Solar Controller - ReSol DeltaSol BS/Plus

Solar Controller - ReSol DeltaSol BS/Plus


Solar Controller - RESol DeltaSol BS/plus Advanced solar zone controller with four input sensors and two external pump/switch relays   Download DeltaSol Pool Product Specification PDF   The RESOL DeltaSol® BS Plus system controller Read More
  • Shipping Weight: 1kgs
  • Manufactured by: PAW
3 Units in Stock

Solar Controller - RESol DeltaSol BS/plus

Solar DeltaSol BS/1

Advanced solar zone controller with four input sensors and two external pump/switch relays


Download DeltaSol Pool Product Specification PDF


The RESOL DeltaSol® BS Plus system controller is for standard solar thermal systems with 2 standard-relays allowing control of two zones such as water and AUX heating zone. It has an additional aqua stat function preprogrammed for different hydraulic layouts and is equipped with energy metering. The BS/Plus also comes standard with variable speed pump control.



  • Illuminated system-monitoring-display
  • Up to 4 temperature sensors Pt1000
  • 2 standard-relay outputs and two tanks and two collector fields
  • 9 basic layouts are selectable
  • Heat balancing, tube collector function
  • Energy metering
  • Function control
  • Programming and remote control of the system via RESOL Service Center Software possible
  • RESOL VBus®
  • Real Time Clock (timer function)
  • Aqua stat function
  • 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: 2 semiconductor relays (DeltaSol® BS Plus)
  • Operation: 3 push buttons at the front
  • Functions: differential temperature controller with adjustable system functions. Function control according to BAW-guidelines, operating hours counter for the solar pump, tube collector function, thermostat function, pump speed control, heat quantity measurement and
  • Bus: RESOL VBus®
  • Power consumption: approx. 2 VA
  • Switching capacities: 1 (1) A 100 ... 240 V~ (semiconductor relay)
  • Total switching capacity: 2 A 240 V~ (DeltaSol® BS Plus)

Return Policy

We want you to be 100% satisfied with your purchase, if you are not, ship it back to us in the original packaging condition and we will refund your purchase less a 10% restocking fee, provided the equipment is received in good condition. Refund offer valid for 30 days from receipt of product.


We feel that being honest is a much better policy to win your trust rather than trying to lure you with nearly impossible statements such as lifetime warranty. Nothing lasts forever! Our warranty policy is simple; we offer a 3 year warranty on everything we sell and 10 years on our collectors. With this warranty you will get NO hassle next business day replacement (if shipping service and inventory permits). However, as a valued customer you will get technical support through the lifetime ownership of your product. Our Collector do carry longer warranties 10 years from the manufacture. The warranty cover failures that occur during normal operational conditions or manufactures defects. It does not cover failure due to inappropriate operation such as freezing or over heat. Damage caused by vandalism, storms, floods etc. Your household insurance should be modified to cover the system from such situations.

We accept PayPal and Credit card (Visa or MasterCard). If you are ordering multiple units and part, please call us to see if we can save you shipping cost for multiple item orders.


For complete solar kits please allow 2-3 weeks delivery. These kits are shipped via our preferred freight forwarder company and where possible we will schedule residential tailgate delivery (curbside). Heaters and accessories are usually in stock unless indicated otherwise. We do have expedited shipping services available for an additional fee. Please call us if you need a rush order. Once your order has been shipped you will be contacted via email and a tracking number will be provided.

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This product was added to our catalog on Thursday 10 February, 2011.