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Display on control unit shows measured light intensity value as well as other related
information like actual range, measurement mode, selected input filter and so on. The layout
of the display is described in the table below.
Switching status
Overflow status
Intensity value
Range
Meaning of display messages is described bellow.
Display field
Switching status
Overflow status
Intensity value
Range
Reference 1
Reference 2
Mode
Range number
(according to codes used
when operating device
from remote computer)
Diagnostic mode
Filter
Reference 1
[dB]
Possible values
SWITCHING
Device is switching between ranges.
Intensity value is not valid at the moment.
<blank>
Device is not switching range.
OVERFLOW
Light detector is saturated by ambient light
or too strong signal from light source. .
Intensity value is not valid at the moment.
<blank>
Light detector is not in overflow condition.
<value in AU>
Actual value of intensity in AU. Selected
range is already taken into account.
Range 100
Selected range 0..100 AU (most sensitive)
Range 1000
Selected range 0..1000 AU
Range 10000
Selected range 0..10000 AU
Range 100000
Selected range 0..100000 AU (less sensitive)
<value in dB>
Relative change in intensity since the
reference 1 was set expressed in dB.
<value in dB>
Relative change in intensity since the
reference 2 was set expressed in dB.
AUTO
Device is in automatic mode.
MANUAL
Device is in manual mode.
RANGE 0
Selected range 0 (0..100 AU)
RANGE 1
Selected range 1 (0..1000 AU)
RANGE 2
Selected range 2 (0..10000 AU)
RANGE 3
Selected range 3 (0..100000 AU)
<blank>
Device is in standard measurement mode.
DIAG ZERO
Device is in diagnostic mode ZERO.
DIAG FULL
Device is in diagnostic mode FULL SCALE.
DIAG NEG
Device is in diagnostic mode NEGATIVE
FULL SCALE.
DIAG CMR
Device is in diagnostic mode COMMON
MODE REJECTION.
FILTER SLOW Slow input filter selected.
FILTER FAST
Fast input filter selected.
4
Mode
Range number
Reference 2
Diagnostic mode
[dB]
Filter
Description
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