QST PNEUMATIC CONTROL SEQUENCES
SF-3100 X X   X   X       O
SF-3200 X X     X X       O
SF-3300 X   X X   X       O
SF-3400 X   X   X X       O
SF-3140 X X   X   X X X   O
SF-3240 X X     X X X X   O
SF-3340 X   X X   X X X   O
SF-3440 X   X   X X X X   O
SF-3160 X X   X   X   X   O
SF-3260 X X     X X   X   O
SF-3360 X   X X   X   X   O
SF-3460 X   X   X X   X   O
SF-3180 X   X X         X O
SF-3280 X   X   X       X O
x - Standard
o - Optional
Notes:
1. Pressure Independent: Includes Actuator, Fan PE switch, plus volume regulator
2. VAV CV fan: cooling only, fan runs continuously
3. Constant Volume - regulates primary air without T-stat reset (except heating).
4. Setback - fan/heat cycle during primary air shutdown
5. Shutdown - fan/heat locked-out during primary shutdown