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연소가스 분석기 (GA-21plus)
 
     
 

   

특징

환경부 형식 승인번호 : 제ASGAM-2005-8호
O2, CO 기본 외 (NO, NO2, SO2, H2S, H2, Cl2, HCl,
  유속, 유량 및 IR-CO2, IR-CH4) 중 7가지 센서 장착
  가능
직접 측정이 아닌 Calculated CO2, NO2, NOx 기능
열효율성, Lambda, 온도, 압력, 유속, 유량, 연무 측정
Peltier Cooler 사용으로 완벽한 수분 제거
2채널 Analogue ouputs (0/4 - 20mA) 로 연속 모니터
  링 가능
자동 산출 및 진단이 가능하도록 Programming 가능
  총 1024 데이타 세트 분석을 위한 메모리 (30개
  Report, 10개 Bank)
RS-232 디지탈 인터페이스로 PC와 통신 가능
무인 Logging Mode


용도

Soft case 사용 시 4.8Kg으로 경량화된 Multi Gas Analyser
22가지 기본 보일러 연료 상수 입력 외 사용자 입력 기능으로 특수 연료에 대한 정밀한 CO2 계산
장비 내 반도체 유량 센서에 의한 안정된 (0.9 L/min) Sampling 가스 유입으로 유량 변동이 없는
  안정적인 측정
사용자 지정에 의한 다양한 CO sensor 적용 가능 (0 - 100ppm, 20,000ppm, 10% 사용자 선택)

사양

Parameter
Method
Indication range
Display resolution
Accuracy
Detection limit
Resp. time (t90)
Gases measured in standard configurationn
O2 - oxygen, volumetric concentration
electrochemical gas sensor
0..25 %
0.01 %
0.20 % 0.20 %
45 s
CO2 - carbon dioxide, volumetric concentration
calculated from volumetric concentration of O2
0..25 %
0.01%
0.20 % 0.20 %
45 s
CO - carbon monoxide, volumetric concentration
electrochemical gas sensor
0..20000 ppm
1 ppm
±5 ppm or
5 % rel.
5 ppm
45 s
COmg - carbon monoxide, mass concentration
calculated from volumetric concentration of CO
0...
1 mg/Nm3
±10 mg/Nm3 or 5 % rel.
10 mg/Nm3
45 s
COrel - carbon monoxide, mass concentration relative to O2
calculated from volumetric concentration of CO and O2
0...
1 mg/Nm3
±10 mg/Nm3 or 5 % rel.
10 mg/Nm3
45 s
Gases measured with optional IR sensors
CO2 - carbon dioxide volumetric concentration
NDIR sensor
0..25 %
0...100 %
0.01 %
+/-3 % rel., or 0.5 % abs.
0.20 %
45 s
CH4 - Methane, volumetric concentration
NDIR sensor
0...5 %
0...100 %
0.01 %
0.1 %
+/-3 % rel., or 0.5 % abs.
0.20 %%
45 s
Gases measured with optional electrochemical sensors
NO / NOx - volumetric concentration of nitrogen oxides.
electrochemical gas sensor
0..1000 ppm
1 ppm
±5 ppm or 5 % rel.
5 ppm
45 s
NOmg/NOxmg - mass concentration of nitrogen oxides
calculated from volumetric concentration of NO
0...
1 mg/Nm3
±15 mg/Nm3 or 5 % rel.
15 mg/Nm3
45 s
NOrel / NOxrel - mass concentration of nitrogen oxides relative to O2
calculated from volumetric concentration of NO and O2
0...
1 mg/Nm3
±15 mg/Nm3 or 5 % rel.
15 mg/Nm3
45 s
NO2 - volumetric concentration of nitrogen dioxide.
electrochemical gas sensor
0..1000 ppm
1 ppm
±5 ppm or 5 % rel.
5 ppm
45 s
NO2mg - mass concentration of nitrogen dioxide
calculated from volumetric concentration of NO2
0...
1 mg/Nm3
±15 mg/Nm3 or 5 % rel.
15 mg/Nm3
45 s
NO2rel - mass concentration of nitrogen dioxide relative to O2
calculated from volumetric concentration of NO2 and O2
0...
1 mg/Nm3
±15 mg/Nm3 or 5 % rel.
15 mg/Nm3
45 s
SO2 - volumetric concentration of sulphur dioxide.
electrochemical gas sensor
0..5000 ppm
1 ppm
±5 ppm or
5 % rel.
5 ppm
45 s
SO2mg - mass concentration of sulfur dioxide.
calculated from volumetric concentration of SO2
0...
1 mg/Nm3
±15 mg/Nm3 or 5 % rel.
15mg/Nm3
45 s
SO2rel - mass concentration of sulfur dioxide relative to O2
calculated from volumetric concentration of SO2 and O2
0...
1 mg/Nm3
±15 mg/Nm3 or 5 % rel.
15 mg/Nm3
45 s
Other measured values
Tgas - flue gas temperature
Thermocouple
-10..1000°C
1°C
± 2 °C or 1.5 % rel.
1 °C
30 s
Tamb - ambient temperature
Thermistor
-10..100°C
1°C
± 1 °C
1 °C
30 s
U/I - external input
ADC
-20...+20 V
-20...+20 mA
0.01 V
0.01 mA
±0.02 V
±0.02 mA
0.01 V
0.01 mA
10 s
T1 - external input
Thermocouple
0...1600°C
1°C
±2 °C or 1. 5 % rel.
1 °C
10 s
T2 - external input
Thermistor
-20...1000°C
1°C
±2 °C or 1. 5 % rel.
1 °C
10 s
Pressure
DMS bridge
-25 hPa ... +25 hPa
0.1 Pa
±2 Pa or 5 % rel.
1 Pa
10 s
Flow velocity (Option)
Pitot tube
1...50 m/s
0.1 m/s
0.3 m/s or 5 % rel.
0.1 m/s
10 s
Soot/smoke test
Bacharach method
0..9
0.5
0.5
0.5
TI (CO/CO2-Toxic Index)
calculated
0...0.01
0.0001
5 % rel.
0
10 s
Lambda - excess air number
calculated
1..10
0.01
2 % rel.
0
10 s
qA - combustion losses
calculated
0..100 %
0.1 %
2 % rel.
0 %
10 s
Eta - efficiency
calculated
0..120 %
0.1 %
2 % rel.
0 %
10 s