The use of _____________________________ control in a ladder diagram requires a seal-in circuit.
A) none of the answers
B) 2-wire
C) 1-wire
D) 3-wire
Show Answer
Answer:D
Share your understanding of this question with the correct explanation.
The use of _____________________________ control in a ladder diagram requires a seal-in circuit.
A) none of the answers
B) 2-wire
C) 1-wire
D) 3-wire
Answer:D
Share your understanding of this question with the correct explanation.