Controls

Programmable controller HMI VOLT

The HMI VOLT programmable controller is used to control fans and electric heaters in systems with electric unit heaters. It automatically regulates system operation by comparing the room temperature with the set temperature, ensuring thermal comfort and energy savings. It supports heating, cooling and ventilation modes. The controller features a large backlit LCD screen, touch buttons and a weekly schedule with six time periods per day. It works with an internal or external temperature sensor (included) and supports RS485 communication with Modbus RTU protocol for BMS integration.

• Maximum fan current: 5 A (inductive)
• Maximum current for L1 & L2: 5 A (inductive)
• Operating conditions: 0°–45°C
• Adjustment range: 5°–35°C
• Control accuracy: +/- 0.5°C
• External temperature sensor: NTC 10K
• Data transmission standard (BMS): RS485
• Housing protection rating: IP 20
• Dimensions: 86 x 86 x 13.3 mm
• Weight: 0.27 kg