The RESOL DeltaSol® BS/4 controller is a simple differential controller used in standard solar thermal systems. It is equipped with the System-
Monitoring-Display that allows the user to view the status of the system. CSA/UL listed.
The controller offers a heat dump system layout and a drainback function including a booster pump function.
The DeltaSol® BS/4 is equipped with 2 semiconductor relays and offers pump speed control for the solar pump. Incl. 3 Pt1000 sensors (1 x FKP6, 2 x FRP6).
Programming and setting up the controller are made easy and user-friendly.
RESOL DeltaSol BS series Controller Data Sheet
Inputs: 4 Temperatursensoren Pt1000Outputs: 2 semiconductor relays Switching capacity: 1 (1) A 240 V~ (semiconductor relay) Total switching capacity: 2 A 240 V~ Power supply: 100 ... 240 V~ (50 ... 60 Hz)Supply connection: type Y attachmentStandby: 0,74 W (DeltaSol® BS/4)Temperature controls class: I Energy efficiency contribution: 1 %Mode of operation: type 1.C.Y actionRated impulse voltage: 2.5 kVData interface: RESOL VBus®VBus® current supply: 35 mAFunctions: differential temperature controller with adjustable system functions: function control according to BAFA guidelines, operating hours counter, tube collector function , heat quantity measurement and pump speed controlHousing: plastic, PC-ABS and PMMAInstallation: wall mounting, mounting into patch panels is possibleIndication/Display: System-Monitoring-Display for visualization of systems, 16-segment and 7-segment display, 8 symbols for indication of system status and operating control lampOperation: 3 push buttons at the frontIngress protection: IP 20 / EN 60529Protection class: IIAmbient temperature: 0 ... 40 °C / 32 ... 104 °FPollution degree: 2Dimensions: 172 x 110 x 49 mm / 6.77" × 4.33" × 1.92"
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DeltaSol_BS/4 Quick Facts >
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