Programmable controller HMI VOLT
The HMI VOLT programmable controller is designed to control the operation of fans and electric heaters in fan coil unit applications. The device automatically regulates system operation based on a comparison between room temperature and the setpoint temperature, ensuring thermal comfort and energy efficiency. It supports heating, cooling, and ventilation modes. The controller features a large backlit LCD screen, touch buttons, and allows weekly scheduling with six time periods per day. It is compatible with both internal and external temperature sensors (external sensor included) and supports RS485 communication using the Modbus RTU protocol, enabling integration with Building Management Systems (BMS).
Power / Frequency: 230V AC / 50-60Hz
Maximum current load of fan: 5 A (inductive)
Maximum current load of L1&L2: 5 A (inductive)
Working conditions: 0 ° -45 ° C
Regulation range: 5 ° -35 ° C
Regulation accuracy: +/- 0.5 ° C
External temperature sensor: NTC 10K
Data Transmission Standard (BMS): RS485
Enclosure with protection degree: IP 20
Dimensions: 86 x 86 x 13.3 mm
Weight: 0.27 kg

CONTACT AN ADVISOR
Do you want to join the group of 98% satisfied customers? Do you want to buy our products for further resale? Are you a designer? Installer? Do you want to establish a B2B cooperation on favorable terms?
Call or write us!
REQUEST A FREE QUOTE
Do you need perfectly tailored HVAC equipment for your facility? Trust our specialists! We offer:
- comprehensive evaluation tailored to your unique need
- fast order processing
- post-sales support and technical assistance
Contact us today, and our experts will gladly answer your questions and prepare a personalized offer tailored to your needs.

- We select HVAC devices that optimize the energy efficiency of your facility, bringing significant savings.
- Our HVAC solutions not only provide thermal comfort but also generate real financial savings by minimizing operating costs.
- We offer only the best devices, supported by a long-lasting warranty, providing peace of mind and investment certainty.
- Our team operates efficiently. Order an estimate now to start the journey towards an efficient and cost-effective system based on Reventon devices.


