Explain why a PLC should know the state of an attached motor starter.
What will be an ideal response?
If a motor starter should fail to operate, then that information can be used in your PLC program to provide for the safe shutdown of other equipment, as well as alert an operator or maintenance person to the problem.
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Instruction List (IL) is a low-level program best suited for small applications and fast execution.
Answer the following statement true (T) or false (F)
The protective covering on an insect is called the ____________________
Fill in the blank(s) with correct word
Plants shipped as B & B are:
a. bare-rooted and bound c. bordered and boarded b. balled and burlapped d. branched and brought
Technician A says that an Allison hydromechanical transmission can be operated in PTO mode when the engine is running and the transmission is in neutral. Technician B says that an Allison transmission PTO gear is driven by the torque converter turbine. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B