Flameproof Ammonia Detector Transmitter E2658-NH3-E

This ammonia detector-transmitter is a new line of flameproof detectors which can be used in ATEX Zones 2 and 22. And not recommended to use in areas with constantly high level of ammonia. 

Flameproof Ammonia Detector-Transmitter model VAC-E2658-NH3-E:

  1. VAC-E2658-NH3-E is suitable for ATEX Zones 2 and 22.
  2. It has a long-life electrochemical gas sensor.
  3. The detection range of this ammonia detector-transmitter is 0 to 100, 0 to 300 or 0 to 1000 ppm NH3.
  4. It has 2 analogue outputs settable at 4-20 mA or 0-10 V with RS485 digital interface.
  5. VAC-E2658-NH3-E has two SPST relays as an option.

Specifications of Flameproof Ammonia detector-transmitter model VAC-E2658-NH3-E:

  1. VAC-E2658-NH3-E can detect Ammonia NH3.
  2. Sensor type is an electrochemical cell.
  3. The ammonia detector-transmitter model VAC-E2658-NH3-E sampling method is diffusion.
  4. The typical detection range for this ammonia detector-transmitter model VAC-E2658-NH3-E is 0 to 100 ppm, 0 to 300 ppm or 0 to 1000 ppm.
  5. Maximum overload is 200 ppm with the 0 to 100 ppm detection range. When the detection range is 0 to 300 ppm, maximum overload is 500 ppm. And when the detection range is 0 to 1000 ppm, maximum overload is 1500 ppm.
  6. It has 1 ppm resolution/digital unit with the 0 to 100 ppm detection range. When the detection range is 0 to 300 ppm, the resolution/digital unit is 2 ppm. And when the detection range is 0 to 1000 ppm, the resolution/digital unit is 5 ppm.
  7. The response time T90 is less than 40 s when the detection range is 0 to 100 ppm or 0 to 300 ppm. When the detection range is 0 to 1000 ppm, response time T90 is less than 60 s. 
  8. The signal is updated every 1 second.
  9. Maintenance interval of this ammonia detector-transmitter model VAC-E2658-NH3-E is 6 months.
  10. The sensor lifetime is more than 2 years.
  11. Self-diagnostics with full functionality check at start-up.
  12. Warm-up time of VAC-E2658-NH3-E is less than or equal to 1 minute.
  13. The power supply of this ammonia detector-transmitter model VAC-E2658-NH3-E is 11 to 30 VDC / 24 VAC. Option: 90 to 265 VAC power unit.
  14. Power consumption is less than 2 VA.
  15. VAC-E2658-NH3-E has a digital interface for RS485 connections working on Modbus RTU protocol.
  16. It has 2 analogue outputs settable at 4-20 mA or 0-10 V.
  17. VAC-E2658-NH3-E has grey die-cast aluminium, IP66 enclosure.
  18. Dimensions of this device is H120 × W125 × D57 mm.
  19. VAC-E2658-NH3-E is flameproof, ATEX: II 2 GD and Ex ed IIC T4 Gb.
  20. The cable gland is M25 for SWA cable or steel conduit with the diameter of 10 to 17 mm.
  21. The wire conductor range is 0.5 to 1.5 mm2.
  22. The device can be operated in the industrial indoor and outdoor areas, safe areas and ATEX Zones 2 and 22.
  23. Operating conditions of VAC-E2658-NH3-E is -40 to 50 °C, 15 to 90 %RH and 0.9 to 1.1 atm pressure.
  24. The sensor may exhibit considerable sensitivity to H2S, NO2 and SO2.

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

In the Middle East, we supply flameproof ammonia 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 flameproof ammonia detector-transmitter in countries including Kenya, Algeria, Tanzania, Djibouti, Chad, Ghana, Rwanda, Uganda, Nigeria, Ethiopia, Morocco, Angola, South Africa etc.

Also, we supply flameproof ammonia detector-transmitter to India, Bangladesh, Pakistan, Afghanistan, Kazakhstan, Srilanka, Maldives and Cyprus.