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LM90 ( LOGIC MAster ) communication with 90-30 series

Dear Mr.Noggin,

1. I am not able to communicate with 90-30 series PLC using LM90(LOGIC MASTER) tool.Can you please tell me the reuired parameters to be fixed in the communication settings.
2. Can I get online manual for LM() Please?
3. If I want to purchase 90-30 series PLC with one power supply module ,one no.digital module and one no. analogue madule..What will be cost and availability. Can I get LM90 software and conneting communication cable along with that plese..
Regards.

Prasad

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Try "COMx 9600,E,8,1"
LM90 is a DOS package. I assume you are using DOS 6.xx to use program. Windows will not allow DOS program to access com ports. Use a VB, C++, etc to access PLC. Be very creative in programming... convert ladder instruction to HEX with checksums.

Good Luck.

Posted on Feb 14, 2008

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