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UVA UVC Data Logging Ultra Violet Light Meter (UV254SD) SD Card

Model #: UV254SD
Showroom Only


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Special order items are not returnable. Warranty honored by manufacturer.

UVA & UVC Ultra Violet Light Meter includes a Real time SD memory card Datalogger, with Built-in Time/Date Stamp and real time data recorder (sampling time can be set at intervals of 1 second to 3600 seconds).

  • Microprocessor circuit provides high reliability and durability. UVA, Long wave 365 nm ultra-violet irradiance measurement. UVC, Short wave 254 nm ultra-violet irradiance measurement.
  • 1 touch self calibration zero button
  • Datalogging is available in either automatic or manual mode.
  • Computer is not needed to setup extra software, after recording with the datalogger, just insert the SD card into your computer car reader, then upload all of the measured values with the time & date information (year/month/date/hour/minute/second) into your favorite spreadsheet software (CVS).
  • UltraViolet L-Sensor with cosine correction filter and has a heavy duty sensor structure with metallic housing case.
  • Remote probe allows measurement at optimum positions.
  • Tripod Mount & Self-storing easel back
  • Data hold, memory with recall, records Maximum & Minimum reading
  • Auto power off (can be disabled)
  • RS-232 PC computer interface.
  • SD card capacity : 1 GB to 16 GB.
  • Display size: 2" x 1.5" (52 x 38mm) LCD with green backlight
  • Spectrum range: 240 to 390nm.

Measurement ranges (auto switching) & resolution

Measurement Range Resolution Accuracy
Range 1 0.000 to 1.999 mW/cm^2 0.001

(4 % FS + 2 digits)
FS : full scale

Range 2 2.00 to 19.99 mW/cm^2 0.01
  • Datalogger Sampling Time Setting range:
    • Automatic: 1 to 3600 seconds
    • Manual: Push the data logger button once to save one data point
  • Advanced Setting Options:
    • Set clock time (Year/Month/Date, Hour/Minute/ Second)
    • Decimal point of SD card setting
    • Auto power OFF management
    • Set beep Sound ON/OFF
    • Set thermometer type to Type K or Type J
    • Set temperature unit to C or F
    • Set sampling time
    • SD memory card Format
  • Temperature Measurement with ATC (can only be used when Light Probes are removed)
  • Type K or Type J thermocouple connection
Sensor Type Resolution Range Accuracy
Type K 0.1C -50.0 to 1300.0C ( 0.4 % + 0.5C )
-50.1 to -100.0C ( 0.4 % + 1C )
0.1F -58.0 to 2372.0 F ( 0.4 % + 1F )
-58.1 to -148.0 F ( 0.4 % + 1.8F )
Type J 0.1C -50.0 to 1200.0C ( 0.4 % + 0.5C )
-50.1 to -100.0C ( 0.4 % + 1C )
0.1F -58.0 to 2192.0 F ( 0.4 % + 1F )
-58.1 to -148.0 F ( 0.4 % + 1.8F )
  • Sampling Time: Approx. 1 second.
  • Data Output: RS-232 and SD card
  • Operating Temperature: 32 to 2372.0 F (0 to 50C)
  • Operating Humidity: Less than 85% RH
  • Power Supply: (6) AA 1.5v Alkaline or 1.2v NiMh or equivalent. (optional 9vDC power power adapter)
  • Power Current:
    • approx. DC 6.5 mA: Normal operation (no DataLogging, with LCD Backlight OFF)
    • approx. DC 30 mA: DataLogging mode (with LCD Backlight OFF)
    • with LCD backlight on, the power consumption will increase by approx. 16 mA
  • Weight: 1.08 lbs (489g) meter only
  • Dimensions:
    • Meter: 7" x 2.7" x 1.9" (177x68x45mm)
    • UVA Sensor: 0.6" diameter
      • Probe: 1.77" diameter x 1.3" (with 5" handle and 39" wire)
    • UVC Sensor: 0.7" diameter
      • Probe: 1.5" diameter x 1.1" (with 39" wire)

Applications: Low E, Dentistry, Monitoring blue light radiation hazards in welding, UV sterilization, Graphic Arts, Photochemical Matching, UV EPROM erasure, Photoresist exposure, curing of inks, adhesives and coatings.

UPC: 681035014530
Search Category: Hardware > Tools > Measuring Tools & Sensors
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Category Light, LUX, UV Meters
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