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Welcome!. John Ingleright – Hach Sales Mgr – MI Cell Number: 989-534-1112 Let’s Learn About: Luminescent Dissolved Oxygen Measurement AKA: LDO. IntelliCAL™ LBOD101-01. Rugged LDO Field Probe for HQD Handheld Meter. Process LDO Probe and SC100 Controller.

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John Ingleright – Hach Sales Mgr – MI

Cell Number: 989-534-1112

Let’s Learn About:

Luminescent Dissolved Oxygen Measurement


IntelliCAL™ LBOD101-01

Rugged LDO Field Probe for HQD Handheld Meter

Process LDO Probe

and SC100 Controller

Inside Look at all Probe Designs

Inside the LDO Probe Schematic

IntelliCAL™ LBOD Probe

  • LDO Technology

  • Integrated stirrer

  • Designed for the US EPA-Based Method of BOD5 Measurement

    • Critical Bottle Dimension: 0.625 inches (15.875 mm)

    • Can be used in any facility testing for BOD

  • For use with the HQ40d Meter

LDO Advantages

  • Confidence in Results

    • Proven patented technology (4+ years)

    • Measurement Lock-in Feature, 2-point calibration, No measurement degradation

    • US EPA Approved

  • Ease of Use

    • No membranes to foul or replace

    • Fast, reliable 2- point calibration and stabilization

  • Low Maintenance

    • No membranes to replace, no electrolyte to replace, no electrodes to polish

Depth in the bottle

Probe does not sit as deeply in the bottle as old products


Product is designed for US Bottles only

German, Swedish, and a few other EU bottles are too small

300 mL glass & plastic bottles are now available

Old meters won’t work

Current Meter Owners need software upgrade

Software upgrades available on line

Upgrade will increase the font size of the display.

Stable Calibration, But… Daily Calibration Required

EPA Requirement

EASY, quick

“Shelf” probes are calibrated

Product Lifecycle:

Estimated 5 year replacement cycle for meters probes.

Warranty Coverage:

1 year warranty- Meters

1 year warranty- Probes

1 year warranty- Sensor Caps


Stirrer shafts can be repaired/replaced with the stir shaft replacement kit

No other service offering is planned/ available

Product Offering:

HQDBOD-01 (System):

LBOD101-01 IntelliCAL Probe

HQ40D Meter

Meter, USB/DC Power Adapter, Manual

Meter Stand


Power and Communication Cable

Lab Stand

300 mL BOD bottles

Stirrer repair kit

Rubber paddle replacement

Meter stand replacement

BOD chemistries

BOD bottles

Other IntelliCAL™ probes

LBOD Product Life & Accessories


The Method

Hach Method 10360 – Luminescence Measurement of Dissolved Oxygen (LDO®) in Water and Wastewater

EPA Approval

  • Federal Approval

  • Region 4 (SE US) and Region 6 (S US) Full Approval – Can use today

  • MN and WY are also approved

  • Region 1 is now considering approval

  • MDEQ allows approval upon request and validation

MDEQ Approves!!!

Ask for Approval Request Form

Updated 8/16/07

Robbin Crane




Note:All States not currently Approved or Considering LDO have denied use and are waiting for promulgation.

15 States Approved LDO

21 States Permitting Use of LDO Upon Request

30% of States Approved LDO

42% of States Permitting use of LDO Upon Request

Hach Part Numbers

  • Probe Only: LBOD101-01

    • Will require firmware upgrade to your meter

  • System: HQDBOD-01

    • LBOD101-01 Probe

    • HQ40d Meter (no field case)

    • New Lab Meter Stand

  • Lab Meter Stand: 47549-00

  • Call HACH for pricing: 1-800-227-4224

†System pricing will increase when meter prices are increased


  • More accurate than Winkler titration, membrane and galvametric probes

  • Easier to use

  • Fewer lost BOD blank test bottles

  • Competitively priced

  • “Approved” Method for reporting


John Ingleright – Hach Sales Mgr – MI

Cell Number: 989-534-1112

We Learned About: LDO

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