Key facts
- Brand
- Siemens
- Model
- RLU2
- Documents
- 2
- Languages
- ZH
- Last added
- 2000-01-01
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Siemens RLU2 Series General Controller User Manual
This manual describes the features and functions of the Siemens RLU2 general controller, including P‑, PI‑ and PID‑control modes, temperature and humidity regulation, and signal input options. It also provides guidance for installing the controller in DIN rail or panel mounting, wiring diagrams, and safety requirements.
Technical data such as power rating, input voltage, maximum load current, operating temperature and humidity limits are listed, along with details on terminal assignments and external signal compatibility. This manual is written in Chinese.
Siemens RLU2 specifications
| Power rating | 5 VA (RLU210, RLU222) |
|---|---|
| Operating temperature range | -25 °C to +70 °C |
| Maximum humidity | <95 % RH |
All Siemens RLU2 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What control modes does the RLU2 controller support?
It can operate in P‑, PI‑ or PID‑control modes.
What are the environmental limits for temperature and humidity?
The device works from –25 °C to +70 °C and up to 95 % relative humidity.
What control modes does the Synco 200 support?
It supports P‑, PI‑, and PID‑control modes, with selectable comfort, economy, and protection operating modes.
What is the required supply voltage for the controller?
The controller operates on a 24 V AC supply (SELV/PELV).