This document is the technical manual of Synco™ 200 universal controller RLU2, introducing the features and characteristics of the product, including operation mode selection, indoor temperature setting preset, general input and etc.
The Synco 200 universal controller is designed for ventilation, air‑conditioning and refrigeration equipment, handling variables such as temperature, humidity, pressure, airflow and indoor air quality. It offers P‑, PI‑ or PID‑control modes and selectable comfort, economy and protection operating modes.
This manual covers safety‑rated 24 V AC supply, mechanical installation, wiring diagrams, configuration of preset applications, input/output specifications, and maintenance procedures. It also lists technical data, ordering information and compliance with EN and IEC standards. This manual is written in Chinese.
| Rated supply voltage | AC 24 V ±20 % |
|---|---|
| Frequency | 50/60 Hz |
| Power consumption | 5 VA (RLU210/222) / 6 VA (RLU232/236) |
| Analog inputs (RLU236) | 5 |
| Digital inputs (RLU236) | 2 |
| Output voltage (analog) | DC 0…10 V |
It supports P‑, PI‑, and PID‑control modes, with selectable comfort, economy, and protection operating modes.
The controller operates on a 24 V AC supply (SELV/PELV).
The RLU236 model provides 5 analog inputs and 2 digital inputs.
It complies with EN 60 730, EN 60 742, EN 61 558‑2‑6, IEC 60 529 and related EMC and low‑voltage directives.