Solar Thermal Controller – STDC V3

The SOREL STDC V3 is a compact and user-friendly temperature difference controller designed for simple solar thermal and solid fuel boiler systems. It supports 9 predefined hydraulic configurations, making it suitable for applications such as solar storage systems, pools, and solid fuel boilers.

Key Features:

• Sensor Inputs: 3x PT1000 temperature sensors
  
  
• Relay Outputs:1x 230v for pump or valve
  
  
• Speed Control Output: 1x 0-10V or PWM for high-efficiency pump speed regulation
  
  
• User Interface:  High-contrast 128x64 graphic display with multilingual full-text menu and setup wizard
  
  
• Additional Functions: Legionella protection, cooling function, anti-freeze protection, and system protection
  
  
• Data Logging: Supports statistics and graphical analysis of system performance
  
  
• Real-Time Clock: Battery-backed RTC with over 24-hour power reserve
  
  
• Protection Class: IP40
  
  
• Dimensions: 115 x 86 x 45 mm

Delivery Info

Our lead times are 1-3 Working days