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SD2 Controlled Atmosphere Gas Monitor
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SD2 Controlled Atmosphere Gas Monitor

Order Number: SD2
The SD2 is a sample draw toxic gas monitor designed to work in controlled atmosphere rooms with low oxygen levels, or rooms using corrosive cleaning chemicals such as SO2/O3.

Lead Time: 6-8 weeks

  • Single-point sample draw system for toxic gas monitoring.
  • Designed for low-oxygen controlled atmosphere rooms, but suits many other applications.
  • Electronics potted to eliminate corrosion from continuous exposure to moisture.
  • Ammonia specific electrochemical sensor technology.
  • 10 minute sampling rate.
  • Weatherproof NEMA 4X polycarbonate enclosure safe for outdoors and wash-down areas.
  • Standard Range of 0-50 ppm Ammonia, also offered for other gases and custom ranges.
  • Part Number: SD2-NH3 


Size 11.3" high x 9.3" wide x 7" deep
Weight 7.0 lbs
Power Requirements 24 VDC, 1A
Signal Output 4/20mA
Detection Method Single-point sample draw system
Temperature -20F to +140F (-28C to +60C)
Warranty 2 years (including sensor element)
Please review these other products:

GG-NH3 Replacement Cell

Order Number: GG-NH3-RC
Replacement electrochemical NH3 cell for the GG-NH3. Also recommended for use with Manning EC-F2 / EC-F9 / EC-FX transmitters.

Lead Time: 1 day

GG-H2S Replacement Cell

Order Number: GG-H2S-RC
Replacement electrochemical H2S cell for the GG-H2S and ECF2-H2S sensors.

Lead Time: 1 day