MOSsoft inc.

MOSsoft has experience with both Ladder logic, and Keyence PLC's! - MOSblog MOSsoft has experience with both Ladder logic, and Keyence PLC’s!Posted on December 28, 2012 by MFT JeffersonOne of our latest projects was programming a piece of product longevity testing equipment. The project entailed retrofitting an old demo panel with a Keyence KV series PLC for use in the curr...

Option Lists Have a Limit on MapleSystems HMI and Watlow Silver Series OIT - MOSblog Option Lists Have a Limit on MapleSystems HMI and Watlow Silver Series OITPosted onOctober 27, 2012byMFT JeffersonFirst, to answer the question “what is an option list?”Here is where to find it:Where to find the Option ListHere is what it looks like:I recently discovered by experiment that MapleSyst...

Making User-configurable User Passwords on MapleSystems HMI and Watlow Silver Series OIT - MOSblog Making User-configurable User Passwords on MapleSystems HMI and Watlow Silver Series OITPosted onOctober 31, 2012byMFT JeffersonIf you’ve looked through the stock system tags lists at all, you probably noticed the label for LB-9500 – LB-9522, “user #’s password”.A typical person working on one of th...

Warnings, PLC security:

A Word of warning about PLC security - MOSblog A Word of warning about PLC security Posted on August 17, 2012 by MFT Jefferson Recently, there was a virus going around named STUXNET. While you may have heard over and over that the virus’ original target was an Iranian nuclear powerplant, the more important thing to know is how...

Tutorial: How to make an RMC profile self start based on an RMA or other Real Time Clock

How to make an RMC profile self start based on an RMA or other Real Time Clock - MOSblog How to make an RMC profile self start based on an RMA or other Real Time Clock Posted on August 15, 2012 by MFT Jefferson Adding a Real Time Clock (RTC) to a setup opens up many possibilities. One common feature asked for in profiling systems is simple scheduling; that is, “I wan...

Troubleshooting: Common OIT and PLC communication problems

Common OIT and PLC communication problems - MOSblog Common OIT and PLC communication problems Posted on August 1, 2012 by MFT Jefferson These are communications problems that plague PLCs in general. If your PLC, OIT, and PC aren’t communicating, consider this a checklist to try out. Check what protocol your PLC is set to. Protocol...