Search found 4 matches

by liujlshk
Sat Jun 08, 2019 8:49 am
Forum: Other PLC
Topic: about interbus
Replies: 0
Views: 781

about interbus

We have a system controlled by TwinCATwith interbus pci cards (The TwinCAT programe is protected by OEM software lock). The daignoses are generated by phoenix S7-400 MODULE(Flash Card storage Config) and TwinCAT's lib (OEM use both of them). Normally , if the ibs encoder is no longer produced(phased...
by liujlshk
Fri Mar 02, 2018 10:17 am
Forum: Other HMI
Topic: Wonderware Intouch
Replies: 32
Views: 40541

Re: Wonderware Intouch

by liujlshk
Fri Mar 02, 2018 10:09 am
Forum: Other HMI
Topic: Wonderware Intouch
Replies: 32
Views: 40541

Re: Wonderware Intouch

That's a chinese version demo license.
by liujlshk
Wed Dec 20, 2017 7:12 am
Forum: Other HMI
Topic: how to get the period BTWN 2 records ?
Replies: 0
Views: 1405

how to get the period BTWN 2 records ?

IN WONDERWARE INSQL, take a query and return a result table. use intouch ,I can query the results from historian db, but can't get the period between 2 rows. ie result table ,5 rows , datetime tagname value 2017-12-10 10:22:10 production 2.0 2017-12-12 17:11:17 production 3.2 2017-12-14 10:35:20 pro...