Johnson Controls VMA1400 Series Manual page 23

Mounting and Wiring VMA1400 Series Controllers Technical Bulletin
Table 10: Terminations for Single Duct Supply/Exhaust
Cooling with Reheat Applications (VMA1420 and VMA1430)
Name Description
AI-1* Zone temperature
AI-2*
Zone setpoint
AI-3 Exhaust air velocity pressure
AI-4 Supply air temperature or sideloop
AO-1 and AO-2
Box or supplemental proportional heat or proportional
damper actuators
BI-1*
Temporary occupied and LED
BI-2 Comfort (occupied)
BI-3 Window, off (shutdown)
BO-1, BO-2, BO-3,
Box heat, supplemental heat, electric heat, lights, humidity,
BO-4, and BO-5 actuator for exhaust damper
Zone Bus*
User interface bus (commissioning, testing, balancing)
* Connected through an 8-pin phone cable from the room sensor.
Table 11: Terminations for Dual Duct Applications
(VMA1420 or VMA1430)*
Name Description
AI-1
Zone temperature
AI-2 Zone setpoint
AI-3 Hot deck velocity pressure
AI-4
Discharge air temperature or sideloop
AO-1 and AO-2 Supplemental heat or proportional damper actuators
BI-1 Temporary occupied and LED
BI-2
Comfort (occupied)
BI-3 Window, off (shutdown)
BO-1, BO-2, BO-3, Floating/3-wire damper actuators, supplemental heat, lights
BO-4, and BO-5
* VMA1420 or VMA1430 must be used on Cold Air deck.
Note: AI-5 (velocity pressure) and the damper actuator are not
listed in any of the above tables because they are internal
points that do not require wiring.
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