Si-CPE320 Multifunction panel transmitter
For clean rooms applications, the Si-CPE320 transmitter is flush mountable to avoid disturbing the working environment. It is equipped with a highgrade stainless-steel waterproof front panel with an integrated touch screen.
Equipped with the same technologies as the Si-C320, this panelmounted version provides state-of-the-art reliability and accuracy.
In addition, measurements can be recorded and downloaded via the Sauermann Control application/software.
Si-CPE320: Optional wireless communication module
Si-CPE320-W: Integrated wireless communication module
This multifunction panel transmitter has the following main features:
• An integrated high accuracy differential pressure sensor (-250 to 250 Pa / -1.0 to 1.0 inH2 O)
• A touch display
• 3 x analogue outputs and 1 x RS485 interface with Modbus RTU protocol
• 1 x input for probes
• Data recording with the possibility of downloading them via Sauermann Control software/app
• Possibility to edit the channel names
• IP66 stainless steel housing
• Optional wireless communication module
Supplied With:
Measure details
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UnitsACH, inH₂O, inWc, °Ctf, °F, °Ftf, °C, % RH, °Ctd, °Ftw, Pa, kPa, g/m³, g/kg, kj/kg, mbar, m³/h, mmH₂O, daPa, cfm
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AlarmBuzzer (60 dB at 10 cm)

Technical details
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ParametersAbsolute humidityAir Change RateAir velocityAirflowCOVOCCO₂Dew pointDifferential pressureEnthalpyFrost pointMixing RatioRelative humidityTemperatureWet-bulb temperature
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DisplaysGraphic touch display
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IP ProtectionIP 66, VHP resistant (Vaporized hydrogen peroxide)
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Standards2015/863 EU (RoHS 3)UKCA2012/19/EU WEEE2014/30/EU EMC2014/35/EU Low Voltage2014/53/EU RED
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Wireless connection1
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Power supply24 VAC / VDC ±10%
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Outputs3 x 0/4-20 mA or 3 x 0-5/10 V (4 wires)
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Ethernet communicationNo
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ModBus networkYes

Instrument Dimensions
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Length3 15/16 inches100 mm
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Width1 27/32 inches47 mm
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Height9 7/32 inches234 mm
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Weight1 1/2 pounds684.4 g

Operating temperature
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Min-10.00 °C14.00 °F
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Max50.00 °C122.00 °F

Storage temperature
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Min-10.00 °C14.00 °F
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Max70.00 °C158.00 °F