Autonics USA, Inc. Controllers - Process, Temperature TF31-34H

The TF31-34H is a refrigeration temperature controller designed for panel mounting with standard dimensions of 70.3mm x 28.2mm. It supports various compressor load capacities of 5A, 16A, and 20A, making it versatile for different applications. Key features include a defrost sync function that allows simultaneous operation of up to six controllers, a real-time clock (RTC) for night mode and defrost control, and a built-in alarm function. The controller offers remote monitoring capabilities when paired with the TFD series remote display unit, which is sold separately. Communication options include RS485 with Modbus RTU protocol, enabling parameter configuration via PC using the included DAQMaster software. The device has an IP65 protection rating for the front panel, ensuring durability in various environments. Operating on an AC power supply of 100-240VAC at 50/60Hz, the TF31-34H features a 7-segment LED display and supports NTC and RTD input types. It is suitable for ambient temperatures ranging from -10 to 50¬8C and has a memory retention of approximately 10 years. The controller is designed for reliable performance in refrigeration applications, making it a practical choice for engineers seeking a robust temperature control solution.