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Detailed technical specifications of TAC b3887, one of over 37 Access control controllers from TAC
  • Technical spec

TAC b3887

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Manufacturer: TAC Satchwell TAC SatchwellDownload DatasheetDownload Datasheet
TAC b3887 Access control controller
Model Codeb3887
SeriesContinuum Series
Controller TypeNetworkable
Communication TypeRS-485
Onboard No/Type of Inputs / Outputs4 inputs, 4 outputs
Universal / Wiegand Reader InterfaceYes
Electrical SpecificationsVoltage: 24 V AC
Power Consumption: 10 VA
Physical SpecificationsDimensions mm: 111 x 130 x 30
Weight g: 230
Environmental SpecificationsOperating Temp oC: 0 ~ 49
Operating Humidity %: 10 ~ 95
Model Info

The Continuum b3887 is a native BACnet Advanced Application Controller (B-AAC) that communicates on an RS-485 field bus as a Master device using the MS/TP BACnet protocol.  With its unique mix of three universal inputs, one Smart Sensor/room sensor input, four triac outputs, and one relay output, the b3887 is designed to be a general purpose terminal controller for low-cost heat pump, fan coil, or AC unit control.  Use the b3887 for direct control of fans, staged heating and cooling and monitoring of room temperature, outside air temperature, return air temperature or occupancy status.

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