Electrical EngineeringProgrammable Logic Controller Lab →List Of Experiments

Develop an application using On-Delay Timer

1. Input modules provide an interface between
a) Field equipment and the CPU
b) Input modules and the CPU
c) output modules and the field devices

2) In which of the following processes a real time operation is involved
a) Level control of a tank
b) Traffic signal
c) Starting of motor using DOL starter

3) The sequence of steps repeated by the processor to perform the duties of the PLC is called
a) Polling
b) Updating
c) Scanning

4) Which of the following is a PLC programming standard
a) IEC 61107
b) IEC 61131-3
c) ANSI/ISA S-88

5) The programming functions available in PLC are determined by
a) Input module
b) Programming device
c) CPU