Canon VB-H41 User Manual

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7
Admin Viewer/VB Viewer
The operations and settings that can be performed only in the Admin Viewer are explained.
Transmitting Audio
In the Admin Viewer, you can transmit audio via an
external device connected to the camera.
Click this button to transmit audio.
Use the slider to set an appropriate volume on the Send
Audio panel that appears.
In the [Audio sending time limit], select [No Limit], [1
min(s)], [5 min(s)] or [10 min(s)].
Note
The first time the Send Audio panel is launched, a message to
install the add-on “Canon Network Camera Audio Receiver” will
be displayed in the information bar of the web browser. Install the
add-on.
Magnifying Part of the Image (Viewer
PTZ)
You can use the Viewer PTZ panel to magnify part of the
camera’s image in the image display area.
 Viewer PTZ
Viewer PTZ uses the digital zoom function to enlarge part
of a video without using the camera pan, tilt or zoom
functions.
This function allows you to enlarge part of a video when
using the camera in a locked position, for example, during
use of an intelligent function.
Note
• The image display for the Viewer PTZ panel is subject to the
settings configured in [Maximum Number of Clients] and
[Maximum Connection Time (sec.)] under [Video Server] in the
Setting page. Therefore, depending on the settings, the image
may not display or will display for a certain amount of time only.
In such cases, see “The video is not displayed for Digital PTZ
panel in Admin Viewer.” and “The video is not updated in the
Digital PTZ panel in Admin Viewer.” under “Troubleshooting” in
“Chapter 8, Appendix” (p. 149) and confirm the settings.
• Video cropped with Viewer PTZ will not be videos recorded
manually, or by event or timer.
• The cropped position in the image display area will be
reflected in full screen mode as well.
 Opening the Viewer PTZ Panel
Click the [Viewer PTZ] button to display the viewer PTZ
panel.
The initial status of the Viewer PTZ panel shows the
preview frame (yellow) occupying the entire image.
Performing Operations and Settings in the Admin Viewer
Important
When the Viewer PTZ function is used, you cannot operate the
camera by clicking the image display area.
Preview Frame
(Magnified display area)
Center of preview
frame

Canon VB-H41 Specifications

Image Sensor

sensor type	1/3 inch CMOS
number of pixels	Approx. 2.1 million pixels
scanning system	Progressive

Optics

zoom magnification and control	20x powered zoom lens with auto focus (12x digital zoom, total 240x zoom)
focal length	4.7mm (wide) – 94mm (telephoto)
horizontal field of view	60.4° (wide) – 3.2° (telephoto)
lens F-number	F1.6 – F3.5
minimum subject illumination (day mode)	0.4 lux (Colour, F1.6 at 1/30 sec, SSC off, 50IRE)
minimum subject illumination (night mode)	0.02 lux (Mono, F1.6 at 1/30 sec, SSC off, 50IRE)
focus control	Auto / One-shot AF / Manual / Fixed at infinity
focusing region (day mode)	0.3 m – infinity (wide) / 1.0 m – infinity (telephoto)
focusing region (night mode)	1.0 m – infinity (wide) / 1.5 m – infinity (telephoto)
shutter speed	1, 1/2, 1/4, 1/8, 1/15, 1/30, 1/60, 1/100, 1/120, 1/250, 1/500, 1/1000, 1/2000, 1/4000, 1/8000 and 1/16000sec

Video and Audio

video compression method	H.264, JPEG
video output size (JPEG)	1920 x 1080, 960 x 540, 480 x 270, 320 x 240
video output size (H.264)	1920 x 1080, 960 x 540, 480 x 270
frame rate (JPEG)	30 – 0.1 fps
frame rate (H.264)	30/15/10/6/5/3/2/1 fps
audio communication	Full-duplex
audio compression method	G.711 μ-law (64 kbps)

Power

power sources	Power over Ethernet (48V DC, Conforms to IEEE 802.3af), 100V – 240V AC, 50/60Hz (via optional AC Adaptor PA-V17), 12V DC or 24V AC (via supplied two-pin connector)
power consumption (PoE)	Max. approx. 9.0 W
power consumption (AC adapter PA-V17)	Max. approx. 10.6 W
power consumption (DC Input)	Max. approx 8.6 W
power consumption (AC Input)	Max. approx. 8.8 W

Operating Environment

operating temperature	-10°C to 50°C
operating humidity	5% – 85% RH (without condensation)

Dimensions and Weight

dimensions (W x H x D)	132mm x 155mm x 132mm
weight	Approx. 1140 g