Nitrogen Dioxide Detector Transmitter E2638-NO2

Nitrogen dioxide detector-transmitter is suitable for applications such as underground parking, boiler rooms, kitchens and other areas where it is possible to accumulate potentially toxic concentration of nitrogen dioxide.

Nitrogen Dioxide Detector-Transmitter model VAC-E2638-NO2:

  1. VAC-E2638-NO2 is a long-lasting electrochemical cell.
  2. Ranges of measurement of this nitrogen dioxide detector-transmitter are 0-20 ppm and 0-200 ppm.
  3. VAC-E2638-NO2 has either with an attached or remote sensor probe.
  4. It has 2 analogue outputs settable at 4-20 mA or 0-10 V with RS485 Modbus RTU digital interface.
  5. Two SPST relays are available.

Specifications of Nitrogen dioxide detector-transmitter model VAC-E2638-NO2:

  1. Calibration of VAC-E2638-NO2 is Nitrogen Dioxide.
  2. Sensor type used is an electrochemical cell.
  3. The nitrogen dioxide detector-transmitter model VAC-E2638-NO2 sampling method is diffusion.
  4. The typical detection ranges of VAC-E2638-NO2 are 0-20 ppm and 0-200 ppm.
  5. Maximum overload for 0-20 ppm range is 100 ppm while for 0-200 ppm range is 1000 ppm.
  6. Resolution/digital unit for 0-20 ppm range is 0.1 ppm while for 0-200 ppm range is 1 ppm.
  7. Response time T90 for 0-20 ppm range is less than 60 seconds while for 0-200 ppm range is less than 40 seconds.
  8. Operating conditions of this nitrogen dioxide detector-transmitter model VAC-E2638-NO2 with 0-20 ppm range is -30 to +50 degrees Celsius while for 0-200 ppm range is -20 to +50 degrees Celsius at 15-90% relative humidity with atmospheric pressure ±10%, non-ATEX rated areas, non-aggressive atmosphere. NOTE: The sensor may be highly sensitive to Cl2 (as well as H2S, SO2, O3 for 0-200 ppm range)
  9. The signal is updated every 1 second.
  10. Self-diagnostics with full functionality check at start-up.
  11. Warm-up time is less than or equal to 1 minute.
  12. Sensor lifetime of this nitrogen dioxide detector-transmitter model VAC-E2638-NO2 is more than 2 years.
  13. It has 6 months maintenance interval.
  14. The power supply of this nitrogen dioxide detector-transmitter model VAC-E2638-NO2 is 11-30 VDC, 24 VAC, or 90-265 VAC.
  15. The power consumption is less than 2 VA.
  16. VAC-E2638-NO2 has RS485 Modbus RTU digital interface.
  17. It has 2 analogue outputs settable to 4-20 mA or 0-10 V.
  18. The recommended output scale width is 20-100% of the range with more than 10 x resolution in any case.
  19. It has a grey ABS plastic enclosure and an IP65 safety rating.
  20. The dimensions of this nitrogen dioxide detector-transmitter model VAC-E2638-NO2 is H90 × W145 × D50 millimetres (housing only). If with cable glands, height is 140 millimetres.
  21. It can be operated at industrial indoor and outdoor areas.

Additional options

  1. It has an IP65 secured remote sensor probe, shielded cable. The cable’s default length is 3.0 meters.

Relay outputs

  1. It has 2 SPST output relays (closing contact) with 250 VAC or 30 VDC at 5 A max current.
  2. The default warning set-points of this nitrogen dioxide detector-transmitter model VAC-E2638-NO2 with 0-20 ppm range at RE1 (LOW) is set at 3, release 2.4 ppm.
  3. The default warning set-points of this nitrogen dioxide detector-transmitter model VAC-E2638-NO2 with 0-20 ppm range at RE2 (HIGH) is set at 6, release 4.8 ppm.
  4. The default warning set-points of this nitrogen dioxide detector-transmitter model VAC-E2638-NO2 with 0-200 ppm range is determined by the user within 5-95% of the range.
  5. It has red and green LEDs visual alarms as an option.
  6. VAC-E2638-NO2 has an 85 dB acoustic buzzer alarm as an option.

LCD indicator

  1. Operating temperature of the LCD indicator is 0 to +50 degrees Celsius.
  2. The display dimensions of this nitrogen dioxide detector-transmitter model VAC-E2638-NO2 LCD indicator is 72 × 36 millimetres.
  3. VAC-E2638-NO2 LCD indicator has 3.5 7-segment number of digits.
  4. The character height in the LCD indicator is 14 millimetres.
  5. Nitrogen dioxide detector-transmitter model VAC-E2638-NO2 LCD indicator has a backlight feature.

Note: For a version with LCD, only one analogue output is available.

We supply nitrogen dioxide detector-transmitter across the world covering Europe, USA, Latin America, Asia, Australia, New Zealand, Canada etc.

In the Middle East, we supply nitrogen dioxide detector-transmitter in the United Arab Emirates, Kingdom of Saudi Arabia, Oman, Qatar, Bahrain, Iraq, Lebanon, Egypt, Jordan, Libya, Tunisia etc.

In Africa, we supply nitrogen dioxide detector-transmitter in countries including Kenya, Algeria, Tanzania, Djibouti, Chad, Ghana, Rwanda, Uganda, Nigeria, Ethiopia, Morocco, Angola, South Africa etc.

Also, we supply the nitrogen dioxide detector-transmitter to India, Bangladesh, Pakistan, Afghanistan, Kazakhstan, Srilanka, Maldives and Cyprus.

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