1.Solar water system controller; 2.Control thermal system; 3.Temperature differential mechanism; 4.RS485/232.

Temperature Differential Solar Water System Controller

KTD-Pro controller is preprogrammed for split-up solar heating systems of both open loop and closed loop. Main functions are: temperature differential control, conventional energy control, thermostat, recirculation, frost protection, high temperature limit, water supply control and etc. The controller is equipped with 3 temp. sensors and offer 220 VAC relays to control pump or other electric motored valves.KTD-Pro controller offers RS485 connector to enable the possibilities of remote control and monitor.

Features

Large LCD display;

Utilizing Freescale semiconductor technology, increase on anti-jamming and stability;

Accept OEM and reprogramming for customers;

Possible to be remote controlled or monitored via Internet, GPRS etc.

Automatic faults diagnostic.

Technical Data

Supply: 250V~ 

Installation: wall mounting

Display: controller monitoring the solar system status, display temperature, time, operation symbols and fault localization.

Operation: by 7 buttons underneath the display

Temperature range: 0°C-99°C

Temperature differential: adjustable within3°C-15°C

Water volume: 1-6 level

Dimensions: 243×143×54.5mm

Optional: wireless transmitter and remote display

In connection with one module, PC-monitoring the solar heating system through GSM, Modem, USB and Ethernet

Inputs:7 sensors

5 temperature sensors

1 pressure sensor for water level

1 sensor for remote manometer

Outputs: 7 relays, controls

1 Solar loop pump(220V/5A)

1 Pressure increasing pump(220V/5A)

2 electromagnectic valves(220V/5A or 12V/5A)

1 Pipe heater(220V/10A)

1 Electric element(220V/16A)

Temperature Differential Solar Controller