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A flexible and reliable analyzer with maximum uptime.

The Dansensor CheckMate 4 is our premier headspace gas analyzer - a compact tabletop instrument that combines extreme accuracy and reliability with an intuitive user experience. The multilingual touchscreen helps minimize the training time needed for new operators. At the same time, individual user logins provide limited access to functions, helping to secure data and traceability.

Save product test settings to ensure complete and comparable data records. Quickly switch between product test settings on-screen or by scanning the product’s barcode with the optional barcode scanner.
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Dansensor® CheckMate 4 Accurate, Fast and Reliable Headspace Gas Testing

Dansensor® CheckMate 4 O2 (Zirconia) Headspace Gas Analyzer
Dansensor® CheckMate 4 Accurate, Fast and Reliable Headspace Gas Testing

Dansensor® CheckMate 4 O2 (Electrochemical) Headspace Gas Analyzer
Dansensor® CheckMate 4 Accurate, Fast and Reliable Headspace Gas Testing

Dansensor® CheckMate 4 CO2 (Infrared Dual Beam) Headspace Gas Analyzer
Description N/A A flexible and reliable analyzer with maximum uptime.

The Dansensor CheckMate 4 is our premier headspace gas analyzer - a compact tabletop instrument that combines extreme accuracy and reliability with an intuitive user experience. The multilingual touchscreen helps minimize the training time needed for new operators. At the same time, individual user logins provide limited access to functions, helping to secure data and traceability.

Save product test settings to ensure complete and comparable data records. Quickly switch between product test settings on-screen or by scanning the product’s barcode with the optional barcode scanner.
Brands N/A AMETEK® Dansensor®
Key Features N/A Fastest and most accurate oxygen sensor N/A Not sensitive to alcohol, carbon monoxide or carbon dioxide N/A Full-scale, temperature compensated carbon dioxide sensor
Minimum Sample Volume N/A 2 mL N/A 5 mL N/A 5 mL
Minimum Sample Time N/A 3 seconds N/A 7 seconds N/A 8 seconds
Measuring Range N/A 0 to 100 %
Resolution Under 10 Percent (%) O2 N/A 0.001 % N/A N/A
Resolution Over 10 Percent (%) O2 N/A 0.01 % N/A N/A
Resolution N/A N/A 0.1 % N/A 0.1 %
Accuracy N/A Over 1% O2±1% of Readout Under 1% O2 ±0.01% N/A ±(0.25 % absolute + 2 % of readout) N/A ±(0.5 % absolute + 1.5 % of readout)
Heating Time N/A 10 min N/A N/A 10 min
Applications N/A Most food and healthcare applications N/A Packages containing ethanol (i.e. fresh bread products) N/A Most food and healthcare applications with carbon dioxide
Calibration and Service (Sensor Lifetime Depends on Usage Patterns) N/A 12 months N/A 6 months N/A 12 months
Number of Product Test Settings N/A 999
Data Collection Capacity N/A Log results of up to 1,000,000 tests
Data Export N/A Stored data to CSV file (USB) or real time data transfer CSV-string per test (RJ-45). Compatible with CheckMate 4 PC software, Microsoft SQL database and other select third party software.
Width N/A 305 mm12 in
Depth N/A 240 mm9.4 in
Height N/A 187 mm7.4 in
Weight N/A 4.2 kg9.3 lb
Operational Ambient Temperature N/A 0 to +35 ºC
Storage Ambient Temperature N/A -20 to +60 ºC
Operational Relative Humidity (RH) (Non-Condensing) N/A 10 to 90 %
Storage Relative Humidity (RH) (Non-Condensing) N/A Less than 95 %
Alternating Current (AC) Voltage N/A 100 to 240 V
Frequency N/A 47 to 63 Hz
Maximum Power N/A 70 W
Connections N/A LAN: RJ-45 Ethernet 10/100 Mbit/s, DHCP client or fixed IP

USB: 1 x Host, USB 2.0 Type A; 1 x Device, USB 2.0 Type B (max current 500 mA)
Consumables and Accessories N/A Septa, filters, needles, sample hose (kit), CheckMate 4 PC software, SmartPen retractable needle, can piercer for testing cans and wine bottles, barcode scanner
Warranty N/A 12 months
Compliances N/A China Restriction of Hazardous Substances Directive (RoHS) ll European Conformity (CE)
Benefits N/A
  • Reliable, accurate measurements protect your product and brand
  • Increase efficiency with short test times and automated data logging
  • Easy to use with intuitive touchscreen
  • Maximize uptime with improved pump and sample system
  • Reduce errors with defined test programs, automated data handling and user logins
Features N/A
  • O2 or combined O2 /CO2 headspace measurements - flexible configuration
  • Very small sample gas volume
  • Save test settings for quick changes and comparable results
  • Data storage and real time data transfer
  • Fast and secure LAN connection
  • Touchscreen with multilingual graphic interface
  • Individual user logins provide security and reduce risk of errors
  • Alarm alerts when pre-set gas limits exceeded
  • USB port for connecting optional barcode scanner, keyboard or printer
Additional Information N/A Automated data storage and real time data transfer ensure accuracy and speed by eliminating the time and risk associated with manual data entry. Optional PC software makes it easy to monitor data across multiple packaging lines and prepare for audits.

The Dansensor CheckMate 4 includes an improved sample system and pump to avoid blockages and ensure smooth operation. The instrument’s sensor module can be upgraded to a newly calibrated module on-site in minutes. (Service options vary by country).
  1. Identify the correct test program by scanning the product’s barcode or manually selecting the correct test definition.
  2. Place a septum on the package and insert the needle through the septum, into the package. Start the test with the touch of a button
  3. During the test, a small sample of the headspace gas is analyzed. The result is automatically stored on the unit.
  4. Test results can be printed on an optional printer or exported via LAN (real time transfer) or a USB drive. Import the data to Dansensor CheckMate 4 PC software or to your own database for analysis.