Contents Safety Information Manometer Warning and Caution Customer Note Description Report Features Save and Exit What’s Included Job Archive CAT85 Hardware Common Sampling Points Settings Operation Maintenance SensorVault™ Technology General HydroCycle™ Pump Dust Filter Replacement Battery Charging Sensor Replacement Powering ON Calibration Powering OFF Storage...
Safety Information WARNING Only qualified personnel trained in service • Do not use the analyzer as a safety device. and installation of electric heaters, boilers, and • Always be aware of and test for ambient CO levels. • Do not use unless in a well-ventilated location. furnaces shall use this combustion analyzer •...
Description Features • 4 Year Gas Sensor Warranty The Fieldpiece CAT85 Combustion Analyzer HC • Large Intuitive Touchscreen provides a hassle-free solution for technicians to • Powerful Trending get the job done quickly, easily, and safely while • SensorVault™ Technology improving system efficiency •...
Common Sampling Points The many types of combustion equipment vary in their design and therefore their ideal sampling points However, there are commonalities that make for useful guidelines when analyzing performance Heed equipment manufacturer instructions above anything mentioned in this manual. High Efficiency •...
Powering ON Operation Read “Safety Information” section. Push the probe cable connector into the bottom of CAT85. The CAT85 workflow is streamlined to quickly Move probe to fresh ambient air for accurate sensor zeroing. get into your job, complete your testing, send •...
Job Menu Reference Ranges When selecting equipment, the reference range icon shows when available. Temperature, O2, CO, and CO air free all have reference The JOB MENU is the heart of CAT85 Each job ranges. These ranges show the generally accepted ranges for the has its own list of saved tests After saving your chosen equipment type.
Ambient CO Drafts CO is a very dangerous gas and it’s critical that living spaces are CAT85 saves live draft pressure with the COMBUSTION test, but a clear of carbon monoxide. saved FLUE DRAFT measurement overrides this value. Draft pressure measurement is important for safety and performance.
Primary Air Fuel Pressures Primary air temperature is measured during startup and is used for CAT85 has P1 and P2 pressure ports for connecting hoses (not the COMBUSTION test. This is the temperature of the air going into the included) to gaseous fuel sources/regulators. Do not test liquid fuels. combustion equipment.
Manometer Customer The manometer test uses P1 and P2 ports for easy static pressure Each job has a customer entry. JOB ARCHIVE uses this entry for testing. Save P1-P2 simultaneously or separately. searching. You can use this field for whatever you want. For example, it can be a serial number or a phone number.
Turn Job Link System ON to view CAT85 in the Job Link system • Search jobs by customer. mobile app (see “Settings” section). The Fieldpiece Job Link system app • Select a job to open it. is extremely powerful and ever evolving.
Date and Time: EDIT to adjust date and time. 24 hour time is always used. Date format is always set to Year-Month-Day for easy sorting. Firmware [version]: UPDATE to install new firmware if it becomes available at www.fieldpiece.com Company Information: EDIT to adjust Company Information shown on reports.
Dust Filter Replacement Maintenance Replace the dust (particulate) filter if you notice slow response times or when it’s visually darker Dust Filters: model RFC10 General Ensure the probe has cooled before opening to avoid contact with Wipe with damp cloth to clean the exterior hot gas and liquid that may be within the probe.
Sensor Replacement SensorVault™ technology prolongs the life of sensors, but they eventually need to be replaced When a sensor’s life drops below 5%, a notification appears during startup to inform you it’s time to replace it You can view estimated remaining life at any time in SETTINGS O2 sensor: model RSO2L CO sensor: model RSCOR...
Test Parameters qA (Calculated) Range: 0 to 25% Stack Temperature Best resolution: 0.1% Range: 32 to 752°F; 0 to 400°C Dew Point (Calculated) Best resolution: 0.1°F; 0.1°C Range: 32 to 212°F; 0 to 100°C Accuracy: Best resolution: 0.1°F; 0.1°C ±2.5°F [32°F to 212°F], ±(3.6°F or 1.5%rdg) [213°F to 752°F]; Primary Air Temp ±1.4°C [0°C to 100°C], ±(2.0°C or 1.5%rdg) [101°C to 400°C] Range: 32 to 212°F;...
Need help?
Do you have a question about the CAT85K2 and is the answer not in the manual?
Questions and answers