描述
而DCS把所有输入都当成模拟量,1位就是开关量。解算一个逻辑是在几百微秒至几毫秒量级。对于plc解算一个pid运算在几十毫秒,这与dcs的运算时间不相上下。
在接地电阻方面,对PLC也许要求不高,但对DCS一定要在几欧姆以下(通常在4欧姆以下)。模拟量隔离也是非常重要的。
Agilestar – PAN-XFP-SR – For Palo Alto – New in Box
Agilestar – ONS-SI-622-L2 – For Cisco – New in Box
Agilestar – OIM-SXFP-10GE-SR – For Redback – New in Box
Agilestar – ONS-SI-622-SR-MM – For Cisco – New In Box
Agilestar – AA1403005-E5 – For Nortel – New in Box
Agilestar – ITV-1KTG-NA-100A – For use in McAfee – NIB
Agilestar – ONS-SI-GE-ZX – For Cisco – New in Box
Agilestar – DS-CWDM-SFP-1470 – For Cisco – New in Box