MTDC solar controller

I want to know about the Installation and operating instructions of the Temperature Difference Controller MTDC so can you please give me its details?

[Shaleen]

Medium" Temperature Difference Controller for midsize systems

It can be equipped with or without speed-control of standard pumps, high-efficiency pumps or both, just according to the needs.

Connections:
• 4 sensor inputs for Pt1000 temperature sensors
• 2 relays and 1 PWM/0-10V outputs

Accessories:
4 PT1000 temperature sensors, e.g. TT/S2 + TH

For more details about it here I am uploading the PDF file