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Canon VB-H41 User Manual

Canon VB-H41
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60
Video Server
(1) [Maximum Number of Clients]
Set the maximum number of clients that can be
connected to the camera at the same time. Up to 30
clients can be set.
If 0 is set, connection is prohibited except for the
Administrator.
(2) [Camera Control Queue Length]
Set the maximum queue length for clients requesting
camera control privilege from the viewer. The
maximum number is 30. Enter an integer from 0 to 30.
If 0 is set, camera control is prohibited except for the
Administrator.
(3) [Maximum Connection Time (sec.)]
Set the time in seconds during which an individual
client can connect to the camera. The maximum
number is 65535. Enter an integer from 0 to 65535. If 0
is set, the connection time becomes unlimited.
(4) [Camera Control Time (sec.)]
Set the maximum time during which the viewer can
control the camera. The maximum number is 3600.
Enter an integer from 1 to 3600.
Audio Server
(1) [Audio Transmission from the Camera]
When [Enable] is selected, the audio input through the
microphone attached to the camera can be
transmitted to the Viewer.
(2) [Input Volume]
Set the volume of input for the microphone connected
to the camera in the range of 1 to 100. The greater the
value, the larger the input volume becomes.
(3) [Voice Activity Detection]
If [Enable] is selected, the audio transmission is
stopped temporarily when no audio is output. This
way, the load of the applicable network can be
reduced.
(4) [Audio Reception from Viewer]
If [Enable] is selected, the audio received from the
Admin Viewer and RM Viewer can be output from the
speaker with amplifier connected to the camera.
(5) [Output Volume]
Set the volume of output for the speaker connected to
the camera in the range of 1 to 100. The greater the
value, the larger the output volume becomes.
(6) [Echo Canceller]
If [Enable] is selected, echo between the microphone
and speaker is suppressed.
(7) [Audio Input]
Set the microphone input. Select [Line In],
[Microphone In (dynamic microphone)] or
[Microphone In (condenser microphone)].
[Server]
Setting the Video Server, Audio Server and HTTP Server
The following can be set here.
Video Server
Set the video transmission from the camera.
•Audio Server
Set the audio transmission/reception.
•HTTP Server
Set the authentication method, HTTP port and
web page delivery.
• Audio Transmission
• Input Volume
• Voice Activity Detection
• Echo Canceller

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Canon VB-H41 Specifications

Image Sensor IconImage Sensor
sensor type1/3 inch CMOS
number of pixelsApprox. 2.1 million pixels
scanning systemProgressive
Optics IconOptics
zoom magnification and control20x powered zoom lens with auto focus (12x digital zoom, total 240x zoom)
focal length4.7mm (wide) – 94mm (telephoto)
horizontal field of view60.4° (wide) – 3.2° (telephoto)
lens F-numberF1.6 – 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 controlAuto / 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 speed1, 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 IconVideo and Audio
video compression methodH.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 communicationFull-duplex
audio compression methodG.711 μ-law (64 kbps)
Power IconPower
power sourcesPower 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 IconOperating Environment
operating temperature-10°C to 50°C
operating humidity5% – 85% RH (without condensation)
Dimensions and Weight IconDimensions and Weight
dimensions (W x H x D)132mm x 155mm x 132mm
weightApprox. 1140 g

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