Selectra Series Flashcards
distinguish between the control types
1
Q
The series 14 is for?
A
MUA, components of direct fired equipment
2
Q
The series 20/30 is for?
A
primarily for commercial and light industrial space heating, as components of indirect fired units with atmospheric burners, uses MR modulator regulator valves
3
Q
The series 21/31 is for?
A
MUA, components of indirect fired units with atmospheric burners.
-21 is for single furnace
-31 can handle up to four furnaces
Uses MR valves
4
Q
The series 44 is for?
A
Space heating as components of direct fired units.
-uses either MR or M valves
5
Q
What is the series 94 for?
A
Can be used with either indirect or direct fired units
-has remote temperature selectors
