EXcell 251

EXcell 251

EXcell 251

Product catalog summary
Overview: The EXcell 251 NIR Biomass Sensor is a high-precision digital sensor designed for monitoring biomass in biotech, food, and pharmaceutical applications. It features a standardized 12 mm design with an integrated amplifier and a wearless sapphire window, making it suitable for both laboratory and industrial use.
Specifications:
  • Measuring Range: 0...100 arb.Unit / 0...300 g/l (cell dry weight yeast)
  • Resolution: 0.01 arb.Unit
  • Accuracy: ± 1.5% from measurement value
  • Reproducibility: ≤ 1% from final value
  • Wavelength: 850 nm
  • Light Source: LED
  • Shaft Length: 120 / 220 / 320 / 420 mm
  • Wetted Material: Stainless steel 1.4435 (316L)
  • Surface Finish: Ra <0.37 µm
  • Measuring Window: Sapphire
  • Process Connection: Thread PG13.5
  • Process Temperature: 0...90 °C, 135 °C max. 1 hour (SIP cycle)
  • Process Pressure: max. 16 bar (232 psi)
  • Electrical Connection: Fischer Core Series
  • Cable Length: 2 m / 5 m
  • Interfaces: USB, RS485 Modbus, 4...20 mA
  • Protection Class: IP68
Features:
  • Hygienic design, autoclavable
  • Maintenance-free due to LED light source
  • Data output directly on PC, Modbus RS485 or 4...20 mA
  • High linearity of the measurement signal
  • Easy parametrization with EXpert software
Accessories:
  • Communication interface ECI-02 RS485 Modbus
  • Communication interface ECI-03 with analogue output and switching contact
  • Reference normal for EXplore 171
Order Information:
  • Measuring Range Code A: 0...100 arb. Unit / 0...300 g/L (cell dry weight yeast) - Delivery in 3 weeks
  • Shaft Length Codes: 120 mm (3 weeks), 220 mm (3 weeks), 320 mm (4 weeks), 420 mm (4 weeks)
  • Process Connection Code PG1: Thread PG 13.5 - Delivery in 3 weeks
  • Interface Codes: D0 (Modbus RTU RS485) and DA (Modbus RTU RS485 / Analogue 4...20 mA) - Delivery in 3 weeks
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Catalog excerpts

EXcell 251-1

NIR Biomass Sensor Ø12mm » Standardised 12 mm design with integrated amplifier » Wearless sapphire window, CIP/SIP-capable » Hygienic design, autoclavable » Maintenance free due to LED light source » Data output directly on PC, Modbus RS485 or 4...20 mA » High linearity of the measurement signal » Easy parametrisation with EXpert software EXcell 251 is a high-precision digital NIR backscatter sensor in 12mm hygienic design for monitoring biomass measurements in biotech, food and pharmaceutical applications for both laboratories and industrial production processes. Specifications Measuring range: Typical Measurements 0...100 arb.Unit / 0...300 g/l (cell dry weight yeast) Resolution: ± 1,5 % from measurement value ≤ 1 % from final value Wave length: Light source: Shaft length: Wetted material: Measuring window: Process connection: Process temperature: Process pressure: Electrical coonection: Fischer Core Series Cable length: Protection class: Exner Process Equipment GmbH // Carl-Metz-Straße 26 // 76275 Ettlingen // Germany fon +49 (0)7243-94 54 29-0 // fax +49 (0)7242-94 54 29-99 // mail [email protected] Managing directors: Detlef Exner, Michael Tottewitz // Registration court Mannheim, HRB 706 588 // VAT number DE264742343

 Open the catalog to page 1
EXcell 251-2

>X<EXN ER Process Equipment Order code Code Measuring range A 0...100 arb. Unit / 0...300 g/L (cell dry weight yeast) Code Process connection Code Interface Delivery time 3 Weeks Delivery time 3 Weeks Delivery time 3 Weeks Delivery time 3 Weeks 3 Weeks Accessories Validity: 23.02.2023/ EXcell 251_Datasheet_en_261006 Exner Process Equipment GmbH // Carl-Metz-Stralie 26 // 76275 Ettlingen // Germany fon +49 (0)7243-94 54 29-0 // fax +49 (0)7242-94 54 29-99 // mail [email protected] Managing directors: Detlef Exner, Michael Tottewitz // Registration court Mannheim, HRB 706 588 // VAT number DE264742343...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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