发表于:2003-04-18 18:22:00
10楼
特地查阅了DELTAV的资料,原话如下:
Specifications for AI-Card, 8 channel, 4 to 20 mA
Each channel is optically isolated from the system at field to system
isolation = 100 VAC (verified by 1700 VDC factory test)
如果是这样,那怎么也不可能是通道间隔离!!!
Honeywell,呵呵
国内用户应该插亮眼睛!
进言,不知你认为如何!?