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Electrodes for Process

Oxygen sensors

  | MF39VP, MF39TVP | MF41NVP | MF441 |

MF39VP, MF39TVP


MF39VP:
  • oxygen sensor for waste water
  • integrated temperature sensor
  • robust plastic shaft
  • membrane head is changeable
MF39TVP:
  • oxygen sensor for sea water and process chemistry
  • corrosion-resistant because of titanium design
  • integrated temperature sensor
  • robust plastic shaft
  • membrane head is changeable
Type MF39VP MF39TVP
Shaft plastic, stainless steel Ø 18 mm plastic, titanium, Ø 18 mm
Immersion length 120 mm 120 mm
Cathode platinum platinum
Anode Ag/AgCl Ag/AgCl
Temperature sensor Pt 1000 Pt 1000
Measuring principle amperometric (Clark) amperometric (Clark)
Signal in air 100 ... 130 nA 100 ... 130 nA
Response time in N2 t90 < 70 s t90 < 70 s
Flow rate > 9 cm/s > 9 cm/s
Measuring range 0 ... 20 mg/l, 0 ... 200 % air saturation 0 ... 20 mg/l, 0 ... 200 % air saturation
Temperature range -5 ... 45 °C -5 ... 45 °C
Pressure < 3 bar < 3 bar
Application drinking water, aquarium water, surface water,
waste water
sea water, corrosive mediums
Electrical connection  Variopin plug head with thread PG 16 Variopin plug head with thread PG 16
Order code MF39VP MF39TVP

MF41NVP

  • oxygen sensor for fish farming in fresh water and sea water
  • corrosion-resistant
  • integrated temperature sensor
  • robust plastic shaft
  • membrane head is changeable

MF441

  • oxygen sensor for composting plants
  • integrated temperature sensor
  • design in stainless steel
  • membrane head is changeable
Type MF41NVP MF441
Shaft plastic, Ø 12 mm stainless steel, Ø 18 mm
Immersion length 120 mm 105 mm (shaft length)
Cathode platinum platinum
Anode Ag/AgCl Ag/AgCl
Temperature sensor Pt 1000 Pt 1000
Measuring principle amperometric (Clark) amperometric (Clark)
Signal in air 100 ... 130 nA 60 ... 80 nA
Response time in N2 t90 < 30 s t90 < 180 s
Flow rate > 9 cm/s > 9 cm/s
Measuring range 0 ... 20 mg/l, 0 ... 200 % air saturation 0 ... 20 mg/l, 0 ... 200 % air saturation
Temperature range -5 ... 45 °C -5 ... 80 °C
Pressure < 1 bar < 1 bar
Application aquarium water, surface water, sea water oxygen measurements in composting plants
Electrical connection  Variopin plug head with thread PG 13.5 fixed cable
Order code MF41NVP MF441 ...