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Screwfit Zirconium Dioxide Oxygen Sensors

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Specification

TECHNICAL SPECIFICATIONS

Heater voltage
    Operating 4.35Vdc +/-; 0.1Vdc (1.85A)
    Standby 2Vdc (0.85A)
Pump impedance at 700°C < 6kΩ
Permissible gas temperature -100°C to +250°C
Gas flow rate 0-10 m/s
Repetitive permissible acceleration 5g
Incidental permissible acceleration 30g
Mounting Thread M18 x 1.5

OUTPUT VALUES

Oxygen pressure range 2mbar-3bar max.
Accuracy 5 mbar max.
Internal operational temp 700°C
Response time (10-90% step) <4s
Warm up time (prior to sensor operation) 100s
Warm up time (from standby) 20s
Output stabilisation time ~ 180s


OUTLINE DRAWINGS

ScrewFix_diagrams

ELECTRICAL INTERFACE

Molex Mating Connector

Molex-connector

Pin Designation
1 Pump (Red)
2 Common (Black)
3 Heater (+) (Yellow)
4 Sense (Blue)
5 Heater (-) (Yellow)

Features & Benefits

FEATURES

  • Zirconium dioxide technology
  • Requires remote electronics to operate
  • Small sensing element
  • Low weight
  • Integral heating element
  • All stainless steel construction both internally and externally
  • Customer specific designs and connectors
  • Works at high oxygen presssures
  • Compact in size

BENEFITS

  • Long life, non-depleting technology
  • No reference gas required creating the ability to measure a wide oxygen range
  • No need for temperature stabilisation
  • Linear output signal
  • Can be used in high pressure and temperature environments
  • Simple recalibration if/when required
  • Full technical and application support available

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