Search found 12 matches

by qqwww
Thu Apr 01, 2021 9:25 am
Forum: Other PLC
Topic: CPU festo cpx-fec-1-ie
Replies: 3
Views: 1598

Re: CPU festo cpx-fec-1-ie

In this case, you cannot upload the project from the PLC because there are no source files.
by qqwww
Sun Sep 27, 2020 11:25 am
Forum: SIMATIC system
Topic: S7300 - Problem downloading function FC1 to plc
Replies: 3
Views: 1344

Re: S7300 - Problem downloading function FC1 to plc

The program was previously downloaded to another PLC?
If yes your actual PLC 6ES7 315-2EH14-0AB0 has smaller PI.
by qqwww
Tue Sep 08, 2020 9:18 pm
Forum: SIMATIC system
Topic: How to use CMP with timer?
Replies: 1
Views: 1830

Re: How to use CMP with timer?

Old timers S7 like T0, T1 or IEC timers?
by qqwww
Tue Sep 08, 2020 9:15 pm
Forum: SIMATIC system
Topic: TCP/IP in S7-1500
Replies: 1
Views: 976

Re: TCP/IP in S7-1500

You can use internal interface of CPU.
6AV6676-6MB40-0AX0 this is license that is required for the redundant Modbus/TCP instructions.
by qqwww
Mon Jan 20, 2020 12:32 am
Forum: SIMATIC system
Topic: [Links & Request]: Sitrain Course Document
Replies: 98
Views: 283858

Re: [Links & Request]: Sitrain Course Document

You look for ST-PRO1, ST-SERV1+ST-SERV2=ST-PRO1.
by qqwww
Wed Jul 25, 2018 11:54 am
Forum: Industrial network
Topic: NTP SERVER SIMULATOR AND CLIENT MONITORING SOFTWARE
Replies: 2
Views: 7071

Re: NTP SERVER SIMULATOR AND CLIENT MONITORING SOFTWARE

You can use the Windows operating system as NTP server and NTP client.
by qqwww
Wed Aug 09, 2017 5:59 pm
Forum: SIMATIC system
Topic: The calculation results show "NaN",pls help me
Replies: 3
Views: 2545

Re: The calculation results show "NaN",pls help me

Show whole FB (with interface)
by qqwww
Thu Feb 16, 2017 12:50 pm
Forum: SIMATIC system
Topic: PID FB41(step7) OPC Matlab
Replies: 3
Views: 3190

Re: PID FB41(step7) OPC Matlab

It is not correct.
You have to use cyclic interrupts like OB30-OB38 for PID regulator.
by qqwww
Wed Feb 15, 2017 12:22 am
Forum: SIMATIC system
Topic: PID FB41(step7) OPC Matlab
Replies: 3
Views: 3190

Re: PID FB41(step7) OPC Matlab

From which OB do you call FB41?
by qqwww
Thu Jan 19, 2017 10:33 pm
Forum: SIMATIC system
Topic: [?]: 30:484 message
Replies: 2
Views: 2184

Re: [?]: 30:484 message

You have two different versions FC (PLC and PG). You should upload FC block from PLC to PG(computer).
by qqwww
Fri Feb 12, 2016 7:43 pm
Forum: Utilites for Simatic PLC
Topic: Import VAT Table in the Simatic manager.
Replies: 2
Views: 7367

Re: Import VAT Table in the Simatic manager.

Could you upload this script, please.
by qqwww
Sat Sep 28, 2013 10:53 pm
Forum: SIMATIC system
Topic: [REQUEST]: S7 Open Modbus Sample
Replies: 2
Views: 2962

Re: [REQUEST]: S7 Open Modbus Sample

Go to
http://www.industry.siemens.com/service ... =downloads
and download Modbus/TCP PN-CPU V2.4.
After the installation you will see library and examples.