The AccuMAX™ XS-555/L luminance sensor
detector is used to determine the required
illumination of radiographic film viewing
equipment such as film illuminators, backlit
panels, and transilluminators. Available as an
accessory to the AccuMAX™ XR-1000 or XF-
1000 digital readout unit, the XS-555/L sensor
detector accurately measures visible luminance
in candelas per square meter (cd/m²), candelas
per square foot (cd/ft²), or in footlamberts (fL).
Luminance Range
0 - 1,000,000 cd/m²
0 - 90,000 cd/ft²
0 - 285,000 fL
Dimensions
Height:
3.2 in (8.1 cm)
Length:
3.0 in (7.6 cm)
Width:
2.1 in (5.3 cm)
Weight:
6.4 oz (181 g)
PREPARING FOR USE
REFER to the OPERATOR’S MANUAL
(AccuMAX™ XRP-3000 or AccuMAX™ Meter
Series) for detailed use of the readout unit (XR-
1000 or XF-1000).
1. Attach a user-supplied standard USB cable
by pressing the male terminal connector
to the top of the readout unit and the
female port to the bottom of the luminance
sensor detector. The water-resistant
sensor adapter cable (XCB-100), available
separately or as part of the XRP-3000 NDT
kit, may be used as well.
2.
REVIEW Section 3 in the manual for more
details.
3. Press and hold the ON/OFF button to
establish connection (Review Section 6 in
manual).
4. To customize your choice of luminance
reading units in cd/m², cd/ft² or fL, perform
the following:
5. Highlight SETTINGS with DOWN button;
press ENTER.
6. With UNITS highlighted, press ENTER.
7. With VIS Luminance highlighted, press
ENTER to highlight UNITS.
8. Use UP or DOWN buttons to change the
unit of measure.
9. With desired UNIT highlighted, press
ENTER.
10. Press DOWN to highlight EXIT. P
11. Press ENTER to save your choice of units
and to return to OPERATION/SETTINGS.
12. REVIEW Section 7 in the manual for all
setting adjustments.
USING THE LUMINANCE SENSOR
DETECTOR
Cover the sensor window to reach 0.00 before
taking reading.
1. ZERO unit: Cover the sensor window and
press ZERO when stabilized.
2. Hold the XS-555L detector with the sensor
window against the film illuminator to be
measured.
3. When the readout is within ±5 cd/m², cd/ft²,
or fL, press HOLD to obtain the reading.
4. Press PEAK to obtain the peak reading, if
desired.
5. Press LIVE to return to ZERO mode, then
press NORM to return to NORMAL mode.
WARRANTY
The warranty policy for the AccuMAX™ XS-
555/L luminance sensor detector is provided
on the Certificate of Limited Warranty enclosed
separately with each unit.
AccuMAX™ XS-555/L
Luminance Sensor Detector
7/20 AM07013ML-4
PRINTED IN U.S.A.
www.Spectro-UV.com
4 Dubon Ct., Farmingdale, NY 11735
866-230-7305
