User manual

Andover Continuum
BACnet
Andover Continuum
BACnet Controllers-9
BACnet BACnet
b3867 Terminal Controller
The BACnet b3867 is a compact terminal controller providing low cost DDC controls of package
units,fancoilunits,heatpumpsandsmallAHU’sthatrequirebothdigitalandanalogueoutputs.The
unitisprovidedwithaserviceportandaninputforaSmartSensor,TAC’slowcostprogrammable
user interface. Up to 127 b3867 controllers can be networked on one bCX1 controller.
•4UniversalInputs
•1Roomsensorinput,whichsupportsContinuum’sSmartSensor
•5FormAtriac-basedoutputs
•2Analogueoutputs
•CEapproved
Technical Specifications
Power: 24VAC,50/60Hz@4VA
OperatingRange: 0°Cto+49°C10–95%RH(non-condensing)
Dimensions: 157mm (H) x 89mm (W) x 64mm (D)
Battery: Replaceable,non-rechargeablelithiumbatteryproviding5years
accumulated power failure back-up
Memory: 128KBSRAM,1MBFLASH
Inputs/Outputs
UniversalInput: Supervised,0-5VDCor0-20mA,Temperature(-34°Cto+110°C)
 digital,counter(4Hz)
RoomSensorInput: 0°Cto+41°C
FormATriac-basedOutput: SPST24VAC/VDC@0.5A(minimum30mA),
0.1 sec for PWM control
AnalogueOutput: 0-10VDC,5mAmaximum
A separate isolation transformer must be used for each b3867 controller.
b3867 Terminal Controller b3867
Terminal Controller b3867