Built Tough for Aussie Heating Jobs

If youre an HVAC tradie, installer, or facility manager whos serious about getting combustion tuning right the first time, the Fieldpiece CAT85 is the tool youve been waiting for. Designed for Australias tough jobsite conditions from Darwins tropical humidity to Melbournes winter chill this all-in-one combustion analyser delivers fast, accurate readings and hassle-free documentation with the included wireless printer.

Helpful Links

• Brochure
• Analyzer Manual
• Printer Manual

Specifications

• Build: Rugged housing with rubberised edges and magnetic back
• Display: 5.5″ touchscreen TFT LCD
• Probe: 272 mm length, 8 mm diameter Type K rod thermocouple
• Weight: 1.255 kg with probe
• Battery: 3.7 V 6400 mAh rechargeable, approx. 7 hrs runtime
• Charging: USB-C, under 7 hrs with 5 V/2 A supply
• Memory: ~1000 jobs
• Up: 45 sec typical, 90 sec near freezing
• Operating Temp: -10C to 40C, <75% RH
• Storage Temp: -20C to 60C, <80% RH
• Wireless Range: up to 305 m with Job Link
• Fuel Types: Natural Gas, LPG, Oil #2, Oil #6, Biofuel, Coal Gas, Coking Oven Gas, KOKS, Custom x3
• Warranty: 1 yr instrument, 4 yrs sensors

Sensor Performance

• Temperature: Type K thermocouple, T90 <30s
• Oxygen: Electrochemical replaceable, T90 <30s, overload 30% O
• Carbon Monoxide: Electrochemical replaceable, T90 <90s, overload 10,000 ppm CO
• Draft Pressure Probe: Piezoresistive, T90 <10s, damage above 4.0 inWC
• Manometer Ports: Silicon sensors, T90 <10s, damage above 11.6 psig

Connectivity

• App: Job Link System for iOS and Android
• Printer: Fieldpiece CATPR wireless thermal printer (included)

Features & Benefits

Accuracy & Safety

• High-accuracy O and CO sensors ensure compliance and optimal performance
• Live draft pressure display during testing for faster diagnostics
• SensorVault technology extends sensor life by sealing during storage
• Built-in overload protection for pressure inputs

Durability & Worksite Readiness

• Rugged construction with rubberised edges for drop protection
• Magnetic back for hands-free operation
• Padded hard case with inserts keeps kit organised
• Performs in Australian heat, humidity, and dust

Ease of Use & Efficiency

• HydroCycle pump returns condensate to the flue no water trap maintenance
• Dual-port manometer means fewer tools to carry
• Bright touchscreen is readable in any light
• Save customer data and generate reports instantly
• Field-replaceable sensors minimise downtime

Clear Readings & Consistent Results

• Live trending of O, CO, and CO during adjustments
• Store up to 1000 jobs for traceability
• Wireless printouts for clients or compliance records

What’s Included

• CAT85 Combustion Analyzer HC with probe
• Wireless Thermal Printer CATPR
• Hard Lined Case ANC85
• 2 Flue Cones RCONE3
• 10 Inline Filters RFC10
• USB-C Charging Cable
• Operator’s Manual

Warranty

1-year warranty on the instrument, 4-year warranty on sensors. Consumables (filters, gaskets, leads, batteries, fuses, sensors, case) excluded.

Related Tools & Accessories

• Other Fieldpiece Combustion Analyzers Compare CAT85 with other Fieldpiece models to match your preferred feature set.
• CATPR Wireless Printer Refills Keep your jobsite printouts flowing with the correct paper rolls for your included CATPR printer.
• Replacement Hard Case ANC85 Same padded, custom-fit case that ships with the CAT85 for safe transport and storage.
• Job Link Compatible Tools Expand your wireless workflow by pairing the CAT85 with other Job Link-enabled instruments.

Get It Done Right

Upgrade your combustion analysis game with the Fieldpiece CAT85. Faster diagnostics, fewer callbacks, and professional printouts on the spot. Order now and work smarter on every job.