UVA-UVC Light Meter with Excel-Formatted Data Logging SD Card and "K/J" Port


UVA-UVC Light Meter with Excel-Formatted Data Logging SD Card and "K/J" Port

The #UV254SD light level meter can measure and log UVA and UVC light intensity values. Applications include welding, UV food sterilization, photochemical matching, erasing memory chips, exposing photoresists, and curing of inks, adhesives and coatings.


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  • Includes UVA and UVC probes
  • Auto ranging
  • Min/Max memory + data hold
  • "K/J" port with automatic temperature compensation (ATC) for measuring surface temperature using an optional Type "K" or "J" thermocouple probe
  • Large backlit LCD
  • Auto power off (can be disabled for data logging)
  • Tripod mount
  • Specifications


    • Measurement ranges: 0 to 2/20 mW/cm2 at 240 to 390 nm
    • Measurement accuracy: ±(4% of full-scale reading + 2 digits)
    • "K/J" port measurement range: -148° to 2372°F (-100° to 1300°C) with Type "K" type thermocouple; -148° to 2012°F (-100° to 1100°C) with Type "J" thermocouple
    • "K/J" port measurement accuracy/resolution: ±0.4% of reading/0.1°
    • Data logging sampling time: Adjustable from 1 second to 1 hour
    • LCD size: 2.05 x 1.5 in. (52 x 38 mm)
    • Auto power off: After 10 minutes of inactivity
    • Operating temperature: 32° to 122°F (0° to 50°C) @ <85% RH
    • Weight: 12.38 oz. (351g)
    • Power source: Six "AA" batteries (not included) or optional #AC1 9V AC adaptor


    • UVA and UVC light probes
    • 2GB SD memory card
    • Custom hard plastic carrying case
    • 1-year limited warranty


    • 6.97 x 2.68 x 1.77 in. (177 x 68 x 45mm)
    Prop 65

    ⚠ WARNING: This product can expose you to chemicals including di2-ethylhexylphthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.