Flue Gas Analyzer System (ZSU)

Continuous monitoring of up to 5 components:
NOx, SO2, CO, CO2, and O2

Ideal for flue gas monitoring in waste incinerators, boilers, and furnaces

  • Space-saving design
  • A variety of functions: auto calibration, O2-corrected output, averaging, alarm, etc.

Specifications

Principle NOx, SO2, CO, CO2: Non dispersive infrared sensor
O2: zirconia sensor or paramagnetic sensor
Components 1 component: NOx, SO2, CO, CO2
2 components: NOx + SO2, NOx + CO
3 components: NOx + SO2 + CO
4 components: NOx + SO2 + CO + CO2
O2 measurement can be added to above all.
Range NOx: 0–50 ppm…5000 ppm
SO2: 0–50 ppm…5000 ppm
CO: 0–50 ppm…5000 ppm
CO2: 0–10%…20%
O2: 0–10%…25%
Repeatability ±0.5% FS
Zero drift ≤ ±1.0% FS per week
Ranges below 200 ppm: ≤ ±2.0% FS per week
In O2 measurement: ≤ ±2.0% FS per month
Span drift ≤ ±2.0% FS per week
In O2 measurement: ≤ ±2.0% FS per month
Linearity ±1.0% FS
Response time ≤ 120 s (for 90% response, from the analyzer inlet)
≤ 240 s for SO2 measurement
Output signal • 4–20 mA DC (linear)
(instantaneous values, O2-corrected instantaneous values, O2-corrected average values, O2 average)
• Contact output
(CO peak count and alarm, concentration alarm, under auto calibration, device error, etc.)
Contact input Auto-calibration start, average reset, range switch, output hold, pump ON/OFF, etc.
Functions Auto calibration, O2 correction, averaging, CO peak count and alarm, data recording
Operating environment -5°C to +40°C or -10°C to +40°C, RH 90% or lower
Power supply voltage 100, 110, 115, 200, 230 V AC, 50/60 Hz
Dimensions 800 (H) × 1710 (W) × 615 (D) mm, for indoor use
Houses six 3.4 L standard gas cylinders
Gas conditions Temperature Standard: ≤ 800°C
Non-standard: ≤ 1000°C or 1300°C
Dust ≤ 100 mg/Nm3
Pressure -3 to +3 kPa
Component SO2: ≤ 500 ppm
NOx: ≤ 1000 ppm
CO2: ≤ 15%
CO: ≤ 2000 ppm
HCl: ≤ 1000 ppm
Scroll
scrollable

Gas sampling system configuration example

Dimensions (in mm)

Gas extractor dimensions (in mm)