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Portable Digital Thermometers

HH90, HH91, HH92

Digital Thermometers | Industrial Thermometer | Economical Thermometers | HH90, HH91, HH92

See All Models Below

  • Min/Max/Avg Memory
  • Compatible with K/J/T/E Type Thermocouples
  • Displays Difference Between Thermocouple Readings T1-T2 (HH92 only)
  • Large 61 mm (2.4") Diagonal LCD with Dual Temperature Readouts + Relative Time Clock Readout
  • Adjustable Relative Time Clock Enables Resetting Measurement Timeline
  • 3 Selectable Temperature Units: °C/°F/K
  • Data Hold Button
  • Automatic or Manual Temperature Compensation (Offset) for Thermocouples
  • Adjustable Auto Power Off Trigger
Handheld Instruments for Temperature Measurement - View related products


Omega’s HH91 and HH92 digital thermometers are ideal for measuring temperature in an industrial, commercial or laboratory environment.

Thermocouple Measurement Ranges:
    Type K: -200 to 1372°C (-328 to 2501°F)
    Type J: -210 to 1200°C (-346 to 2192°F)
    Type T: -250 to 400°C (-418 to 752°F)
    Type E: -150 to 1000°C (-238 to 1832°F)
Measurement Accuracy (Excluding Thermocouple Error) From 18 to 28°C (64 to 82°F): ±(0.5% of reading + 0.5°C/0.9°F)
Measurement Resolution: 0.1° (°F or °C) below 1000°; 1° (°F or °C) above 1000°
Measurement Range of Included Thermocouple: -40 to 300°C (-40 to 572°F)
Auto Power Off Trigger: Adjustable from 5 minutes to 1 hour; can be disabled
Operating Temperature: 0 to 50°C (32 to 122°F) @<80% RH
Dimensions: 191 x 89 x 41 mm (7.5 x 3.5 x 1.6")
Weight: 400 g (14.1 oz)
Power Source: One “9V” battery (included)
Place Order(Specify Model Number)
Part Number/Desc.
Consult Sales  
Single input digital thermometer
Consult Sales  
Dual input digital thermometer
All prices on this site are shown in Singapore Dollars.
Note: Comes complete with Type K thermocouple(s) (one per channel), 9V battery, and operator’s manual.
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