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...
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'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...
