Orion System SA E-BUS Controller - Manual (Page 19)

SA E-BUS Controller Technical Guide
Installation & Wiring
19
Figure 15: Zoning Bypass Damper Actuator Wiring
Bypass Damper Actuator
(Belimo Actuator Shown)
0-10 VDC
24 VAC Power Source
Sized For Actuator VA Load
GND
24 VAC
3 (Y)
5 (U)
2 (+)
1 (-)
Belimo Actuator Wiring
Shown. Consult Factory For
Other Manufacturer Wiring
Instructions
SA E-BUS Controller
GND
AO2
AI1
AI1 SET
AI2 SET
AI3 SET
AI4 SET
AI5 SET
AI7 SET
AI2
AI3
AI4
AI5
AI7
Note: No Additional Wiring
is Required For Dual Cabinet
Units.
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.