Danfoss Alsmart Universal Controller Platform

Type AS-CX06, AS-UI Snap-on

Programmable electronic controller suitable for all HVAC applications.

Product Overview

The Alsmart universal controller platform is a new offering of programmable electronic controllers designed for the needs of the HVAC market, including heat pumps, chillers, and air conditioning systems. This new offering includes next-generation controllers with enhanced capabilities and improved features. The portfolio also includes basic controllers, expansion modules, displays, and a complete software toolchain that work seamlessly together to create a comprehensive HVAC control solution.

Features

Flexible I/O: Modular concept (up to 16 I/O expansion), automatic I/O expansion recognition, universal I/O, and built-in stepper controller (Plus versions).
Faster Execution and Larger Memory: Expanded CPU memory, scalable RAM and ROM, and shorter cycle times.
Reliability and Safety: Isolated power and RS485, high-precision I/O, Ethernet connection safeguard, and designed according to IEC62443 cybersecurity guidelines.
Data Transmission: 2 Ethernet terminals, USB-C, 2 opto-isolated RS485, and CAN FD for remote HMI and other AS-CX communication.
Complete Software Toolchain: Alsmart Design for programming and debugging, IEC61131-3 compliance, and Alsmart service tool for commissioning/monitoring.
Cloud Connectivity: MQTTS.
Display: Snap-on LCD display.

Product Range

The Alsmart product range includes various AS-CX06 models (Lite, Mid, Mid SSR, Mid+, Mid+ SSR, Pro, Pro+) and expansion modules (AS-XP, AS-PS). Key specifications such as digital outputs, digital inputs, analog inputs, and analog outputs vary across these models. For detailed specifications, refer to the product tables within the original document.

Specifications (AS-CX06)

General Features: 24 V AC/DC power supply, DIN rail mounting, self-extinguishing VO plastic housing, tested for 960°C glow wire, 125°C ball test, leakage current ≥ 225 V according to IEC 61131-3, suitable for Class I and/or II equipment integration, long operational life, pollution degree 2, voltage surge category II, software class A.
Operating Temperature: -40 to +70°C (Lite, Mid, Pro), -40 to +70°C (Mid+, Pro+ without I/O expansion), -40 to +65°C (otherwise), UL: -40 to +65°C. With Snap-on display: -40 to +60°C. Transport: -40 to +80°C.
IP Protection: IP20, IP40 at the front with a plate or display.
Humidity: 5-90% non-condensing.
Max Mounting Altitude: 2000 m.

Analog Input Specifications

The AS-CX06 supports various analog input types including 0/4-20 mA, 0/5 V ratiometric, 0-1 V, 0-5 V, 0-10 V, Pt1000, PTC1000, NTC10k, and NTC5k. Each type has specific accuracy, resolution, and input resistance characteristics detailed in the original document.

Digital and Analog Output Specifications

Digital outputs (DO1-DO6) are available as SPST or SPDT relays with varying current and voltage ratings. Analog outputs (AO1-AO3) support 0-10 V and Async/Sync PWM/PPM signals with specified accuracy and resolution.

Communication Interfaces

Ethernet: 10/100TX auto MDI-X, supports HTTPS, Modbus, BACnet IP, MQTTS. Features a fail-safe switch for offline devices and supports IT/OT network separation.
CAN FD: Used for device communication and connecting the Alsmart remote HMI.
RS485: Opto-isolated ports configurable as client or server for communication with fieldbus and BMS systems. Supports Modbus RTU, BACnet MSTP.
USB-C: USB 1.1/2.0 high-speed, supports DRP and DRD. Can be used for USB memory (software updates, data logging) and laptop connection (programming/service tools). Can also power the controller for programming.

Wiring and Connections

The document provides detailed tables and diagrams for wiring and connections, specifying connector types, colors, pin configurations, and functions for various modules and interfaces.

Ordering Information

Tables are provided listing product part numbers for different AS-CX06 configurations and accessory part numbers for items like connector sets and the AS-UI Snap-on display and cover.

Certificates, Declarations, and Approvals

A list of available certificates, declarations, and approvals is provided, including EU/UK Declaration of Conformity, Manufacturer Declaration for flammable refrigerants, and Electrical Safety Certificate (UL). Users are advised to check the latest status on the Danfoss website or contact a local representative.

Online Support

Danfoss offers comprehensive online support, including the Danfoss Product Store for product information and documentation, a technical documentation search, and Danfoss Learning for online training courses. Local Danfoss websites provide region-specific information and support.

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