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SKU:TS-302

O2 (0-2,000ppm) and CO2 (0-5%) Weld Purge Monitor w/ Sampling Pump

$8,378.32 CAD
$8,378.32 CAD
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The TecPen Oxygen and Carbon Dioxide Weld Purge Monitor w/ Sampling Pump is designed to provide accurate measurements down to 0% oxygen and up to 100% carbon dioxide when back purging with argon and CO2 gas mix during welding. This portable O2 and CO2 analyzer will verify that there is no oxygen during argon back purging for TIG welding, or argon CO2 blend for MIG welding.

Features:

  • 🎯 Accurate O₂ measurement down to 0% for precise purge verification
  • 📊 Measures CO₂ levels up to 100%
  • ⚡ No warm-up time—ready to use instantly
  • 🔄 Integrated sampling pump*
  • 💾 Built-in data logging with USB export (.CSV)*
  • 🔧 Helps prevent oxidation and welding defects
  • 🏭 Ideal for MIG/TIG welding and industrial environments

    Models

    • TS-300 - TecWeld 0-2,000ppm Oxygen
    • TS-302 - TecWeld O2 + CO2 Weld Purge Monitor

    Specifications

    Oxygen Sensor

    • Measurement Range: 0-2,000ppm
    • Accuracy @ 0-0.5%: ± 2%Mev**
    • Accuracy @ 0.5-2.5%: ±3% Mv*
    • Accuracy @ 2.5-5%: ±5% Mv*
    • Resolution: 1ppm
    • Response time at 25°C/ 77°F: <150ms
    • Pump flow: 400mL/min.
    • Temp. range Min./Max: -10°C/ +60°C (14°F/140°F)
    • Temperature compensation: 10-30°C (50-86 °F)
    • Zero-point adjustment interval: adjusted to air at power on

    CO2 Sensor

    • Measurement Range: 0-5%
    • Accuracy @ 1%: ±70 ppm +/- 5% of measuring value
    • Accuracy @ 100%: ±300 ppm +/-5% of measuring value
    • Resolution 1ppm
    • Pump flow: 400mL/min.
    • Response time at 25°C/ 77°F: 10s
    • Temp. range Min./Max: -25°C/55°C (-13°F/ 131°F)
    • Temperature compensation: 10-30°C (50-86 °F)
    • Recommended zero-point adjustment interval by customer: 6 months

    Device

    • Power supply: 5V USB and LiPo Battery
    • Storage Capacity: 4GB
    • Rechargeable battery life: > 3 hours per charge
    • Data Interface: USB
    • Temperature compensation: 50 - 86°F (10 - 30°C)
    • Display: OLED
    • Cleaning: no organic solvents, 40% EtOH
    • Parts touching sample: St.1.4404 / PTFE / glass
    • Case: Anodized aluminum
    • Protection: IP65
    • Manufacturer service Interval: 3 years
    • Case with Device Weight: 2.45 lbs.
    • Case Dimensions: 12 x 11 x 3.25 inches
    • Device Weight: 0.50 lbs.
    • Device Dimensions: 7 x 2 x 1 inch
    • Sensor cap replacement interval: 2 years
    • Recommended customer calibration interval: 6 months

    TecSense sensors are CE, FCC, IC, KC, and MIC marked, and meet the requirements of ASTM F2714-08. The manufacturer is DIN ISO 9001/2015 certified.

    Warranty

    Documents

    TecPen for Welding Handheld Oxygen and CO2 Sensor DataSheet Data Sheet (pdf)

    TecWeld O2 and CO2 Analyzer Manual (pdf)

    TecWeld Oxygen and CO2 Sensor System Info Sheet TecWeld Application Overview (pdf)

     EU Declaration of Conformity (pdf)

    calibration Factory Reset and Calibration Video

    Accessories

    • Data Sheets

    • Manuals

    • Technical Documents

    • Videos

    • Additional Resources

    • Case Studies

    Customer Reviews

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    Call us at 877.678.4259.

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    Call us at 877.678.4259.

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    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

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    Call us at 877.678.4259.

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    Call us at 877.678.4259.

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    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

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    Still need Help? Talk to an Expert.

    Call us at 877.678.4259.

    We'll be happy to help you find the right product!

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