Pressure controllers can be divided into two classes:
a. High and low temperature
b. High and low pressure
c. High and low flow
d. High and low voltage
e. Panel mounted or duct mounted
Answer: B
Pressure controllers can be divided into two classes:
a. High and low temperature
b. High and low pressure
c. High and low flow
d. High and low voltage
e. Panel mounted or duct mounted
Answer: B