Videotec NXPTZ, Instruction Manual

Page: 50 / 414

EN - English - I
nstruc
tion manual
48 MNVCNXPTZT_1710_EN
9.1.12.2 Gain Switch Values
It allows you to configure the following parameters:
1.
High-Low Threshold : Sets the temperature
threshold used by the High-Low Population
parameter to force the switching in Low Gain
mode. The value is indicated in degrees Celsius.
2. High-Low Population : Sets the minimum pixel
percentage above which the switching in Low
Gain mode is carried out.
3. Low-High Threshold : Sets the temperature
threshold used by the Low-High Population
parameter to force the switching in High Gain
mode. The value is indicated in degrees Celsius.
4. Low-High Population : Sets the minimum pixel
percentage above which the switching in High
Gain mode is carried out.
GAIN SWITCH VALUES
------------------------
1>HIGH-LOW THRESH.: 140
2 HIGH-LOW POP. : 20
3 LOW-HIGH THRESH.: 100
4 LOW-HIGH POP. : 95
Fig. 81
We recommend that you do not change
the default values which have been set
to guarantee high quality images in any
operating condition.
The settings of the Gain Change Values
Menu are effective only if the Gain
mode was set to Auto (9.1.12.1 Flat Field
Correction Menu, page 47).
9.1.12.3 Video Setup Menu
It allows you to configure the following parameters:
1.
Lut Polarity: Sets the hue of the image shot by
the thermal camera.
2. FFC Warning: Sets the interval for which a
coloured square is displayed on the upper right
side of the video when a FFC is about to be
carried out. The interval is indicated in frames
(33ms for NTSC and 40ms for PAL). A value lower
than 15 frames automatically disables the alert.
3.
Digital Zoom:
Sets the type of zoom to be
applied to the video signal (OFF, Auto, 2x, 4x).
When using the Auto mode, the zoom of the
thermal camera automatically adjusts to that of
the SONY module.
4. Test Pattern: Enables the pattern test to check
the camera electronics.
5. Digital Data Enhancement: Allows access to
the Digital Data Enhancement submenu.
VIDEO SETUP
------------------------
1>LUT POLARITY:WHITE HOT
2 FFC WARNING : 60
3 DIGITAL ZOOM: AUTO
4 TEST PATTERN: N
5 DIGITAL DATA ENHANC. >
Fig. 82