|
Parameter
|
Specifications
|
|
|
Video
|
||
|
Video interface number
|
4 channel video
|
|
|
Bandwidth of video
|
8MHz
|
|
|
Video input & output impedance
|
75 Ω (imbalance) ， BNC
|
|
|
Video input & output voltage
|
1VP - P
|
|
|
Differential gain
|
DG <1% ( typical value)
|
|
|
Differential phase
|
DP <0.6° ( typical value)
|
|
|
Weighted signal-to-noise ratio
|
S/N ≥ 67dB
|
|
|
Data
|
||
|
Physical interface
|
The industry standard connecting terminal
|
|
|
Interface Signal
|
RS485/RS422/RS232/Manchester
|
|
|
Code rat
|
0-400Kbps
|
|
|
BER
|
< 10 -9
|
|
|
AUTIO
|
||
|
Interface port
|
lotus block industrial standard port
|
|
|
Audio input/output impedance
|
600Ω(balance/imbalance)
|
|
|
Audio input/output voltage
|
2Vpp (typical value)
|
|
|
Audio input/output level
|
0 dbm (typical value)
|
|
|
Audio bandwidth
|
10Hz~20kHz
|
|
|
Audio digital bandwidth
|
24 bit
|
|
|
Andio signal-to-noise ratio
|
S/N ≥95Db ( weighted)
|
|
|
Ethernet
|
||
|
Physical interface
|
RJ45
|
|
|
Operating mode
|
Full dulex / half dulex
|
|
|
Operating mode
|
Full dulex/full-dulex
|
|
|
Support agreement
|
IEEE802.3、10M、10/100M adaptive
|
|
|
Phone
|
||
|
Physical interface
|
RJ11
|
|
|
Voice bandwidth
|
8kHz
|
|
|
Special function
|
Support the call display，With hands-free function
|
|
|
Working mode
|
Point to point link， SPC Exchanges method
|
|
|
Optical
|
|
|
|
Connector
|
FC/ST (optional)
|
|
|
Fiber type
|
single-mode fiber, single fiber
|
|
|
Transmission distance
|
single mode 0Km to 100Km
|
|
|
Environmental demand
|
|
|
|
environmental temperature
|
-30℃～+75℃
|
|
|
Storage environment
|
-40℃～+85℃
|
|
|
Relative humidity
|
0-95% ( no condensation)
|
|
|
Power supply voltage
|
AC220V/50Hz
|
|
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