Rotronic Main catalog 2012
Rotronic Main catalog 2012
Rotronic Main catalog 2012
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transmitters<br />
HF4 series<br />
Features<br />
• Accuracy: ±1 %RH / ±0.2 K at 23 °C ±5 K<br />
• Ranges at probe: -50…100 °C / 0…100 %RH<br />
• Ranges of electronics: -40…60 °C / 0…100 %RH;<br />
-10…60 °C with LCD<br />
• Digital outputs<br />
• Use as a simulator for system validation *<br />
• Service interface<br />
• Adjusted at 23 °C and 10, 35, 80 %RH<br />
Power supply<br />
• Low voltage; 2x2 or 3/4-wire<br />
Signal outputs<br />
• Current output<br />
• Voltage output<br />
• RS-485<br />
• Ethernet / WLAN<br />
• Modbus ASCII<br />
Versions<br />
• Duct (type D)<br />
• Wall (type W)<br />
Output parameters<br />
• Humidity & temperature<br />
• Humidity only or Temperature only<br />
• Humidity & dew point<br />
• Temperature & dew point<br />
Output scaling<br />
• Relative humidity: range scalable, standard scaling 0...100 %RH<br />
• Temperature: range scalable, typical: -40…60 °C<br />
• Dew point: range scalable<br />
Display<br />
• Display with backlight (excl. 2-wire), trend indicators and keypad<br />
• Without display<br />
26<br />
Order codes on request.
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