Ushio UIT-250, Operating Manual, Page: 36 / 40

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4. Instructions for use
Model UVD-C254 UVD-C365 UVD-C405
Sensitivity wavelength
region (nm)
220 ~ 310 310 ~ 390 320 ~ 470
Wavelength for
calibrating absolute
value (nm)
254 365 405
Photodetector diameter
(mm)
φ 10 φ 10 φ 10
Non-linearity
Within ± 1% Within ± 1% Within ± 1%
Temperature measured
range ( ° C)
0 ~ 50 0 ~ 50 0 ~ 50
H range
0 ~ 9999 0 ~ 9999 0.0 ~ 999.9
M range
0.0 ~ 999.9 0.0 ~ 999.9 0.00 ~ 99.99
Irradiance
measured
ranges
(mW/cm²) L range
0.00 ~ 99.99 0.00 ~ 99.99 0.000 ~ 9.999
H range
0 ~ 99999 0 ~ 99999 0.0 ~ 9999.9
M range
0.0 ~ 9999.9 0.0 ~ 9999.9 0.00 ~ 999.99
Accumulated
light amount
measurement
range
(mJ/cm²)
L range
0.00 ~ 999.99 0.00 ~ 999.99 0.000 ~ 99.999
Spectroscopic sensitivity
characteristics
Model UVD-S254 UVD-S365 UVD-S405
Sensitivity wavelength
region (nm)
220 ~ 310 310 ~ 390 320 ~ 470
Wavelength for
calibrating absolute
value (nm)
254 365 405
Photodetector diameter
(mm)
φ
3
φ
1
φ
1
Non-linearity
Within
±
1% Within
±
1% Within
±
1%
Temperature measured
range ( ° C)
0 ~ 50 0 ~ 50 0 ~ 50
H range 0 ~ 9999 0 ~ 9999 0.0 ~ 999.9
M range 0.0 ~ 999.9 0.0 ~ 999.9 0.00 ~ 99.99
Irradiance
measured
ranges
(mW/cm²)
L range 0.00 ~ 99.99 0.00 ~ 99.99 0.000 ~ 9.999
H range 0 ~ 99999 0 ~ 99999 0.0 ~ 9999.9
M range 0.0 ~ 9999.9 0.0 ~ 9999.9 0.00 ~ 999.99
Accumulated
light amount
measurement
range
(mJ/cm²)
L range 0.00 ~ 999.99 0.00 ~ 999.99 0.000 ~ 99.999
Spectroscopic sensitivity
characteristics
Integrated-type photodetector Specifications
Separate-type photodetector Specifications
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
200 250 300 350
Wavelength(nm)
Relative spectroscopic sensitivity
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
300 350 400
Wavelength(nm)
Relative spectroscopic sensitivity
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
300 350 400 500 450
Wavelength(nm)
Relative spectroscopic sensitivity
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
200 250 300 350
Wavelength(nm)
Relative spectroscopic sensitivity
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
300 350 400
Wavelength(nm)
Relative spectroscopic sensitivity
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
300 350 400 500 450
Wavelength(nm)
Relative spectroscopic sensitivity
8. Specifications