Key facts
- Brand
- Siemens
- Model
- RWF40
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-05-04
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Siemens RWF40 Compact Universal Controller User Manual
This manual describes the RWF40 Compact Universal Controller, a 3‑position controller for temperature and pressure regulation in heating plants. It covers safety notes, installation requirements, wiring, configuration, and detailed operating modes.
The document includes technical data, input and output specifications, RS‑485 communication options, and troubleshooting guidance, making it a complete reference for OEMs and service technicians.
Siemens RWF40 specifications
| Dimensions | 96 x 48 x 127.5 mm |
|---|---|
| Weight | approx. 430 g |
| Power consumption | approx. 5 VA |
| Operating voltage | AC 100‑240 V ±10 % 48‑63 Hz |
| Measured value range (thermocouples) | Pt100, Pt1000 -200…+850 °C |
| Output contact rating | AC 24‑240 V, 2 A |
| Resolution | > 15 bit |
| Accuracy | ±0.25 %, ±50 ppm/K |
Source: Siemens RWF40 Compact Universal Controller User Manual
All Siemens RWF40 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 are the installation site requirements?
The site should be free from vibrations, dust and corrosive media, away from electromagnetic sources, with relative humidity below 95 % (non‑condensing) and ambient temperature between –20 °C and +50 °C.
From: Siemens RWF40 Compact Universal Controller User Manual
What is the controller’s power supply specification?
It operates from AC 100‑240 V ±10 % at 48‑63 Hz and consumes about 5 VA.
From: Siemens RWF40 Compact Universal Controller User Manual
What type of controller is the RWF40?
The RWF40 is a compact universal controller optimized for temperature and pressure control.
Who is the intended user of the RWF40 manual?
The manual is intended for OEMs that integrate the controller into their products.