Digital differential thermostat

DDT2 is a digital differential temperature controller for solar water heating and other applications with one relay output. It covers the most common hydravlic configuration with one heat source (thermal collector) and one heat sink (water tank).

Features

Versions

All versions are supplied with a pair of waterproof temperature sensors soldered to 200mm long leads. These are DS18B20, NTC10k or a combination.

Downloads

Product images

SKU: DDT2

Digital differential thermostat case

Hydravlic configuration

Hydravlic configuration for solar water heating
Alternative hydravlic configuration