The Danfoss ERC 112 is an electronic refrigeration controller designed for commercial refrigeration systems, including bottle coolers and freezers. This manual provides essential programming and installation guidance for OEMs and technicians, ensuring efficient and reliable operation.
Product Overview
The Danfoss ERC 112 is an electronic refrigeration controller with an LED display, designed for bottle coolers and commercial refrigeration systems. It offers easy installation, reliability, and flexibility for OEMs.
Key Features
The Danfoss ERC 112 features an LED display for easy monitoring and control of refrigeration parameters, including temperature setpoints and defrost modes. It supports multiple defrost types such as electrical, hot gas, and natural defrost. The controller offers modular connectivity with RAST 2.5 and RAST 5 connectors, ensuring compatibility with various sensors and accessories. It includes configurable inputs and outputs, allowing customization for different applications. The ERC 112 also supports ECO mode, which optimizes energy efficiency by adjusting display brightness and other parameters based on ambient light conditions. The controller is equipped with password protection for secure access and offers real-time measurements via USB gateway and PC software. Designed for flexibility, the ERC 112 is suitable for bottle coolers, commercial fridges, and freezers, providing reliable performance and ease of use for OEMs and service technicians.
Installation
The ERC 112 controller offers flexible installation options, including front mounting, brackets, or fully integrated solutions. Proper connectivity with sensors and power supply ensures reliable operation and ease of setup for OEM applications.
Mounting Options
The Danfoss ERC 112 controller provides versatile mounting solutions to cater to various installation needs. It supports front mounting with a frame, rear mounting using clips, and fully integrated solutions for OEM-specific designs. These options ensure seamless installation in different commercial refrigeration systems, such as bottle coolers and freezers. The modular design allows for easy adaptation to existing setups, minimizing installation time and effort. Additionally, the controller can be mounted using standard RAST connectors, ensuring compatibility with a wide range of configurations. This flexibility makes the ERC 112 ideal for both new installations and retrofitting older systems. By offering multiple mounting options, Danfoss ensures that the controller can be efficiently integrated into various environments, meeting the diverse requirements of OEM customers and technicians.
Programming
The Danfoss ERC 112 supports programming via PC software using a USB gateway, enabling quick and efficient parameter configuration. This method streamlines setup for OEMs and technicians, ensuring precise control over refrigeration parameters such as temperature set points and defrost cycles.
Software Tools
The Danfoss ERC 112 utilizes specialized software tools for advanced programming and configuration. The USB gateway enables seamless communication between the controller and a PC, allowing technicians to adjust parameters efficiently. This software facilitates real-time monitoring of system performance, ensuring optimal refrigeration control. It also supports the setup of custom profiles and alarms, enhancing operational flexibility. The tools are designed to simplify complex configurations, making them accessible to both experienced technicians and OEMs. Regular updates and comprehensive documentation ensure users stay informed about the latest features and improvements. By leveraging these software tools, users can maximize the ERC 112’s capabilities, ensuring reliable and efficient refrigeration system management.
Features
The Danfoss ERC 112 offers advanced features like LED display, modular connectors, and configurable inputs/outputs. It supports multiple sensors, ECO mode, and adaptive defrost, ensuring efficient and precise temperature control.
Technical Specifications
The Danfoss ERC 112 operates on a 100-240V AC power supply with a switch-mode design, consuming an average of 0.7W. It features 5 inputs, including 4 analog/digital and 1 digital, with user-configurable assignments. Outputs include UL-compliant relays for controlling compressors, fans, and defrost systems. The controller supports various sensors, such as NTC temperature probes, door, light, and motion sensors. Communication is enabled via a USB gateway for PC programming. The ERC 112 is designed for flexible installation with options for front mounting, brackets, or fully integrated solutions. Display settings include adjustable brightness and ECO mode indicators. Temperature range spans from -100°C to 200°C, with precise setpoint control and defrost management options. These specifications ensure reliable performance across various commercial refrigeration applications, making it suitable for OEMs and technicians seeking robust control solutions.
Accessories
The Danfoss ERC 112 is supported by a range of accessories designed to enhance functionality and simplify installation. These include modular connectors for OEM customers, with optional screw terminal adapters for ease of wiring. NTC temperature sensors ensure accurate temperature monitoring, while ECO accessories like light, motion, and door sensors provide advanced control over energy-saving features. A USB gateway facilitates quick programming via PC, reducing setup time for OEMs. Additionally, Danfoss offers specific mounting solutions, such as front brackets and integrated designs, to suit various installation needs. These accessories are designed to work seamlessly with the ERC 112, ensuring reliable performance and flexibility in commercial refrigeration systems. By utilizing these accessories, users can optimize their systems for efficiency and durability, meeting the demands of modern refrigeration applications.
Applications
The Danfoss ERC 112 is primarily designed for use in commercial refrigeration systems, including bottle coolers, upright freezers, and glass door merchandisers. It is particularly well-suited for applications where precise temperature control and energy efficiency are critical. The controller is ideal for OEM customers who require reliable and flexible solutions for refrigeration systems. Its compact design and advanced features make it suitable for a wide range of commercial refrigeration applications, including gastro freezers, no-frost systems, and display cases. Additionally, the ERC 112 can be integrated into custom-designed refrigeration solutions, making it a versatile choice for various industries. Whether for small-scale bottle coolers or large commercial freezers, the ERC 112 ensures consistent performance and adaptability to meet the demands of modern refrigeration needs. Its compatibility with various sensors and accessories further enhances its suitability for diverse applications. This makes it a preferred choice for businesses requiring efficient and reliable refrigeration control systems.
Troubleshooting
Troubleshooting the Danfoss ERC 112 involves identifying and resolving common issues such as sensor errors, display malfunctions, or defrosting problems. Error codes like E03 and E04 indicate sensor failures, while display issues may require resetting or adjusting brightness settings. If the controller fails to respond, check power supply and connections. For defrosting issues, verify the defrost type and sensor functionality. Ensure all inputs and outputs are correctly configured. If the display shows “ECO” mode unexpectedly, review ambient light sensor settings. Regularly updating software and ensuring proper installation can prevent many issues. Always refer to the user manual for detailed troubleshooting steps and guidelines. Proper maintenance and timely addressing of alarms help maintain optimal performance and extend the lifespan of the controller.
The Danfoss ERC 112 electronic refrigeration controller is a reliable and flexible solution for commercial refrigeration systems, offering advanced features and ease of use. Designed for bottle coolers, freezers, and similar applications, it ensures efficient temperature control and defrost management. Its modular design, configurable inputs, and user-friendly interface make it ideal for OEMs and technicians. With options for front mounting, brackets, or fully integrated solutions, the ERC 112 adapts to various installation needs. Programming via PC software or USB gateway enhances customization, while its energy-saving ECO mode optimizes performance. Proper installation, regular maintenance, and adherence to manual guidelines ensure optimal functionality. The ERC 112 is a testament to Danfoss’s commitment to innovation, reliability, and efficiency in refrigeration control, making it a preferred choice for modern commercial applications.