Rotronic HF5 Aluminum Humidity and Temperature Transmitter
Rotronic HF5 Aluminum Humidity & Temperature Transmitter – Wall & Duct Versions
Industrial-grade aluminum transmitter for high-accuracy humidity, temperature, and dew point monitoring with HC2A probes, scalable analog outputs, and robust IP65 protection.
The Rotronic HF5 Aluminum Series is a rugged humidity and temperature transmitter designed for industrial HVAC, process control, and harsh environments. It uses HygroClip2/HC2A probes for high accuracy, supports dew/frost point calculation, and offers analog + digital communication options. Available in wall and duct versions with aluminum IP65 housings for long-term stability and durability.
VERSIONS COVERED
HF5 Aluminum – Wall Version
Aluminum housing (industrial grade)
External HC2A probe (cable-mounted)
Suitable for machine rooms, process plants, cleanrooms
IP65
HF5 Aluminum – Duct Version
Same electronics as HF5 Wall, with a duct probe
Fits AHUs, HVAC ducts, environmental chambers
Probe options: HC2A, E2-F3A industrial probe
IP65
KEY FEATURES
Works with HC2A/HygroClip2 probes
Accuracy (probe): ±0.8% RH / ±0.1 K
RH, Temperature & Dew Point output
Outputs: 0–1 V, 0–5 V, 0–10 V, 0/4–20 mA
Digital add-ons: USB, RS-485, Ethernet
2000-point data logging
Sensor diagnostics & automatic correction
Industrial aluminum enclosure
IP65 protection
Fast response (probe-dependent)
TECHNICAL SPECIFICATIONS
| Parameter | HF5 Aluminum Wall | HF5 Aluminum Duct |
|---|---|---|
| Probe Compatibility | HC2A / HC2A-S / Industrial probes | HC2A / E2-F3A / HC2A-S |
| Accuracy | ±0.8% RH / ±0.1 K | ±0.8% RH / ±0.1 K |
| RH Range | 0–100% RH | 0–100% RH |
| Temperature Range | Probe-dependent | Probe-dependent |
| Outputs | 0–10 V / 4–20 mA | 0–10 V / 4–20 mA |
| Digital | RS-485 / Ethernet / USB | RS-485 / Ethernet / USB |
| Housing | Aluminum, IP65 | Aluminum, IP65 |
| Data Logging | 2000 points | 2000 points |
| Power Supply | 12–28 VAC / 15–40 VDC | 12–28 VAC / 15–40 VDC |
APPLICATIONS
Industrial HVAC
Duct monitoring (AHUs, cleanrooms)
Food & pharma production
Environmental chambers
Control rooms & automation plants
WHAT’S IN THE BOX
HF5 Aluminum Transmitter (Wall or Duct)
Probe (HC2A / Industrial probe based on model)
Mounting set
Wiring guide
FAQ
Q: Can HF5 Aluminum calculate dew point?
Yes, dew/frost point is built-in.
Q: Which probes work with HF5 Aluminum?
HC2A, HC2A-S, E2-F3A, and RMS-HCD-S (depending on configuration).
Q: Is it suitable for harsh industrial areas?
Yes—the aluminum housing offers high durability and IP65 protection.