Key facts
- Brand
- Siemens
- Model
- RCU50
- Documents
- 2
- Languages
- EN
- Last added
- 2011-09-27
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Siemens RCU50 Temperature Controller User Manual
This manual describes the functions and operating modes of the Siemens RCU50 series temperature controllers, including normal, active and standby modes, as well as automatic and manual switching between heating and cooling. It also explains the signal inputs and outputs, such as 0‑10 V control signals and the use of external VAV controllers.
Installation instructions, wiring diagrams, technical specifications, and safety notes are provided to help users correctly mount the controller, connect power (AC 24 V), and configure DIP settings for the desired mode of operation.
Siemens RCU50 specifications
| Supply voltage | AC 24 V |
|---|---|
| Frequency | 30/60 Hz |
| Maximum power consumption | 6 VA |
| Output signal range | 0–10 V |
| Operating temperature range | 0–50 °C |
| Maximum humidity | <95 % RH |
| Weight (RCUS0) | 0.22 kg |
| Color | White (NCS S 0502‑G, RAL 9003) |
All Siemens RCU50 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 supply voltage does the RCU50 controller require?
The controller operates on AC 24 V with a 20 % tolerance.
What is the output signal range of the controller?
The controller provides a 0 to 10 V output signal.