Questions

The following questions can be used to test your retention of the concepts introduced in this chapter. You can find the answers to these questions in the back of the book under Assessments:

1. Which bus technology is the ControlLogix platform backplane built on that allows it to act like a mini-network, as well as devices to be RIUP?
2. What was the first processor released in the ControlLogix controller family?
3. What processor first introduced the four-ASCII-character LCD display?
4. What is the processor mode where the program logic stops executing, outputs are not controlled, and the program can be edited remotely using a serial or Ethernet connection?
5. Which mode allows the processor run mode and logic to be changed remotely using an Ethernet or serial connection while the PLC is online?
6. Which series of ControlLogix controllers are designed for use in safety applications, including SIL 3 (IEC 61508), and applications up to and including PLe/Cat.4 (ISO 13849-1)?
7. Which series of ControlLogix controllers are rated for temperatures ranging from -20 °C to 70 °C (-4 °F to 158 °F) and have the cULus, Class 1, Div 2, C-Tick, CE, ATEX Zone 2, SIL 2, IEC 61131-2, ANSI-ISA-S71.04-1985, and Class G1, G2, and G3 environmental certifications?
8. Newer ControlLogix controllers execute programs on which type of operating cycle?