CIT Electrical and Controller Systems

Question 1

Which component sends electrical signals to open and close irrigation valves?

Accepted Answer

Controller

Answer

Solenoid

Answer

Sprinkler head

Answer

Transformer

Question 2

What is the function of a solenoid in an irrigation system?

Accepted Answer

Activate valve operation via electricity

Answer

Measure water pressure

Answer

Generate electricity

Answer

Control precipitation rate

Question 3

Which tool is used to test for voltage at a valve solenoid?

Accepted Answer

Multimeter

Answer

Pressure gauge

Answer

Amp clamp

Answer

Wire stripper

Question 4

If all zones fail to operate, what is the likely issue?

Accepted Answer

Transformer failure

Answer

Clogged emitters

Answer

Low water pressure

Answer

Faulty sprinkler head

Question 5

What is the standard voltage used for most residential irrigation valve solenoids?

Accepted Answer

24 volts AC

Answer

12 volts DC

Answer

120 volts AC

Answer

48 volts DC

Question 6

Why is it important to label wires in an irrigation system?

Accepted Answer

To ease troubleshooting and future repairs

Answer

To reduce electricity costs

Answer

To meet zoning codes

Answer

To avoid grounding issues