Jan 23, 2004 #1 I imantri Newbie level 3 Joined Dec 23, 2003 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 30 Communication in PLC MMI is there anybody know resources for implement PLC MMI ? I need to control PLC from a remote PC. thanks.
Communication in PLC MMI is there anybody know resources for implement PLC MMI ? I need to control PLC from a remote PC. thanks.
Jan 23, 2004 #2 T Thinh Junior Member level 2 Joined Mar 31, 2002 Messages 23 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 70 Re: Communication in PLC MMI 1. You must know the protocol of the PLC 2. write the the code 3. try it some PLC use point to point comm thru COM port (RS232/485/422) so you can talk with it some use other protocol (profibus, fieldbus, ...can....) so you must buy a prorietary communitcation card before trying to write anything hope this help
Re: Communication in PLC MMI 1. You must know the protocol of the PLC 2. write the the code 3. try it some PLC use point to point comm thru COM port (RS232/485/422) so you can talk with it some use other protocol (profibus, fieldbus, ...can....) so you must buy a prorietary communitcation card before trying to write anything hope this help
Mar 15, 2004 #3 A Ajay Junior Member level 3 Joined Feb 29, 2004 Messages 31 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 548 Which PLC do you need a MMI for? There are several companies which make universal type.