SEITRON TDST24M
Seitron Elios MIDI Control Unit
Model: TDST24M - User Manual
1. Увод
The Seitron Elios MIDI control unit (Model TDST24M) is an innovative device specifically designed for the advanced monitoring and management of solar thermal panel systems. It offers intelligent control, ensuring optimal performance and reliability for your solar energy installation.
This manual provides essential information for the proper installation, operation, and maintenance of your Elios MIDI control unit, helping you maximize the efficiency and management of your solar thermal system.
2. Кључне карактеристике
- Intelligent Solar Energy Control: Designed for advanced monitoring of solar thermal panel systems.
- Напредна технологија: Equipped with 3 relay outputs (2 for loads + 1 for alarm), one PWM output, one 0-10V output, and 3 sensor inputs, providing a versatile solution for various solar system types.
- Intuitive Management: Features 6 different plant schemes, allowing the control unit to automatically manage inputs and outputs for optimized solar thermal system performance.
- Detailed Visualization: A backlit LCD display provides a comprehensive overview of the hydraulic scheme, output status, sensor readings, and other essential monitoring and management information.
- Оптималне перформансе: Operates on 230V~ 50Hz with power consumption less than 2 VA, ensuring efficient and reliable operation across a wide range of temperatures and environmental conditions.
- Компатибилност сензора: Supports 3 x NTC 10K @ 25°C ±1% sensors.
- Wide Operating Limits: Sensor operating limits are -50°C to +200°C for the collector and -50°C to +110°C for the boiler.
3. Подешавање и инсталација
Proper installation is crucial for the optimal functioning of the Elios MIDI control unit. It should be installed by a qualified technician in accordance with local electrical codes and regulations.
3.1 Монтажа
Mount the control unit in a dry, protected location, away from direct sunlight, excessive heat, or moisture. Ensure adequate ventilation around the unit.
3.2 Електричне везе
The Elios MIDI control unit requires a 230V~ 50Hz power supply. Connect the power according to the wiring diagram provided in the full installation guide (not included in this manual). Ensure all connections are secure and properly insulated.
Connect the NTC 10K sensors to the designated input terminals. Pay close attention to the correct assignment of sensors to collector, boiler, and other measurement points as per your system's hydraulic scheme.
Connect the relay outputs, PWM output, and 0-10V output to the respective loads (pumps, valves, etc.) as required by your solar thermal system design.

Слика 3.1: Позади view of the Elios MIDI control unit, illustrating the various connection terminals for power, sensors, and outputs. This view is crucial for proper wiring during installation.
4. Упутство за употребу
The Elios MIDI control unit features an intuitive interface for easy operation and monitoring.
4.1 Приказ прекоview

Слика 4.1: Фронт view of the Elios MIDI control unit, highlighting the backlit LCD display. The display shows the selected hydraulic scheme (e.g., SCH 09) and current system status, along with navigation buttons.
The backlit LCD display provides real-time information about your solar thermal system. It typically shows the active hydraulic scheme, current temperatures from connected sensors, and the status of outputs (e.g., pump running).
4.2 Дугмад за навигацију
The control unit features several buttons for navigation and parameter adjustment:
- Стрелице горе/доле: Used to navigate through menus, adjust values, or scroll through information.
- СЕТ дугме: Used to confirm selections or enter a menu.
- ЕСЦ дугме: Used to exit a menu or cancel an operation.
4.3 Scheme Selection
The Elios MIDI supports 6 different hydraulic schemes. To select or change a scheme, navigate through the main menu using the arrow buttons and confirm with the SET button. Refer to the detailed programming manual for specific instructions on configuring each scheme.
4.4 Monitoring Parameters
From the main display, you can view various parameters such as:
- Температура колектора
- Температура котла
- Auxiliary temperatures (if applicable)
- Статус пумпе
- Статус аларма
Use the arrow buttons to cycle through the available information screens.
5. Одржавање
The Seitron Elios MIDI control unit is designed for reliable operation with minimal maintenance. However, periodic checks can help ensure its longevity and continued performance.
- Чишћење: Gently wipe the unit's exterior with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Провера сензора: Periodically verify that sensor cables are securely connected and free from damage. Ensure sensors are properly positioned in their respective locations (collector, boiler).
- Услови животне средине: Ensure the operating environment remains within the specified temperature and humidity ranges to prevent damage to the electronics.
- Ажурирања фирмвера: Check the Seitron official website periodically for any available firmware updates that might improve performance or add new features. Consult a qualified technician for any firmware update procedures.
КСНУМКС. Решавање проблема
If you encounter issues with your Elios MIDI control unit, refer to the following common problems and solutions before contacting technical support.
6.1 No Display / Unit Not Powering On
- Проверите напајање: Ensure the unit is properly connected to a 230V~ 50Hz power source and that the circuit breaker or fuse is not tripped.
- Ожичење: Verify all power connections are secure and correctly wired.
6.2 Incorrect Temperature Readings
- Веза сензора: Check that the NTC 10K sensors are securely connected to the correct terminals on the control unit.
- Положај сензора: Ensure sensors are correctly installed in their respective locations (e.g., collector sensor in the collector, boiler sensor in the boiler).
- Оштећење сензора: Inspect sensor cables for any visible damage or kinks. A damaged sensor may need replacement.
6.3 Outputs Not Activating (e.g., Pump Not Running)
- Scheme Configuration: Verify that the selected hydraulic scheme and its parameters are correctly configured for your system's operation.
- Температурна разлика: Ensure the temperature differential between the collector and boiler is sufficient to trigger the pump according to the programmed settings.
- Учитавање везе: Check the wiring to the pump or other loads connected to the relay outputs.
For persistent issues or problems not covered here, please contact Seitron technical support or a qualified service technician.
7. Техничке спецификације

Слика 7.1: Сиде проfile of the Elios MIDI control unit, illustrating its compact design and dimensions.
| Параметар | Валуе |
|---|---|
| Бранд | SEITRON |
| Модел | Elios MIDI (TDST24M) |
| Боја | Бела |
| Волtage | 230V~ 50Hz (AC) |
| Power Absorption | < 2 ВА |
| Дисплаи Типе | ЛЦД (позадинско осветљење) |
| Тип сензора | 3 x NTC 10K @ 25°C ±1% |
| Sensor Operating Limits (Collector) | -50°Ц .. +200°Ц |
| Sensor Operating Limits (Boiler) | -50°Ц .. +110°Ц |
| Прецизност | ±2°Ц |
| Димензије (Д к В к П) | 156 к 108 к 47 мм |
8. Гаранција и подршка
For information regarding the product warranty, please refer to the warranty card included with your purchase or visit the official Seitron webсајт. Гаранција обично покрива производне недостатке под нормалним условима употребе.
For technical support, service, or spare parts, please contact your authorized Seitron dealer or visit the Seitron official website for contact information. When contacting support, please have your product model (TDST24M) and serial number (if applicable) ready.
Webсајт: ввв.сеитрон.цом