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Detailed technical specifications of TAC b3920, one of over 37 Access control controllers from TAC
  • Technical spec

TAC b3920

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Manufacturer: TAC Satchwell TAC SatchwellDownload DatasheetDownload Datasheet
TAC b3920 Access control controller
Model Codeb3920
SeriesContinuum Series
Controller TypeStandalone
Communication TypeRS-485
Onboard No/Type of Inputs / Outputs16 in, 16 out
Universal / Wiegand Reader InterfaceYes
Electrical SpecificationsVoltage: 115 ~ 230 V AC
Power Consumption: 45 VA
Physical SpecificationsDimensions mm: 330.2 x 270.8 x 69
Weight g: 1.58 kg
Environmental SpecificationsOperating Temp oC: 0 ~ 49
Operating Humidity %: 10 ~ 95
Model Info

The b3920, which is designed for control of large Air Handling Units, chillers, boilers, and other mechanical plant equipment, features plenty of dynamic memory for application programs as well as for expanded local data logging of critical data.  The b3920 also features a fast 32-bit processor, universal inputs, override switches on all outputs, two-piece removeable connectors, and an optional 4-line display with keypad.  The b3920, similar to other Continuum BACnet controllers, has an additional room sensor input, which supports Andover’s Smart Sensor, or any standard room temperature sensor.

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