Online Electrochemical H2S Gas Analyzer for CEMS Application

Online Electrochemical H2S Gas Analyzer can be used for measurement of the concentration of H2S in sample gases simultaneously . It is based on the fuel cell method (ECD) for H2S. This analyzer is designed with 19 inches 3U smaller physical dimensions .The general application is  for CEMS application with 0-100ppm range.

Operating Principle	3-electrode potentiostatic cell w/o potentiostat
Sensor Lifetime	~ 2 years
Measurement Range	0 to 100 ppm
Maximum Overload	up to 250 ppm
Sensitivity	500 to 1,000 nA/ppm
Response Time t90	< 25 s
Drift	< 30 % signal/year
Zero Offset Current	< ± 1 ppm
Bias Voltage	+ 300 mV
Warm-up Time	8 h, when connected to Bias
Operating Temperature	10 to 45 °C(increased response time below 0 °C)
Pressure Range	750 to 1250 hPa
Humidity Range	30 to 60 % RH
Interferences	(without filter) 2.000 ppm CO: < 1 nA/ppm 1.000 ppm SO2: < 40 nA/ppm 800 ppm NO: < 400 nA/ppm 100 vol. % H2: none

Output Interface	RS232
Analog output	4～20mA
Working Temperature	10～45℃
Relative Humidity	30～60%
Pressure	750 to   1250 hPa
Power supply	200V-240V AC / 50Hz-60Hz  (100-120V AC/ 50-60Hz optional)
Temperature control	55℃
Calibration	Zero and span calibration
Dimensions	435*450*135 mm (L*W*H)
Weight	About 12kg