Flue Gas Probes

ZIROX flue gas probes (SS31) are robust sensors which serve the λ-determination in large-scale firing plants as well as the measurement of oxygen partial pressure of furnace atmosphere.

The probes are calibration-, drift- and maintenance-free. During measurements in reducing atmosphere, a falsification of the gas composition caused by cooling of the measuring gas in a suction line does not occur. An integrated heater provides the working temperature. The use of high-quality components and materials guarantees high long-term stability.

Applications

  • Flue gas measurements in power plants
  • Process gas measurements
Length 300…1800 mm
Diameter 25 mm
Weight 1…3.5 kg
Material 1.4841
Dimension clamp head 75 x 80 x 60 mm
Clamps 5 x Phönix MBK 2,5/E
Protection degree IP52, IP65 on request
Power supply 36 V (DC oder AC)
Heater resistance AC / DC 8 Ohm
Heating current AC / DC 4.5 A
Heating power AC / DC 160 VA
Heater control max. cycle time at PWM 500 ms
Range -0.01…20.6 Vol.-% O2
Accuracy < 5 % rel. error
Working temperature 700…800 °C
Offset -2 m…-10 mV
Sensor voltage
(5.0 Vol.-%, 800 °C)
-33.1 mV
Thermocouple type B (800 °C corresponds to 3.2 mV)
Flow measuring gas max. 10 m/s
Reference gas ambient air
Flow reference gas 5…10 l/h

Related Products

Electronics E2000

Probe Electronics E2000

The electronic unit E2000 is a comfortable device for the use of ZIROX oxygen probes. The signals of ZIROX probes are recorded with the E2000,

Miniature Probe Ss27 Ms27

Miniature Probes

The ZIROX miniature probes MS27 and SS27 with controlled heater and integrated primary electronics provide high precision at comparatively lower costs.

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