Basic features and options - HPP271

HPP271 User Guide

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User guide
  • Vaisala PEROXCAP® H2O2 measurement technology with excellent long-term stability.
  • Vaporized H2O2 measurement range 0 ... 2000 ppm.
  • Robust design allowing the probe to be installed directly in the process environment. When powered on, the probe withstands H2O2 and H2O condensation. The probe also withstands nitrogen gas.
  • Protective filter over the sensors designed to withstand high air flow rates and turbulence.
  • Sensor heating to avoid condensation on the sensors.
  • Sensor purge for optimized performance and lifetime.
  • Pressure compensation for H2O2 and H2O concentration measurement.
  • Digital output: RS-485 interface for Modbus communication.
  • Analog output: 2 x 4 ... 20 mA.
  • Easy plug-in, plug-out.
  • Field calibration and adjustment with a regular humidity calibrator or with H2O2 vapor.
  • Can be used as a stand-alone probe or with Vaisala Indigo transmitters and the Indigo80 handheld indicator.
  • Can be connected to Vaisala Insight PC software for calibration and adjustment, configuration, diagnostics, and temporary online monitoring.