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Johnson Controls Metasys AS AS-UNT141-101

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AS-UNT141-101

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The AS-UNT141-101 from Johnson Controls is a unitary controller part of the Metasys AS series, designed for efficient control in various applications. It operates at an input voltage of 24 VAC and supports a frequency range between 50 Hz and 60 Hz, making it versatile in different environments.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for AS-UNT141-101

ManufacturerJohnson Controls
Product TypeUnitary (UNT) Controller
Product LineMetasys AS
Part NumberAS-UNT141-101
Weight5.31 lbs (2.41 kg)
Input Voltage24 VAC
Minimum Frequency50 Hz
Maximum Frequency60 Hz
DC Power Output15 VDC at 30 mA
Binary InputsDry contact
Analog InputsSupports 1000 ohm Nickel, Platinum, or Silicon RTDs; 0–2k ohm potentiometers; or 0–10 VDC / 0–5 VDC transmitters
Analog Outputs0 to 10 VDC at 10 mA
I/O TerminationsFixed or removable screw terminal blocks
Local Interface6-pin or 8-pin phone jack
Processor Type8-bit microcontroller
Relative Humidity10 to 90% (Non-condensing)
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The Johnson Controls AS-UNT141-101 unit serves as a reliable controller within the Metasys AS series. Designed for versatility, it runs on a nominal input voltage of 24 VAC and accommodates operating frequencies from a minimum of 50 Hz to a maximum of 60 Hz. In addition to these features, it provides a DC power output rated at 15 VDC with a current capacity of 30 mA.

For data acquisition, this unit incorporates binary inputs utilizing dry contact configurations and supports a range of analog input types. It is compatible with 1000 ohm sensors, including Nickel, Platinum, or Silicon RTDs, as well as 0 to 2k ohm potentiometers. Moreover, the AS-UNT141-101 can work with various voltage transmitters, handling input ranges from 0–10 VDC to 0–5 VDC.

On the output side, the controller is equipped to produce analog signals ranging from 0 to 10 VDC, with a maximum output current of 10 mA. This flexibility allows it to interface effectively with numerous devices. I/O terminations are facilitated through fixed or removable screw terminal blocks, simplifying installation and connectivity.

Local interfacing is managed via a 6-pin or 8-pin phone jack, ensuring ease of use. It operates using an 8-bit microcontroller, supporting reliable data processing capabilities. The operating environment can encompass a relative humidity range from 10% to 90% without condensation, making it suitable for a variety of settings.