High precision NIR Absorption Biomass Sensor

EXcell 241 is a high-precision digital near-infrared (NIR) absorption sensor designed for DN25 weld-in socket installation. It is suitable for biomass concentration monitoring in the biotechnology, food, and pharmaceutical industries, covering applications from laboratory analysis to industrial production processes.

Product Features

1. Supports units: EBC / FAU / mg/l / AU / OD or customizable units
2. Designed for DN25 weld-in socket installation
3. Built-in amplifier
4. No need for a traditional signal converter
5. Wear-free sapphire window, compatible with CIP/SIP cleaning
6. Hygienic design, autoclave sterilizable
7. Maintenance-free LED light source
8. Connectable to a computer via USB, Modbus RS485, or 0…20 mA current output interface
9. Easy parameter configuration using EXpert software

Downloads

EXcell 241 Specification Sheet EXcell 241 Specification Sheet2

Specifications

Measuring Range: 0...6 AU, 0...6600 EBC
Resolution: 0.1% or 0.01 AU
Accuracy: ±1%
Repeatability: ≤ 1% of final value
Wavelength: 850 nm
Light Source: LED
Optical Path Length: 5 / 10 / 20 mm
Immersion Length: 70-85 mm / 110-125 mm
Wetted Materials: Stainless Steel 1.4435 (316L)
Surface Roughness: Ra < 0.37 µm
Optical Window Material: Sapphire
Process Connection: G1 1/4 thread
Process Temperature: 0...90°C, up to 135°C (SIP cleaning cycle, max. 1 hour)
Process Pressure: Up to 16 bar (232 psi)
Electrical Connection: Fischer Core series connector
Cable Length: 2 m / 5 m
Communication Interface: USB, RS485 Modbus, 4...20 mA
Protection Rating: IP68