Carel Panel Mount PID Temperature Controller 4 Output SSR 8A 30V AC IR33

Carel IR33A7LR20 is a high-performance panel mount PID temperature controller designed for industrial temperature control tasks, offering four solid state relay outputs at a maximum current of 8A and powered by 30V AC supply. It is engineered for applications requiring precise thermal management in manufacturing, HVAC systems, and process control environments.

This controller supports multiple sensor inputs such as PTC, PT1000, and NTC type thermocouples, providing versatility for various temperature measurement methods. It operates reliably within ambient temperatures ranging from -10°C to 60°C and features a robust IP65 rated construction suitable for harsh industrial settings.

The IR33 series integrates a user-friendly single-line LED display and large control buttons, enhancing ease of operation and configuration. The 76.2mm by 34.2mm dimension aligns with a 71 x 29mm panel cutout, optimizing compatibility with existing control panels. Quick plug-in terminals further facilitate installation and maintenance.

Communication capabilities include an RS485 digital communications interface, enabling network connectivity for programming and monitoring. The controller also supports optional infrared remote control and programming keys, allowing remote configuration and reducing setup errors.

Additional features include dual independent control loops, auto-tuning functionality to optimize control accuracy, and a real-time clock for alarm and cycle management. These features ensure the IR33A7LR20 delivers high precision and reliability in complex industrial processes.

Equipped with four solid state relay outputs suitable for PWM applications. Panel mount design with IP65 rating for robust industrial use. Supports input types including PTC, PT1000, and NTC type thermocouple. Operates within temperature range from -10°C to 60°C.

Features digital communications via RS485 interface. Compact dimensions of 76.2mm length and 34.2mm width fit standard cutouts. Includes auto-tuning capability for precise temperature control. Powered by 30V AC supply with display designed as a single-line interface.

Built to CE standards with plug-in terminal type for easy installation. Manufactured in Italy ensuring quality and reliability.

The controller is ideal for applications in industrial automation, laboratory processes, manufacturing, HVAC systems, and other environments demanding accurate temperature regulation. Its versatility and robust construction make it suitable for a broad range of temperature control scenarios.

Explore more options in the Temperature Controllers category at EnvMart for comprehensive industrial automation solutions.