Testo 6681 – Temperature/humidity transmitter

The testo 6681 temperature/humidity transmitter Key features:

  • Maximum measuring accuracy thanks to reliable and long-term stable humidity sensor technology
  • Ethernet, relay and analog outputs enable optimum integration into individual automation systems
  • Suitable special probes for high-humidity and trace humidity applications and aggressive media
  • Robust, easy-to-clean metal housing
SKU: 478

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Testo 6681 – Temperature/humidity transmitter

Order-Nr.  0555 6681

The testo 6681 temperature and humidity transmitter is ideal for monitoring critical climate values in industrial processes or in research. The transmitter is designed for use in industry and is a reliable partner in trace humidity and compressed air process technology, drying and air conditioning technology.

Testo 6681 – Temperature/humidity transmitter Specifications

  • Measuring range of Humidity: 0 to 100 %RH
  • Display :Optional: 2-line LCD with clear text line
  • Resolution:0.1 %RH / °Ctd / °Ftd / °Ctw / °Ftw or 0.01 °C/°F 1g / kg / g/m³ / ppm
  • Measuring range of  Temperature: Measuring range Dependent on probe (testo 661x)
  • Parameterization :4 operating buttons for display / P2A software
  • Protection class :IP65
  • Accuracy of the analog outputs:0/4 to 20 mA ± 0.03 mA,0 to 1 V ±1.5 mV,0 to 5 V ±7.5 mV,0 to 10 V ±15 mV
  • Material: Metal
  • Dimensions: 122 x 162 x 77 mm (without probe)
  • Weight: 1.960 kg
  • Voltage supply: 2-wire: 24 VDC ±10 % / 4-wire: 20 to 30 VAC/DC
  • Current consumption: max. 300 mA
1 review

1 review for Testo 6681 – Temperature/humidity transmitter

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  1. jabbari.btmco

    this the best product in the world

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Testo is a world leader in the design, development, and manufacture of portable test and measurement instrumentation and solutions. Backed by 60 years of measuring engineering experience, our mission is to provide the best quality, service, and value in the industry. In addition, Testo is recognized as the leading worldwide manufacturer of portable combustion efficiency analyzers and air emission analyzers. Testo has become a major supplier of HVAC, critical HVAC, refrigeration, airflow, and environmental monitoring instruments for markets as diverse as chemical, food service and production, pharmaceutical and biotechnology, and residential HVAC suppliers.