Biomass Gas Analyzer <ZPAF>

Biomass gas analyzer

Measures H2S, CH4, CO2, and O2 generated in biogas plants

  • Simultaneous and continuous monitoring of H2S, CH4, CO2, and O2
  • Compact and lightweight: 19-inch rack mount, 9 kg
  • Easy-to-see LCD
  • Optional functions include: automatic calibration, concentration alarm, remote input for switching range, and more.

Specifications

Principle CH4 & CO2: single-beam NDIR sensor
O2: Galvanic cell sensor
H2S: Constant-potential electrolytic sensor + Sample-switching system
Display 4-digit backlit LCD
Ranges
Component 1st range 2nd range
CH4 0–20 vol% 0–100 vol%
CO2: 0-20 vol% 0-100 vol%
H2S 0–500 ppm 0–2000/5000 ppm
O2 0–10 vol% 0–25 vol%
Number of measurable components Max. 4 (simultaneous and continuous measurement)
Analog output 4–20 mA DC or 0–1 V DC (up to 12 points)
Contact output (option) SPDT relay contact (up to 15 points): device error, calibration error, range identification, auto-calibration status, solenoid valve drive for auto-calibration, limit alarm
Contact input (option) Voltage contact input (12–24 V DC, up to 9 points)
Remote switchover of ranges, auto-calibration remote start, remote hold
Communication (option) RS-485 (MODBUS)
Output hold During calibration, output signal can be hold at the value before calibration.
Range switchover Manual or automatic
Power supply voltage 100–240 V AC, 50/60 Hz
Power consumption Approx. 100 VA
Dimensions H 133 × W 483 × D 382 mm
Ambient temperature CH4 & CO2: 5–40°C
H2S & O2: 15–40°C
Weight Approx. 9 kg
Gas inlet/outlet Rc 1/4 or NPT 1/4 internal thread
Sensor life expectancy O2 sensor: approx. 2 years
H2S sensor: approx. 1 year
Certification CE Marking

Performance

Repeatability ±0.5% FS (H2S: ±2.0% FS)
Linearity ±1% FS (H2S: ±2.0% FS)
Zero drift ±2% FS per week
Span drift ±2% FS per week (H2S: ±2.5% FS)
Response time
(for 90% response)
10–30 s (H2S: 180 s)

Gas conditions

Flow rate 0.5 ±0.2 L/min
Temperature 10–50°C
Pressure ≤ 10 kPa
Dust ≤ 100 μg/Nm3 with particle size ≤ 0.3 μm

Gas Analyzers

Flue Gas Analyzer System <ZSU>
NOx, SO2, CO, CO2, O2

Flue gas analyzer system <ZSU> NOx, SO2, CO, CO2, O2

• Double-beam NDIR sensor + O2 sensor
• Long-term stability
• Continuous measurement of up to 5 components

Flue Gas Analyzer System <ZSJ>
NOx, SO2, CO, CO2, O2

Flue gas analyzer system <ZSJ> NOx, SO2, CO, CO2, O2

• Single-beam NDIR sensor with sample switching system + O2 sensor
• Excellent zero-point stability
• Continuous measurement of up to 5 components

Flue Gas Analyzer System <ZSU-7>
NOx, SO2, CO, CO2, O2, HCl, dust

Flue gas analyzer system <ZSU-7> NOx, SO2, CO, CO2, O2, HCl, dust

• Monitors up to 7 gas concentrations
• Space-saving design

Cross Stack Laser Gas Analyzer <ZSS>
HCl, NH3, O2, CO, CO2, CH4

Cross stack laser gas analyzer <ZSS>HCl, NH3, O2, CO2, CH4

• Direct insertion type
• Continuous measurement of HCl, NH3, O2, CO, CO2, and CH4 in flue gas

Aerosol Analyzer <ZSF>

Aerosol analyzer <ZSF>

Real-time and quantitative analysis of particle size, number of particles, composition (sulfate, nitrate, black carbon) of aerosol (PM2.5) in the air

In-Situ Zirconia Oxygen Analyzer System <ZSB>

In-situ zirconia oxygen analyzer system <ZSB>

• Continuous measurement of O2 in combustible gas
• Ideal for combustion control

Double Beam NDIR Gas Analyzer <ZKJ>
NO, SO2, CO, CO2, N2O, CH4, O2

Double beam NDIR gas analyzer <ZKJ>NO, SO2, CO, CO2, O2, H2S, CH4

• Double-beam NDIR sensor
• Continuous measurement of up to 5 components

Single Beam NDIR Gas Analyzer <ZPA>
NO, SO2, CO, CO2, CH4, O2

Single beam NDIR gas analyzer <ZPA>NO, SO2, CO, CO2, O2

• Single-beam NDIR sensor
• Compact and light weight
• Continuous measurement of up to 5 components

