Solar Controller - ReSol DeltaSol BS/2

SKU: N-256
C$ 455
5 In Stock


Solar DeltaSol BS/1

Advanced Solar Pool controller with three input sensors and two pump relay

Download DeltaSol Pool Product Specification PDF

The RESOL DeltaSol BS offers a clear operating concept and is equipped with the newly developed illuminated display with system-monitoring. Flashing symbols for sensors, pumps and valves enable an immediate display of temperatures, temperature differences and active outputs. Adjustment and control of the solar system can be easily carried out.  BS/2 is an improvement from the BS/1 in that it can manage the variable pump speed operation built into the controller


  • Illuminated system-monitoring-display
  • Up to 4 temperature sensors Pt1000
  • Solar operating hours counter
  • 1 basic solar system control with one tank and one collector field
  • Heat balancing, tube collector function
  • Variable pump speed operation 
  • Energy metering
  • Function control
  • Enclosure in outstanding design and easy user friendly operation
  • Emergency shut down and cooling function
  • Freeze protection
  • Vacuum tube collector function


  • Housing: plastic, PC-ABS and PMMA
  • Protection type: IP 20 / DIN 40050
  • Ambient temperature: 0 ... 40 °C
  • Dimension: 172 x 110 x 49 mm
  • Installation: wall mounting, mounting into patch panels is possible
  • Display: system-monitoring for visualization of systems, 16-segment- and 7-segment display, 8 symbols for indication of system status and operating control lamp
  • Inputs: 4 temperature sensors Pt1000
  • Outputs: Dependent on the version
  • Power supply: 110 ... 120 V~
  • Operation: 3 push buttons at the front
  • Functions: differential temperature controller with adjustable system functions: function control according to BAW-directions, solar operating hours counter for solar pump, tube collector function, heat quantity balancing and pump speed control
  • Bus: RESOL VBus®
  • Power consumption: approx. 2 VA
  • Switching capacities: 1 (1) A 110 ... 120 V~ (semiconductor relay) 2 (1) A 110 ... 120 V~ (standard relay)
Dimension (L x W x H) 12 x 12 x 12 Inch
Weight 1 Pound

Our Products

Contact Us

#835 Kapelus Dr. West St Paul, MB R4A 5A4, Canada

Recent Blogs