1. Solar Control Instructions
An overview of how to program the BS Plus solar controller for various solar thermal system designs
Table of Contents
Page Arrangement Description
The solar controller’s operation
Monitoring temperatures
Arr-1 PSI Pressure-glycol system
Arr-1 DB Drainback system
Arr-2 PSI Pressure-glycol tank-to-tank heat transfer
Arr-2 DB Drainback tank-to-tank heat transfer
Arr-2 DBX Drainback with internal coil (2 pumps)
Arr-10 PSI Pressure glycol with 3-eay diverter valve
Arr-5 PSI Pressure glycol 3-way divert valve to pool
Direct loop solar tank heating
Closed-loop glycol filling instructions
Installation/filling for closed-loop drainback
HTP Rod Hyatt National Solar Products Manager (508)

12. Closed-loop glycol filling instructions