User manual

Andover Continuum
BACnet Controllers-10
BACnet
BACnet
b3885-V VAV Controller
The b3885-V is a unique low cost VAV box controller complete with a built-in actuator to
simplify hardware installation and reduce commissioning time. This stand-alone controller is
capableofalarming,schedulingandloggingmodularsystems.Upto127controllerscanbe
networked on one bCX1 controller.
•2Universalinputs
•1Airflowsensorinput
•2FormAtriac-basedoutputs
•1Integrateddamperactuator
•Serviceportprovided
•CEapproved
Technical Specifications
Power: 24VAC,50/60Hz@10VA
OperatingRange: 0°Cto+49°C(non-condensing)
Dimensions: 197mm (H) x 159mm (W) x 63mm (D)
Battery: Replaceable,rechargeablebattery.Provides30daystypical 
accumulated power failure backup of RAM memory. All data
stored in Flash on power loss.
Inputs/Outputs
UniversalInput: Supervised,0-5VDCor0-20mA,Temperature(-34°Cto+110°C)
 digital,counter(4Hz)
Airflow Sensor Input: 0-250Pa (0-1” WC)
FormATriac-basedOutput: SPST24VAC@0.5A(minimum30mA),0.1secforPWMcontrol
Damper Actuator:
Shaft Torque 6Nm. Shaft Diameter 1/2” (12.7mm) with 3/8” (9.5mm) adaptor
b3885-V VAV Controller b3885-V
Terminal Controller b3885-V
Terminal Controllers b3887