Laser In-Situ Ammonia Slip Analyzer


It is a explosion-proof tunable laser gas analyzer for slipping ammonia emissions monitoring for SCR or SNCR denitration apparatus. The analyzer is a field-mounted slipping ammonia on-line monitor based on TDLAS for NH3 trace analysis with the feature of low detection limit, accurate measurement results, easy calibration and alignment, simple and compact structure, no moving parts.


Linear Error≤±1%F.S.
Span Drift ≤±1% F.S./half year
Type Of ProtectionExdIICT6 Gb
 Enclosure RatingIP66
 Response Time≤1s(T90)
Analog Output 2× 4-20mA output
Analog Input 2× 4-20mA input
Digital CommunicationsRS485/RS232/GPRS
Working Temp.-20℃~+60℃
Purge Gas 0.3MPa ~ 0.8MPa N2, clean air


  • In-situ installation and real-time measurement avoid pre-treatment sample adsorption, congestion and component damage
  • Modular design, laser module field replaceable, easy maintenance
  • Single spectrum  measuring technology is interfered from background gases
  • The optical path  achieves uncoupling directional adjustment, ambient light path adjusts simply


Apply to slip ammonia emissions monitoring and process control of SCR or SNCR DeNOx apparatus includes coal-fired power plants, aluminum, iron and steel plants, smelters, glass, garbage power plants, cement plants, chemical plants.


There are no reviews yet.

Be the first to review “Laser In-Situ Ammonia Slip Analyzer”

Your email address will not be published. Required fields are marked *