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PLC Unit 3 Vocab.

Across
The maximum allowable branches and contacts.
A type of switch that needs to be operated by human contact.
A type of switch that is used by detecting an object. They also are categorized by what they detect.
An operational control type that can perform certain operations without regard to order.
Automatic switches that are operated by pressure, position, or temperature.
A process in which the output is kept at a desired level by using feedback from the output to control the input.
A group of data memory words acted on as a group rather than singly.
This type of diagram uses graphical language where the basic programming elements appear as squares.
This type of bit can go by several different names. It is used as a storage bit and does not directly operate any field device.
Down
A basic, text-based language that uses mnemonic instructions.
A control process that requires for steps to be followed in particular order.
A system that has no feedback or auto correction.
A branch that begins or ends within another branch.
High-level, text-based language with commands that support a high program development and the ability to evaluate complex mathematical expressions.
Graphical language whose basic language elements are steps or states with associated actions and transitions with associated conditions used to move from the current to the next.
The area of processor memory in which the ladder logic programming is stored.
A type of relay provides power to motors and has some type of overload.
A system that uses feedback from the process to maintain outputs at a desired level.
A type of relay that is designed to handle heavy loads.
This programming method has several names like latching or memory circuit. It basically allows for maintaining current flow after using a momentary switch, that has been pressed than released.