Product added to compare
Product Compare added Product Compare

SE740 Optical Oxygen Sensor | M12 (8 pins) | 120 mm | For demanding hygienic environments

Description

SE740 Optical Oxygen Sensor | M12 (8 pins) | 120 mm | For demanding hygienic environments

Optical oxygen measurement based on fluorescence quenching technology

  • Flow-independent measuring principle
  • No polarization required
  • Replaceable sensor cap
  • Integrated wear monitoring
  • Stainless steel 1.4435, Inspection Certificate 3.1, Ra < 0.4 μm
  • FDA compliant materials
  • Digital communication

Flow-independent optical oxygen sensor with fast response. Ideal for measurements in demanding hygienic environments. Steam-sterilizable, autoclavable, and CIP-capable.

Applications
Food, pharmaceutics, fermentation, and process

We look forward to hearing from you!
Contact Us

Technical details

Measurement Parameter: Oxygen
Pressure range Prel: –1 ...12 bar
Temperature range: 0 ... +85 °C (Oxygen measurements), –10 … +140 °C (steam sterilization)
Connector: M12 (8 pins)
Length: 120 mm
Process Connection: PG 13.5
Measuring Range: DO: 4 ppb … 25 ppm, pO₂: 0.1 ... 600 mbar
Temperature Detector: yes, for temperature compensation
Measuring Principle: Optical
Process-wetted sensor parts: Stainless steel 1.4435, silicone FDA, EPDM FDA
Max. CO₂ partial pressure: 12 bar
Drift at 25 °C and constant conditions: < 1 % per week
Surface roughness of steel body: Ra < 0,4 μM (N5)

Downloads

Manuals

[3142] User Manual
SE740 Optical Oxygen Sensor
Version 02

Brochures

[13395] Brochure
Sensors - For measuring pH/ORP, conductivity or oxygen. Digital or analog.

Data Sheets

[3131] Data sheet
SE740 Optical Oxygen Sensor
Product Description | Specifications | Product Range

Certificates

[14511] EU Declaration of Conformity (DE, EN, FR)
No. EU220118A | 2022-01-18
Digital Sensors, non Ex
[14155] Declaration of Compliance 2.1 (DE, EN)
according to EN 10204 | gemäß EN 10204

Our service

Used in Process or Applications

Measurement of pH values, dissolved oxygen, and conductivity as key parameters in the boiler feed water circuit.
Measurement of pH values, dissolved oxygen, and conductivity in boiler feed water, steam, and condensate in combined gas turbines in power plants.
Measurement of pH value, dissolved oxygen, and redox potential in various applications during the water treatment process of power plant wastewater.

Related Products

Relevant Blog Posts

Sturdy 2-Electrodes Conductivity Sensor SE625 with Coaxial Electrodes made of Titanium

The SE625 ensures reliable and accurate determination of the conductivity of ultrapure water in the semiconductor industry.

Combined pH- and ORP-Sensor SE555X/*-AMSN

Combined pH and ORP measurement in one sensor SE555 saves place and equipment costs for demanding requirements in the chemical industry, the food sector and for hygienic applications.

SE655X Digital and SE656X Digital - Digital Conductivity Sensors with Ex Certification

The SE655X digital and SE656X digital conductivity sensors with Memosens protocol are now also available with Ex certification.

New SE656N digital conductivity sensor

New toroidal Digital Conductivity Sensor with a large measuring range and consisting of PFA for using in aggressive media

How to get the sensor into the process

Sensors as the direct interface to the process must be exactly matched to the chemistry of the measured medium and to the prevailing pressure and temperature conditions.