Shodex RI-501 Refractive Index Detector


  • Shodex Refractive Index Detector (RI-501)
    • 110V
    • Power Cable
    • General Purpose Signal Cable
    • Connector tube
    • Operation Manual
  • Ninety (90) Day Warranty

More details

Item#: 11531
Model: RI-501
Condition: New

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Shodex RI-501 Refractive Index Detector

The Shodex RI-501 RID is a versatile and high sensitive RI detector that can be used with many HPLC system. It consists of a color-LCD, an automatic start-up function, and validation wizard. The detector series are available as Analytic, semi-micro and preparative line up.


  • The automatic start-up function controls the complicated operations such asblank substitution and baseline atabilization automatically.
  • The validation wizard enables easy component validation.
  • Improved double temparature control system shortens the required warm-up time and provides stable background.
  • The leak sensor automatically stops the pump in case of solvent leakage.
  • External input and output terminals and LAN (RJ45) communication ports can be used to connect various HPLC systems for an advanced automation.
  • Usable in UHPLC systems.
Flow cell type2 chamber-type
Measuring methodDeflection type
Refractive Index range1.00~1.75
Measurement range0.25~512µRIU
Drift0.2 µRIU/h
Linearity range≥ 600 µRIU
Noise≤ 2.5 nRIU
Response0.1, 0.25, 0.5, 1, 1.5, 2, 3, 6sec
Auto zeroFull auto zero
Auto zero rangeAll Refractive Index Range
Recorder output range selection0.25 - 512 µRIU/FS
Integrator output range selection128/512 µRIU/FS
Integrator output (Sensitivity)DC 0~1V (2mV/µRIU, 8mV/µRIU)
Cell volume8µL
Flow rate0.2~3.0mL/min
Flow rate (max)10mL/min (solvent ; pure water)
Maximum back pressure50kPa
Internal volumeIN Cell : ca. 60µL
Cell OUT : ca. 630µL
All (Cell OUT) : ca. 690µL
Recorder output0~10mV/FS
External inputPurge On/Off, Auto Zero, Marker
Temperature controlOFF, 30~55℃ (double Temperature control)

Physical Specifications:

  • Communication Port: LAN
  • Ce/ RoHS Certificates Available: YES
  • Power source: 100 to 240VAC±10%, 50/60Hz
  • Power consumption: max 150VA
  • Dimensions (WxDxH): 260 × 420 × 165 mm
  • Weight: cca 12.5kg

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