Digital, universal primary control engineered to address and anticipate every industry need. Designed with host of new benefits, every setting and diagnostic is user-friendly, displayed and available in multiple languages. Mount on junction box on main burner. Electrical connections: Burner motor, oil valve, ignition, cad cell, limit, thermostat, alarm. Two-line LCD display. Timing, safety switch: Settable for 15, 30 or 45 seconds.