Single Beam NDIR Gas Analyzer <ZPB>
NO, SO2, CO, CO2, O2

Single beam NDIR gas analyzer <ZPB>NO, SO2, CO, CO2, O2

• Single-beam NDIR sensor with sample-switching system
• Continuous measurement of up to 5 components

Single Beam NDIR Gas Analyzer <ZPG>
NO, SO2, CO, CO2, O2

Single beam NDIR gas analyzer <ZPG>NO, SO2, CO, CO2, O2

• Single-beam NDIR sensor with sample-switching system
• Continuously measures low concentration (0•5 ppm) gases

Single Beam NDIR Gas Analyzer <ZRE>
NO, SO2, CO, CO2, O2

Single beam NDIR gas analyzer <ZRE>NO, SO2, CO, CO2, O2

• Single-beam NDIR sensor
• Compact and light weight
• Continuous measurement of up to 5 components

Thermal Conductivity Gas Analyzer <ZAF>
H2, He, Ar

Thermal conductivity gas analyzer <ZAF> H2, He, Ar

Best suited for H2, He, and Ar measurement

Flameproof Thermal Conductivity Gas Analyzer <ZAFE>

Flameproof Thermal Conductivity Gas Analyzer <ZAFE>

Ideal for H2, Ar, and He measurement

Paramagnetic Oxygen Analyzer <ZAJ>

Paramagnetic oxygen analyzer <ZAJ>

• Fast response
• Communication function
• Ideal for measuring oxygen in combustible gas

In-Situ Zirconia Oxygen Analyzer <ZKM1, ZKM2, ZFK8>

In-situ zirconia oxygen analyzer <ZKM-1, ZFK8>

• Insertion type
• No need for gas sampling device
• Measures O2 in incombustible gas

In-Situ Zirconia Oxygen Analyzer (HART Communication) <ZKMA, ZKMB, ZFK8>

In-Situ Zirconia Oxygen Analyzer (HART communication) <ZKM-2/ZFK8>

In-situ oxygen analysis requires no gas sampling device
Ideal for combustion control in industrial boilers and furnaces

In-Situ Zirconia Oxygen Analyzer for Hazardous Location <ZKME, ZFKE>

In-situ zirconia oxygen analyzer for hazardous location  <ZKME, ZFKE>

• Insertion type
• No need for gas sampling device
• Measures O2 in incombustible gas

Compact NDIR Gas Analyzer System <ZSVF>

Compact NDIR gas analyzer system<ZSVF>

• Simultaneously measures up to 5 components among NOx, SO2, CO, CO2, CH4, and O2
• No need for gas sampling device

Portable NDIR Gas Analyzer <ZSVS>

Portable NDIR gas analyzer <ZSVS>

Simultaneously measures up to 4 components among CO, CO2, CH4, and O2

NDIR Gas Analyzer for Heat Treatment Furnaces <ZFG>

NDIR gas analyzer for heat treatment furnaces <ZFG>

Continuous measurement of CO, CO2, CH4 in heat treatment furnace

NDIR CO2 Controller <ZFP>

NDIR CO2 controller <ZFP>

• Measures CO2 in the air
• Analog output and alarm output

Biomass Gas Analyzer <ZPAF>

Biomass gas analyzer <ZPAF>

Measures H2S, CH4, CO2, and O2 generated in biogas plants

NDIR Gas Analyzer (Substitute for ZRG) <ZKJJ>

NDIR gas analyzer (substitute for ZRG) <ZKJJ>

• Double-beam NDIR sensor
• Compatible to obsoleted ZRG

NDIR Gas Analyzer (Substitute for ZRH) <ZPAH and ZPA1>

Gas sampling devices

• Single-beam NDIR sensor
• Compatible to obsolated ZRH

NDIR Gas Analyzer (Substitute for ZRJ) <ZPAJ>

NDIR Gas Analyzer (substitute for ZRJ) <ZPAJ>

• Single-beam NDIR sensor
• Compatible to obsolated ZRJ

Gas Sampling Devices <ZB□, ZDL>

Gas sampling devices

Gas extractor, pump, cooler, filter, converter, etc.