Fieldpiece CAT85 Combustion Analyzer with HydroCycle™ Technology and a Built-in Manometer
Lower cost of ownership with four-year sensor warranty.
The Fieldpiece CAT85 is an innovative residential/commercial combustion analyzer for HVAC professionals to assess heating systems, draft pressure, and temperatures to support the overall fuel efficiency and safety of furnaces. The CAT85 gas analyzer accurately measures O2, CO, CO2, flue temperature, air temperature, and draft/gas pressure. Fieldpiece’s combustion analyzer with improved combustion analysis through optimized thermal processes helps technicians assess and monitor combustion data during installation, maintenance, and repairs. The Fieldpiece CAT85 does not includes a wireless printer.
A wireless printer is available for jobsites that require documentation printouts and can be purchased as a kit (model CAT85K2) or separately.
Find more Fieldpiece combustion analyzer models below on this page.
- 4 Year Gas Sensor Warranty
- Accurately measure O2, CO, CO2, draft pressure
- Built-in dual manometer ports
- HydroCycle Pump technology
- Real-time live draft pressure
- Large 5.5” Intuitive touchscreen display
- SensorVault™ Technology
- One-touch power button
- Rechargeable Battery
- In-use USB-C Charging
- Field Replaceable Smart Sensors
- Job Link® System App Compatible
- Wireless printer compatible (not included)
- Durable Hard Lined Case
The CAT85 flue analyzer features Fieldpiece patent pending SensorVault™ technology that offers a lower cost of ownership. This patent pending feature extends sensor life by sealing the sensor from oxygen in the air during storage. These sensors are warrantied for four years and are field replaceable.
A built-in dual-port manometer is included on the Fieldpiece CAT85 commercial combustion analyzer to measure gas pressures, a gas regulator operation, and even measure total external static pressure of a heating appliance.
The CAT85 also features live draft pressure measurements allowing the HVAC Professional to view the effects adjustments have on the draft pressure in real-time.
The patent pending HydroCycle™ Pump technology is included on Fieldpiece CAT85 flue probe that automatically separates and returns accumulated water to the flue.
The Fieldpiece CAT85 utilizes a convenient one-touch power on-button; pressing the power button initializes the short start-up period and unlocks the new SensorVault™ technology. The combustion testing starts automatically after the startup is complete.
The Fieldpiece commercial combustion analyzer is intuitive, user-friendly, and makes data simple to scan. HVAC professionals will appreciate the clear view of all information on a single screen, the easy-to-navigate touchscreen display design, and the simple user interface.
The CAT85 combustion analyzer features a large, high-contrast 5.5” touchscreen display for viewing measurements. Save your customer data with dedicated fields for client information, and a live trend report is available with O2, CO, and CO2 readings, for more advanced diagnosis.
The Fieldpiece combustion analyzer is designed to handle the rigors of any job site with its thick over-molded construction, a long flexible hose/cord, and a padded hardline carrying case with multiple inserts for accessories. Plus, the magnetic back lets you work hands-free. The combustion analyzer comes with a rechargeable battery that lasts up to seven hours and enables charges in trucks between jobs and overnight.
The CAT85 is compatible with the Fieldpiece Job Link System App featuring its industry-leading 1000-foot wireless range. The Fieldpiece Job Link App allows technicians to view trends, draft pressure, and customer details seamlessly and conveniently.
The Fieldpiece CAT85 does not include a printer. A wireless printer is available for jobsites that require documentation printouts and can be purchased as a kit (model CAT85K2) or separately.
Top 5 Reasons to Own Fieldpiece CAT85 Combustion Analyzer:
1) SensorVault technology seals off sensors when not in use and extends sensor life
2) Sensors are warrantied for 4-years and are field replaceable
3) HydroCycle pump automatically returns water to the flue, eliminating the water trap
4) Built-in, dual-port manometer means one less tool to carry
5) Seamlessly connects to the Job Link System App and optional wireless printer
What’s in the Box?
- (1) CAT85 Combustion Analyzer (including probe)
- (2) Cones – RCONE3
- (10) Filters – RFC10
- (1) USB-C Charging Cable
- (1) Hard-Lined Carrying Case – ANC85
- (1) Operator’s Manual
- 1 Year Device Warranty
- 4 Year Sensor Warranty
Fieldpiece Combustion Analyzers
Fieldpiece CAT45 Combustion Analyzer
Fieldpiece CAT45K2 Combustion Analyzer Printer Kit
Fieldpiece CAT85 Combustion Analyzer HydroCycle Kit
Fieldpiece CAT85K2 Combustion Analyzer Printer Kit with HydroCycle
Fieldpiece CATPR Wireless Thermal Printer