Basic Features and Options - GMP251

GMP251 User Guide

Document code
English (United States)
Document type
User guide
  • CO2 measurement range 0 ... 20 %.
  • Vaisala CARBOCAP┬« CO2 sensor with excellent long-term stability.
  • Measurement compensated for effects of temperature, pressure, and background gas. The temperature compensation can be based on an integrated temperature sensor or use a set temperature. Pressure and background gas parameters can be set to the probe.
  • Heating to avoid condensation on optical elements.
  • Digital output with RS-485:
    • Modbus RTU
    • Vaisala Industrial Protocol
  • Analog output:
    • Current output (0 ... 20 mA or 4 ... 20 mA)
    • Voltage output (0 ... 5 V or 0 ... 10 V)
  • Compatible with MI70 hand-held meter
  • Can be used as a stand-alone probe or with Vaisala Indigo transmitters.
  • Can be connected to Vaisala Insight software for configuration, diagnostics, and temporary online monitoring.
  • Easy plug-in, plug-out.