Prismatic 3

multi-species CRDS gas analyzer

  • Air Separation Units & Nitrogen Plants
  • Gas Quality Control
  • Gaseous CRMs & Calibration Gas Mixtures
  • Greenhouse Gas Monitoring
  • High-Purity Gases & Systems
  • Hydrogen Fuel Cells
  • Research & Development

DETECTION CAPABILITY

Detection and Matrix      Range                       LDL (3σ)           Precision (1σ) @ zero
CH4 in N2 0 – 100 ppm 100 ppb 35 ppb
H2O in N2 0 – 40 ppm 100 ppb 35 ppb
CO in N2 0 – 500 ppm 50 ppb 20 ppb
CO2 in N2 0 – 1000 ppm 200 ppb 70 ppb
CH4 in H2 0 – 100 ppm 100 ppb 35 ppb
H2O in H2 0 – 25 ppm 100 ppb 35 ppb
CO in H2 0 – 500 ppm 50 ppb 20 ppb
CO2 in H2 0 – 1000 ppm 320 ppb 110 ppb
CH4 in Ar 0 – 90 ppm 100 ppb 35 ppb
H2O in Ar 0 – 18 ppm 40 ppb 15 ppb
CO in Ar 0 – 400 ppm 40 ppb 15 ppb
CO2 in Ar 0 – 800 ppm 160 ppb 55 ppb
CH4 in O2 0 – 90 ppm 100 ppb 35 ppb
H2O in O2 0 – 20 ppm 50 ppb 20 ppb
CO in O2 0 – 800 ppm 45 ppb 15 ppb
CO2 in O2 0 – 1700 ppm 170 ppb 60 ppb

SPECFICATIONS

Performance
Operating range See Detection Capability table
Detection limit (LDL, 3σ/24h) See Detection Capability table
Precision (1σ, greater of) ± 0.75% or 1/3 of LDL
Accuracy (greater of) ± 4% or LDL
Speed of response < 5 minutes to 95% (in 4-channel operation)
Environmental conditions 10°C to 40°C, 30% to 80% RH (non-condensing)
Storage temperature -10°C to 50°C
Gas Handling System and Conditions
Wetted materials 316L stainless steel, 10 Ra surface finish
Gas connections 1/4” male VCR inlet and outlet
Leak tested to 1 x 10-9 mbar l / sec
Sample inlet pressure 10 − 125 psig (1.7 − 9.6 bara)
Flow rate < 1 slpm (gas dependent)
Sample gases Inert gases, hydrogen and oxygen
Gas temperature Up to 60°C
Dimensions, H x W x D
Standard sensor 8.73″ x 19.0″ x 23.6″ (222 mm x 483 mm x 599 mm)
Weight
Standard sensor 50 lbs (22.7 kg) estimated
Electrical & Interfaces
Alarm indicators 1 user programmable per channel, 1 system fault, Form C relays
Power requirements 90 − 240 VAC, 50/60 Hz
Power consumption 300 Watts max.
Signal output Isolated 4−20 mA per channel
User interfaces 10.4” LCD touchscreen, 10/100 Base-T Ethernet
  RS-232, RS-485
Data storage Internal or external flash drive
Certification CE Mark
Patents
U.S. Patent # 7,277,177  

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