Eco Physics - Model CLD 780 TR -Tropospheric Research Gas Analyzer

• Range: 5 ppb – 500 ppm
• Minimum Detectable Concentration: 3 ppt
• Parameters: NO / NOx

Performance

• Sensitivity: 50 ppt in 3 sec./10 ppt in 60 sec.
• Noise at zero (1σ):
• Detection limit: 3 ppt
• Integration interval: selectable: 0.1…999
• Rise time (0 – 95%):
• Zero drift: non (pre chamber)
• Linearity deviation:
• Interferences: HC’s, NH3, NOY non

Operating Specifications: 

• Ranges: 5, 10, 50, 100, 500 ppb
• Outputs:
• serial: RS232
• analog :1V, 10V, at >500 kΩ / 4-20 mA at
• Temperature range: 5-50°C
• Humidity tolerance: 5 – 95% rel. humidity
• Gas flow:
• • sample: 3 l/min NPT
  • O2: 330 ml/min NPT
  • dry air :
• Reaction chamber pressure: 14 mbar
• PMT cooling temp.: <-15°C
• Sample inlet temp.: 60°C regulated
• Operating voltage:
• • standard: 28 VDC ±6%
  • optional: 24 VDC ±10%
• Power requirements: 200 W max.

Delivery includes

• NO/NOX analyzer with all electrical cables, two silica-gel cartridges.

Delivery excludes

• Vacuum pump, vacuum tubing and ozone destroyer

Physical characteristics

• Dimensions (mm): casing: width: 440/height: 225/depth: 420
• front: width: 483/height: 264/depth: 4
• Weight (kg): 35
• Material: standard: aluminum
• optional: aerospace aluminum
• Connections:
• all connections situated on front panel
• 28 VDC
• 1x RS232
• 3x analog output
• Connection for PLC
• O2 inlet (1/4” Swagelok)
• dry air inlet (1/4” Swagelok)
• sample inlet (1/4” Swagelok)
• vacuum outlet (DN 16 ISO KF)

Options

• Pressure regulation: inlet pres. reg. system (bypass concept)
• Increased sensitivity: 25 ppt in 3 sec. /· 5 ppt in 60 sec
• NO2 converter: PLC 762 SR (photolytic converter)

ECO PHYSICS reserves the right to change these specifications without notice.