery AppXcel 16000
New Element One Modis 170-3 In-table monitor system
HP Integrity AB332A RX2620 2 x 1.6GHz CPU Server
Cisco PIX-535 PIX-535-R-BUN with Failover
Dell 0U632 EMC XPE+S Clariion CX700 Control Module
STS V90 DOWN CONVERTER