DeltaSol^® SLT System controller

The DeltaSol^® SLT effortlessly controls even complex systems and enables adaptation to the individual system requirements. Numerous pre-programmed optional functions such as thermal disinfection or zone loading can be combined and parameterised. It is also possible to directly choose from 27 pre-programmed basic systems. The operation via 2 main buttons and 1 adjustment dial, the Lightwheel^®, follows the well-known operating concept. The manual mode and the holiday function can be activated by pressing a single button

• 4 relay outputs (incl. 1 potential-free extra-low voltage relay)
• 4 inputs for Pt1000 or Pt500 temperature sensors
• Input for 1 analogue Grundfos Direct SensorT™ and 1 frequency input
• 1 V40 impulse input (also usable as a Pt1000, Pt500 or KTY temperature sensor input)
• 2 PWM outputs for the speed control of high-efficiency pumps
• Numerous pre-programmed optional functions27 basic system layouts to choose from
• Automatic function control according to VDI 2169
• MicroSD card slot
• Data logging, easy transfer of controller adjustments prepared and firmware updates via SD card
• Heat pump demand (optional)