CLD 780 TR

Tropospheric Research Gas Analyzer

RANGE

5 ppb – 500 ppb

Minimum Detectable Concentration

3 ppt

PARAMETERS

NO / NOx

ECO PHYSICS CLD 780 TR

Tropospheric Research Gas Analyzer

The NO analyzer for scientific research of the free troposphere. Specially designed to rapidly detect very low NO/NOX concentrations in the range of parts per trillion, the CLD 780 TR is a tailor-made solution for aircraft and vertical flux measurements.

Performance

Sensitivity

50 ppt in 3 sec./10 ppt in 60 sec.

Noise at zero (1σ)

<25 ppt in 3 sec.

Detection limit

3 ppt

Integration interval

selectable: 0.1…999

Rise time (0 – 95%)

<1 sec

Zero drift

non (pre chamber)

Linearity deviation

<1% full-scale

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 <600 Ω

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 : <50 ml/min NPT

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.

Further information can be found in the Product Brochure

Download Brochure

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