SOREL Solar Thermal XTDC

Xtra large for flexible controlling of complex solar thermal systems with up to 4 storages

Attractive housing (H 228mm W 180mm D 53mm) with various installation possibilities
High-contrast, white illuminated large display with extensive full-text and graphic mode
Self-explanatory operation via 4 softkey entry keys

Connections:

•  8 sensor inputs for Pt1000 temperature sensors
•  2 sensor inputs for Grundfos VFS sensors for heat metering (flow and temperature measurement), alternatively pressure monitoring via Grundfos RPS sensor
•  Sensor expansion jack for 3 additional sensors
•  2 outputs 0..10V or PWM signal for control of high efficiency pumps, large pumps and frequency converters
•  2 switching outputs for speed control of standard pumps
•  4 relay outputs mechanical 230VAC
•  1 relay output potential free
•  Micro SD Memory Card Slot
•  Ethernet connection (optional)
•  Digital connection / bus system

There are 48 basic systems selectable which can be extended easily and flexibly by activating diverse additional functions via the unassigned relays.

Accessories:
8 PT1000 temperature sensors, e.g. TT/S2 + TH…
Optionally Grundfos VFS sensor for heat metering
Optionally Grundfos RPS sensor for pressure monitoring