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Fluke Calibration

9118A Thermocouple Calibration Furnace

High performance furnace for thermocouple calibrations to 1200°C

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Have questions? We're here to help!

The Fluke Calibration 9118A Thermocouple Calibration Furnace is a horizontal, open-ended tube furnace with a temperature range of 300°C to 1200°C. It is used for comparison calibration of noble and base-metal thermocouples by secondary high-temperature labs and instrument shops in industries such as aerospace, automotive, energy, metals, and plastics. The 9118A is the most accurate, reliable, and flexible furnace in its class, meeting the demanding requirements of high-temperature thermocouple calibration.   

• Wide temperature range spanning most high temperature applications
• Flexible configuration for calibrating a wide range of thermocouple types
• Best-in-class temperature stability and uniformity for calibration accuracy
• Automated setpoint control for improved lab productivity
• Non-metallic block helps minimize thermocouple contamination
• Deep immersion depth to support most thermocouple calibrations
• Dynamic heater control and cutouts for reliability and safety

Operating Temperature5°C - 40°C
Storage Temperature -20°C - 70°C
Humidity 80% maximum for temperatures < 31°C, decreasing linearly to 50% at 40°C
Altitude< 2,000 m (6,562 feet)
Power Requirements 230 VAC (+/- 10%), 50/60 Hz, 20 A
Heater Power4000 W at 230 VAC
System20 A, 250 V resettable circuit breaker
Main Heater FuseF 12 A, 250 V
Zone Heater FuseF 12 A, 250 V
Computer Interface RS-232 and USB
DisplayMonochrome LCD, °C or °F user-selectable
Display Resolution0.1°C or °F
Size (H x W x L) 400 mm x 337 mm x 700 mm (15.7 in x 13.3 in x 27.6 in)
Net Weight 29 kg (63.9 lb) without isothermal block
Isothermal Block Construction Alumina
Block Outer Diameter 37 mm (1.5 in)
Block Length380 mm (15.0 in)
Well Diameter (four wells total) 6.7 mm (0.26 in)
Well Depth 365 mm (14.4 in)
Net Weight 0.84 kg (1.9 lb) isothermal block only
Furnace Temperature Range300°C - 1200°C
Set-Point Accuracy+/- 5°C
  • Thumbnail of document 9118 A Getting Started Supplement 4359
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    9118 A Getting Started Supplement 4359

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  • Thumbnail of document 9118 A Getting Started 4360
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    9118 A Getting Started 4360

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  • Thumbnail of document 9118 A Manual 4361
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    9118 A Manual 4361

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  • Thumbnail of document 9118 A Manual Supplement 4358
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    9118 A Manual Supplement 4358

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