User manual

NOTE
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Chapter 4 Frequent ask questions
1, Failure to control PTZ
It is possible that the camera and equipment are not connected through RS485 port, or the wrong con-
figuration of the decoder.
2, Certain individual channel picture is un-normal
Please check whether the video cable is well connected with the camera and the Embedded DVS
3, Possible reasons which can cause the failure of upgrading
Failure of the network, IP address error in the FTP host computer, FTP service is not been booted by
PC, the path to upgrade is incorrect; no permission (usually happened when to upgrade through
client-end.)
If the above information cannot meet your demand, please not hesitate to contact the provider.
Stabilizer power suppler: input AC 100-240V47-63Hz
Specifications
Model 52WS/4
Video compression H.264
Encode/Decode resolution 4CIF/DCIF/2CIF/CIF/QCIF
Video input 4
Video input interface BNC (1.0Vp-p, 75Ω), support PAL, NTSC
Frame rate (per channel)
4CIF/DCIF/2CIF: 4fps for 4-ch
CIF: 25(P)/30(N) fps
Stream type Video / Video&Audio
Support dual stream Yes
Bit rate 32Kbps~2Mbps adaptive (Max. 8Mbps)
Audio input 4
Audio input interface BNC (2Vp-p, 1kΩ)
Audio output 1 channel (linear electrical level, 600Ω)
Audio compression OggVorbis, 16Kbps
Voice talk input 1 channel (2Vp-p, 1kΩ)
Communication interface 1 RJ45 10M/100M Adaptive Ethernet interface, 1 RS232 interface and
1 RS485 interface
Alarm input 4 channels
Alarm output 2 channels
Power supply 12V DC
Power consumption ≤20W
Working temperature -10 ~+55
Working humidity 10%~90%
Size(mm) 39mm(H)*198mm(W)*123mm(D)
Weight ≤1 Kg