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Johnson Controls Metasys AS AS-UNT121

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AS-UNT121

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The AS-UNT121 module from Johnson Controls’ Metasys AS series is equipped to manage various input and output operations. A robust construction supports a range of operational conditions and can integrate effectively into existing systems.

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Technical specifications for AS-UNT121

ManufacturerJohnson Controls
Product LineMetasys AS
Part NumberAS-UNT121
Weight1.00 lbs (0.45 kg)
Analog Inputs6 Inputs
Binary Inputs4 Inputs
Analog Outputs2 Outputs
Binary Outputs6 Triac Outputs
I/O TerminationsQuick Connects (Spade Lugs)
NetworkN2 Bus, Isolated N2 Circuitry
Power Supply24 VAC
Operating Temperature-40°C to 60°C
Storage Temperature-40°C to 70°C
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The Johnson Controls AS-UNT121, part of the Metasys AS series, is designed to efficiently manage diverse inputs and outputs in HVAC applications. This module has six analog and four binary inputs, allowing for comprehensive data collection and monitoring. Additionally, it offers two analog outputs and six binary outputs driven by triac technology, supporting robust control strategies.

All terminations for input and output signals use quick-connect spade lugs, making installation straightforward. The module is powered by a 24 VAC supply, ensuring compatibility with many systems.

This unit is engineered to function under a wide temperature spectrum, operating effectively from -40°C to 60°C, which suits harsh environments. Furthermore, it can be safely stored from -40°C to 70°C. Incorporating an N2 bus and isolated N2 circuitry enhances the reliability and safety of communications within networked applications.

Regarding physical dimensions, the AS-UNT121 measures 165 mm in width, 163 mm in height, and 56 mm in depth. Its compact size ensures easy integration into various control panels while maintaining functionality.