8729 Hybrid Gas Density Monitor with switching contacts and current output

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Main features

    • Large dial for easy readability
    • Up to four galvanically separated circuits
    • Fully temperature compensated
    • Suitable for outdoor and indoor applications
    • Compliant with SF6 and full spectrum of alternative mixed insulation gases
About

Swiss based Trafag offers precise, reliable and maintenance-free instruments, developed for density monitoring of SF6 and alternative gases. Measurement is based on the gas density reference principle or the patented quartz tuning fork technology. Hybrid monitors combine both principles in one instrument. Thus offering the most reliable solution on the market by directly measuring the gas density.

Technical Data

More Information
Product code 8739
Designation Hybrid Gas Density Monitor with switching contacts and Modbus output
Measuring range
  • 0 ... 1300 kPa abs. @ 20°C
  • 0...60 Kg/m3
Measuring principle
  • Monitor: Absolute pressure reference gas measuring system
  • Sensor: Oscillating quartz
Output signal
  • Monitor: Floating change-over contact (SPDT)
  • Sensor: RS485 / Modbus (RTU)
Ambient temperature

-40°C ... +80°C

Product category

Gas density monitoring

Applications

Medium voltage technology

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