Belmont PHOT-XIIS 505, Инструкция для оператора, Страница: 10 / 24

2. Push F switch momentarily until the "a" light above the F switch illuminates. The exposure
time display window shows the present film speed for "a" setting. (The factory default setting,
F.09 should be displayed.) By depressing or switch, increase or decrease film speed
number until desired number for "a" setting is displayed
.
3. To change the "b" setting from the factory default, F.05, push F switch momentarily until the
"b" light illuminates. By depressing or switch, increase or decrease film speed until the
desired number for "b" setting is displayed.
4. Press T1 switch to store these settings, then turn the main power switch off.
b. Pushing
Film Speed Selection Switch
11 momentarily displays the selected film speed setting
in the
Exposure Time Display Window
16
Depressing this switch for more then 2 sec. changes the film type being selected.
c. If the
Digital Imaging Switch
12 is depressed, both of the film speed indicating lights (a & b)
are turned off.
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As the sensitivity is different according to each manufacturer of digital imaging sensors, this
setting should be adjusted. To get a darker image, increase the speed setting and to get a lighter
image, decrease the speed setting. If the speed setting is increased by 1, exposure time becomes
12 % longer.
1. Keep kV selection switch and mA selection switch depressed simultaneously for more than
3 seconds.
Release the switches if the ready light starts to flash.
2. Push D switch momentarily until the light above the D switch illuminates and the exposure
time display window shows the present speed setting. (The factory default setting d.10
should
be displayed.)
3. By depressing or switch, increase or decrease speed until the desired number is
displayed.
4. Press
T1 switch
to store these settings, then turn the main power switch off.
13 kV S
election
S
witch
Momentarily depressing this switch will change the tube potential to 60 or 70 kV . If either the Film
Speed Switch 11 or Digital Imaging Switch 12 is depressed, 60kV is automatically selected.
14
m
A S
election
S
witch
Momentarily depressing this switch will change the tube current setting (3 or 6 mA). If the Digital
Imaging Switch 12 is depressed, 3 mA is automatically selected and if the Film Speed Switch 11
is depressed, 6 mA is automatically selected.
7