Introduction to programmable controllers
The RSLinx ___________ contains shortcuts to the most commonly used menu functions.
Toolbar
The two most popular communication protocols are Ethernet and _______________.
Universal Seral BUS (USB)
On power up, the ESM module begins charging. The status display shows either ESM or _____________.
CHRG
Programmable Logic Controllers (also called PLCs) are industrial ___________that control machines and other industrial applications.
Computers
RSLinx is a collection of _____________ to connect programming software in the PC to Allen-Bradley controllers such as ControlLogix, SLC-500, PLC-5, and other devices.
Drivers
Communications drivers are software programs that connect software to _____________.
Hardware
The PLC memory, known as an _________, includes firmware, ladder routines, tags, configuration data, and data tables.
Image
The ESM is removed from the PLC by pressing the _____________ tab on the module and pulling forward.
Locking
The Who Active utility can be used to _____________ the operation of a PLC.
Monitor
1756-L7x PLCs use a ___________ memory to back up memory when power is off.
Non-volatile
Users can configure one of two PLC-encountered conditions that will automatically load the SD card image to PLC memory, ____________ and on uninitialized memory.
On power up
Two of the six basic components of most PLCs are input modules and ____________.
Output modules
A ___________ is the primary programing device for a PLC.
PC
The PLC OK and SD indicators flash _________ while the load continues.
Red
The basic operation of a PLC is to _____________instructions, monitor the status of input devices and produce outputs based on the status of the inputs.
Scan
A PLC requires much less __________ than a standard computer or relay panel that could do the same job.
Space
The PLC project is developed in RSlogix 5000 software, downloaded to the controller and the image is ___________ on the SD card.
Stored
___________ is a network search utility that shows the layout of every network that has a driver configured in RSLinx.
WHO Active
