Author Question: Which of the following statements on multifunction timing relays is NOT true? A) Since they are ... (Read 84 times)

Tirant22 · **on:** Jul 28, 2018

Which of the following statements on multifunction timing relays is NOT true?

A) Since they are electronic they are part of the PLC.
B) They have multiple timing functions with variations of the on-delay and off-delay timed outputs plus some pulsed output options are available.
C) Multifunction timing relays eliminate need for additional relays in applications.
D) They operate with a supply voltage in the 24 to 48 VDC range or the 24 to 240 VAC range.

Question 2

Which of the following parameters is NOT used by the PLC 5 and SLC 500 timer instructions?

A) Preset value B) Timer number C) Trigger voltage D) Time base