AS-UNT140-1

The AS-UNT140-1 controller is a UNT or Unitary Controller module that was manufactured by Johnson Controls in the Metasys AS and UNT110 series. It weighs 0.64 kg when it ships and serves as a central component for HVAC and climate control systems. The AS-UNT140-1 controller was designed to be efficient and has convenient screw terminals to support all of its field terminations. This controller also has a spare 6-pin Zone Bus type of phone jack. For standard operation, the AS-UNT140-1 controller’s system power requirements include 24 VAC, 50/60 Hz, and 40 VA. The AS-UNT140-1 controller exhibits exceptional adaptability, and it can operate safely in ambient operating temperatures ranging from 0 to 52°C (32 to 125°F). It can also operate at relative humidity levels between 10 and 90% with no condensation. When the AS-UNT140-1 controller needs to be stored, it should be stored in an environment with ambient conditions that include temperatures from -40 to 70°C (-40 to 158°F) and relative humidity levels from 10 to 90% without condensation. The compact dimensions of the AS-UNT140-1 controller enhance its practicality, and its dimensions are 165 x 163 x 56 mm (6.5 x 6.4 x 2.2 in.) without an enclosure (ENC) and 173 x 185 x 119 mm (6.8 x 7.3 x 4.7 in.) with an enclosure. The shipping weight of the AS-UNT140-1 controller is 0.64 kg (1.4 lb). It comes with an N2 interface in addition to a Zone Bus interface. The AS-UNT140-1 controller’s memory options include 32K of RAM, 64K of ROM, and 8K of EEPROM.