1732 Dual Probe Oxygen Transmitter

1732 Dual Probe Oxygen Transmitter

1732 Dual Probe Oxygen Transmitter

Optimum Combustion Reduces your Fuel Bill

This helps the whole world and future generations by reducing harmful greenhouse gas emissions. The current high cost of fuel has helped to reduce the payback period for the cost of installing oxygen monitoring and air / fuel ratio control. It makes sense to consider the benefits of installing an oxygen system on your combustion process.

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Information

The 1732 oxygen transmitter is suitable for gaseous oxygen measurements in a variety of processes. These are some of those processes that the 1732 is designed for:

Boilers

  • Power Generation
  • Package
  • Black Liquor Recovery

Iron & Steel

  • Rotary Lime
  • Cement
  • Glass
  • Ceramic
  • Brick

Aluminium

  • Potlines
  • Holding Furnaces

Incinerators

  • PVC
  • Medical Waste
  • Toxic Waste

Kilns & Furnaces

  • Rotary Lime
  • Cement
  • Glass
  • Ceramic
  • Brick

Nitrogen Purity

  • Generator

O₂ Enrichment

  • Generator

Food Packaging

  • Continuous Monitoring

If your particular process is not listed above then we would love to hear from you. There is a good chance that Novatech Controls has an appropriate product for your process.

This is the sixth generation of zirconia oxygen transmitters designed and manufactured by Novatech Controls since 1980. This oxygen measurement is based on the world’s strongest zirconia sensor that was developed by the CSIRO’s Department of Materials Science.
Novatech Controls holds the exclusive rights to manufacture this unique sensor.

This sensor, combined with the state-of-the-art 1732 transmitter, provides the perfect solution for your gaseous oxygen measurement.

Call your nearest Novatech distributor, or Novatech, to obtain expert advice for your particular application. We have been dedicated to designing and manufacturing the most reliable zirconia oxygen measuring instruments for more than 25 years.

Specifications

Inputs

  • One or two zirconia oxygen probes or sensors
  • One zirconia sensor & auxiliary thermocouple type J, K, R or S
  • Burner “On” signal (dry contact)
  • Purge air flow switch

Outputs

  • Four programmable alarm relays
  • Two isolated 4-20mA or 0-20mA
  • SSR outputs to purge & calibration check gas solenoid valves

Range of Outputs

  • Linear Oxygen:
  • 0 to 100%
  • Average Oxygen:
  • 0 to 100%
  • Very Low Oxygen:
  • 0 to 20,000ppm
  • Logarithmic Oxygen:
  • 0.1 to 20% fixed scale
  • Reducing Oxygen:
  • 10-30 to 102%
  • Oxygen Deficiency:
  • -10 to 20%
  • Combustion Efficiency:
  • 0 to 100%
  • Combustibles %:
  • 0 to 2%
  • Max Theoretical CO₂:
  • 0 to 100%
  • Probe EMF:
  • 0 to 1500mV
  • Aux TC Temperature:
  • 0 to 1600°C

Alarms

  • Common alarm relay with 20 user selectable instrument alarm functions.
  • Three programmable process alarm relays for
    • Low Oxygen
    • Very Low Oxygen
    • High Oxygen
    • Oxygen Deviation
    • Probe Temperature Low
    • Purge in Progress
    • Cal Check in Progress
    • Any alarms condition not selected for the common alarm
  • Multiple selections can be made for all relays.

Alarm Contacts

  • Normally open failsafe (open for alarm state)
  • 240VAC / 30VDC, 2A

Range of Local Indication

  • 1.0 x 10-30% to 100% Oxygen
  • 0.01ppm to 10,000ppm – automatically defaults to exponential format below 0.01ppm and percent format above 10,000ppm (1%)

Network Interface

  • RS-485 MODBUS™

Secondary Parameter Display

Any or all of the following can be selected for display on the lower line:

  • Probe 1/2 Temperature
  • Probe 1/2 EMF
  • Probe 1/2 Impedance
  • Probe 2 Oxygen %
  • Average Oxygen %
  • Auxiliary TC Temperature
  • Ambient Temperature
  • Ambient RH %
  • Oxygen Deficiency 1/2
  • Combustibles 1/2
  • Maximum Theoretical CO₂ 1/2
  • Burner Efficiency
  • 4-20mA Output 1
  • 4-20mA Output 2

Probe 2 & Average Parameters only available with two probes

Accuracy

  • ± 1% of the actual oxygen reading with a repeatability of 0.5%. For example, at 2% oxygen the accuracy would be ±0.02% oxygen.

Environmental Rating

  • Operating Temperature -25°C to 55°C
  • Relative Humidity 5% to 95% (non-condensing)
  • Altitude 2000m Maximum

Power Requirements

  • Mains Voltage 100 to 240VAC -6/+10%, 50/60Hz
  • Overvoltage Category II (IEC60364-4-443)
  • Requires 5W for controller plus probe power

Degree of Protection

  • IP65
  • IP54 with internal reference air pump

Dimensions

  • 315mm W x 190mm H x 110mm D

Weight

  • 3.3kg (7.3lb)
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