Videotec MAXIMUS MVX, Instruction Manual

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EN - English - I
nstruc
tion manual
16 MNVCMVXCAM_1645_EN
6.1.5.4 Advanced Setting Menu (Exposure)
It allows you to configure the following parameters:
1.
Mode: Sets the type of exposure control
Automatic, Manual, Shutter, Iris and Bright.
2. Shutter Value: Shutter Priority mode enables
manual setting of the shutter operating
time (Shutter Value), enables brightness
compensation (Compensation) and sets a
brightness compensation value (Compensation
value).
3.
Iris Value:
Iris Priority mode enables
manual setting of diaphragm opening (Iris
Value), enables brightness compensation
(Compensation) and sets a brightness
compensation value (Compensation value).
4. Bright Value: Bright Priority mode enables
manual setting of the desired brightness (Bright
Value).
5. Gain Value: Manual mode enables manual
setting of the shutter operating time (Shutter
Value), diaphragm opening (Iris Value) and the
gain value (Gain Value).
6. Auto Slowshutter: If enabled, this function
automatically increases the exposure time to
improve night vision.
7-8.
Compensation, Compensation Value:
Sets the
exposure compensation.
9. Gain Limit: Set the maximum gain value the
camera can reach (the greater the gain the
greater the noise level).
EXPOSURE
------------------------
1>MODE : AUTOMATIC
6 AUTO SLOW SHUTTER : Y
7 COMPENSATION : N
8 COMPENSATION VALUE: 7
9 GAIN LIMIT : 4
Fig. 23
The menu dynamically auto-configures based on the
camera installed and the choice made, showing the
parameters on which you can act.
The recommended setting is Automatic.
Automatic mode enables automatic slowing of the
shutter (Auto Slowshutter) based on brightness,
enables brightness compensation (Compensation)
and setting a brightness compensation value
(Compensation Value).
The table below provides the consistency between
the entered values and the effect on the camera lens.
CONSISTENCY BETWEEN THE ENTERED VALUES AND THE EFFECT
ON THE CAMERA LENS
Value Shutt
er
Iris G
ain
Exposur
e c
ompen
-
sa
tion
NTSC PAL
0 1/1 1/1 Closed -3dB -10,5dB
1 1/2 1/2 F28 0dB -9dB
2 1/4 1/3 F22 2dB -7,5dB
3 1/8 1/6 F19 4dB -6dB
4 1/15 1/12 F16 6dB -4,5dB
5 1/30 1/25 F14 8dB -3dB
6 1/60 1/50 F11 10dB -1,5dB
7 1/90 1/75 F9.6 12dB 0dB
8 1/100 1/100 F5 14dB 1,5dB
9 1/125 1/120 F6.8 16dB 3dB
10 1/180 1/150 F5.6 18dB 4.5dB
11 1/250 1/215 F4.8 20dB 6dB
12 1/350 1/300 F4 22dB 7,5dB
13 1/500 1/425 F3.4 24dB 9dB
14 1/725 1/600 F2.8 26dB 10,5dB
15 1/1000 1/1000 F2.4 28dB –
16 1/1500 1/1250 F2 – –
17 1/2000 1/1750 F1.8 – –
18 1/3000 1/2500 – – –
19 1/4000 1/3500 – – –
20 1/6000 1/6000 – – –
21 1/10000 1/10000 – – –
Tab. 4