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I have to work on an old project and bring it up to today using the old software. I have converted all of the tags and addressing (Modbus) for the new project. It appears the old Alarm bar at the top of the page does not allow Alarm Acknowledge Selected nor Alarm Acknowledge All. I have...

When I did the specification for the system we originally used the SRM module for the system. I have to use 2 CLX processors in one chassis so the RM module is the path I have to take. One processor is for a NFPA accepted burner management system and the second is the process controls that are...

Thanks guys, now I have a mountain of documentation to read and absorb before I start my project. Are any of you aware of the differences between the SRM and RM Redundancy modules?

I've been working with Control Logix for about 2 years and now have a project requiring dual processors (One for Burner management and one for Process control). The system is redundant. I have specified the hardware and am now in the mode of starting to configure the software and tags. I've...

I've played around with Siemens and Modicon(Quantum) and have found the right icons/tools in those softwares. The only invert I can find with AB is the BNOT, it works but is a space eater. I'm getting around but it's slow and probably will be until I get comfortable with the format and...

I'm new with function block programming, I'm an old ladder logic type. I need to program basically a NOT for an input in a Boolian AND instruction with several NOT's involved. Typical ladder would be something like the below (without addresses) xic xic xic xio xio xio ote Simple logic in...

I have to use a Siemens PLC for a project. I am an AB type and have little experience with Siemens on the front end. i.e. specifying what is needed for a project. Does Siemens have a site that is similar to the AB RFQ that you can build a system with? I don't know if I need an S7-200 or an...