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Resol DeltaSol BS Plus – Full kit

Solar Controller

The DeltaSol® BS Plus controller is pre-programmed for different hydraulic basic systems and equipped with pump speed control and heat quantity measurement.The controller additionally has a time controlled thermostat function and is equipped with the RESOL VBus® for data communication.

The VBus® permits two way communication between modules, PCs or dataloggers. The controller can easily be configurated by PC using the RESOL ServiceCenter Software. Temperatures in certain time slots can be adjusted independently using the integrated thermostat function and real time clock.


icon BS Plus Technical Product Brief (317 Kb)

This product can only be purchased by members.
SKU: 115 456 37 Category:


Product Description
Technical Specifications
Product Description
  • plastic, PC-ABS and PMMA
Protection type
  • IP 20 / DIN 40050
Ambient temperature
  • 0 ... 40 °C (32  ... 104 °F)
  • 172 x 110 x 49 mm (6 3/4" x 4 1/3" x 2")
  • wall mounting, mounting into patch panels is possible
  • system-monitoring for visualisation of systems, 16-segment- and 7-segment display, 8 symbols for indication of system status and operating control lamp
  • 4 temperature sensors Pt1000
  • 2 semiconductor relays
Power supply
  • 100 ... 240 V~
  • 3 pushbuttons at the front
  • 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
  • RESOL VBus®
Power consumption
  • approx. 2 VA
Switching capacities
  • 1 (1) A 220 ... 240 V~ (semiconductor relay)
    2 (1) A 220 ... 240 V~ (standard relay)
Technical Specifications
Max Heat Sources (collector fields) 2
Max Heat Loads (tanks) 2
Display System-Monitoring Illuminated
Sensor Inputs (temperature) 4
Relay Outputs 2
Semiconductor relays 2
Potential-free relays 0
Input CS10 No
Impulse Input (V40) No
WMZ with flowmeter Yes
WMZ with V40 No
Additional DT-regulation (e.g. heat exchange) Yes
Thermostat function Yes
Bypass solar circut No
External heat exchanger No
Pump speed control Yes
DVGW-protection against legionella No
Frost protection Yes
Heating circut backup No
Collector cooling function Yes
Minimum collector limitation Yes
Collector emergency shutdown Yes
Cooling function No
Mixer regulation heating circut No
Tube collector function Yes
Timer/Clock No
Storage loading in layers Yes
Priority Logic / parallel loading /oscillating loading Yes
VBus Yes
RS232 No

Additional information

Weight 3 lbs


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