NDIR8000

  • multi-channel NDIR measuring bench for up to 6 gases
  • special version for TOC with high resolution 100ppm CO2 channel
  • Outputs RS232 and analogue 4-20mA (Option)
  • for direct integration in your analyzers and process controls
  • high accuracy and linearity
datasheet

Description

The NDIR8000 is a compact, user-configurable NDIR measuring bench for special applications –  like TOC.

  • Analog outputs 4 … 20mA integrable
  • special version for TOC analyzers available
  • location-independent operation
  • temperature and pressure compensation, reference channels for maximum precision
  • electrochemical cells integrable

measuring ranges:

gas min MR max MR
CO 0 – 5.000 vppm 0 – 50 Vol.-%
CO2 0 – 100 vppm 0 – 100 Vol.-%
CH4 0 – 5 Vol.-% 0 – 100 Vol.-%
C3H8 0 – 10.000 vppm 0 – 50 Vol.-%
SO2 0 – 2.000 vppm
NO 0 – 5.000 vppm
H2O 0 – 100 Vol.-% rel. / 0 – 6 Vol.-% abs.
O2 (el.chem) 0 – 25 Vol.-%
NO (el.hem) 0 – 5.000 vppm
more ranges and gases on request. 

Technical Specifications

Operating Mode NDIR  
Output digital RS232 (12Bit ADC)
  analog  4…20mA (Option)
Operating Temperature 5…55°C  
Mass 0,8 kg  
Operating Voltage 15VDC…24VDC  
  100mA @ +24VDC (TOC-Version)
  150mA @ +24VDC (Doppelküvette)
Dimensions 320 x 111 x 60 mm (Länge x Breite x Höhe)
Zeropint Drift < 2% of the Range / 24h
Sensitivity Drift < 2% of the Value / Woche
Temperature influence < 0.1% of the Range / K
Linearität < 3% of the Range
Air Pressure < 0,1 % of the Range / hPa (760…1160hPa)
Ripple < ± 0,2 ppm im Bereich 500 ppm CO2
gas connections Schlauchkupplung DN 4/6 für DN 4/6 Schläuche
Flow constant flow necessary
  Range 20…100l/h, max. variation ± 2l/h
erlaubter Gasdruck 20…200hPa
Warm-Up Time