Orion System SA Controller - Manual (Page 19)

SA Controller Technical Guide
Installation & Wiring
19
Figure 15: Zoning Bypass Damper Actuator Wiring
Zoning Bypass Damper Actuator
Supply Fan VFD Signal or Zoning
Bypass Damper Actuator Signal
When the Bypass Damper is used (Zoning applications), be sure the
Bypass Duct and Damper are designed so that Supply Air will bypass
to the Entering Air Duct, ensuring equal airfl ow to both cabinets.