Differential temperature controller for solar thermal plants, Model smart Sol nano Advance

German differential temperature controller smart Sol nano suitable for simple solar thermal systems for domestic hot water and heating support.

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Availability: In stock

For achieving greater efficiency of a solar system, a differential temperature controller can be installed in order to manage the system and optimize its operation. The smart Sol range of controllers have a user friendly operation, attractive and elegant design as well as extreme versatility.

User-friendly design

  • Full graphic display (monochcrome) for clear and logical visualization
  • Innovative and easy operation
  • Smart and time-saving wiring
  • Installation wizard for quick and safe commissioning
  • Service wizard for quick customer support
  • Numerous funcions for operation, monitoring and protection
  • Elegant and puristic design


Supported hydraulic systems

Hydraulic system typeHydraulic system type 2Hydraulic system type 3

 Operation and visualization

Smart Sol nano display

  • Full graphic FSTN monochrome display with backlight
  • Rotary encoder with Push, ESC button
  • 3 operation modes- Manufacturer (OEM), installer and end user
  • User guide and self-explanatory menu
  • Combination of text and symbols
  • Several languages installed


Smart Sol nano wiring

  • Easily removable terminal cover
  • Laser engraved connection diagram
  • Wide-spaced terminals
  • Variable wiring options
  • Durable spring-type terminals
  • Intersection-free wiring
  • Strain relief device

Installation and service wizard

  • Developed in cooperation with Regensburg University and heating trade representatives
  • With just a few settings, the solar system is ready for operation
  • Preset functions for different solar system types
  • Indication of malfunctions and errors
  • Diagnostics accessible by the end user in case of error messages
  • Installer recommendations for fixing malfunctioins or for maintenance

Plant visualization

  • Indication of measured values of inputs and outputs
  • Service hour counter for outputs
  • Error list
  • Solar yield measurement with data display



More Information
Warranty 2 Years
Weight (kg) 0.2000
Country of Manufacture Germany
Number of inputs for temperature sensors 3
Number of inputs for analog vortex flow sensors -
Number of triac outputs for pumps and valves (1A) 1
Number of relay outputs for pumps, valves, boiler (1A) 1
Number of fixed analog outputs for high-efficiency pumps 1
Additional supply terminals -
SD card slot -
USB port -
Acoustic alarm -
Electric power supply (V/Hz) 230/50
Display Full graphic FSTN monochrome display with backlight
Power supply protection 2A Fuse
Mount Type Wall mounting, installation in pump group or tank
Protection class IP 20
Maximum number of collector arrays 1
Maximum number of tanks 1
Number of simultaneous hydraulic systems 3
Differential temperature control Yes
Fixed temperature control Yes
Disable the tank recharge -
Priority charging -
Tube collector function Yes
Thermostat function Yes
Maximum number of selectable control functions 1
More Information
Speed control of the pumps Yes
Collector defrosting -
Holiday function -
Automatic daylight savings time -
Collector minimum temperature Yes
Quick charging -
Signal processing global radiation sensor -
Back-up heating via different heat sources Yes
Charge zone control -
Bypass in the solar circuit -
Collector emergency OFF Yes
Collector cooling Yes
Tank maximum temperature limitation Yes
Tank temperature limit cut-out Yes
Anti blocking protection Yes
Tank cooling Yes
Sensor monitoring Yes
Monitoring the output parameters Yes
Sensor balancing Yes
Service hour counter Yes
Indication of measured values Yes
Error list Yes
Manual mode Yes
Parameter resetting Yes
Solar yield measurement with data display Yes
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