Description

Technical specification
Optical interface characteristics
Connector:    FC/PC
Transmit wavelength:    **0nm/***0nm/***0nm
Transmit distance:  single mode: ***0Km, multi mode: **2Km
Optical transmit power: Finer than *8dB
Receive sensitivity: Finer than *8dB
Optical dynamic range: *2dB
Maximum optical loss: *2dB
Video interface characteristics
Connector:  BNC Socket
Video bandwidth: 8 ~ *0 MHZ
Digitization: 8 ~ *0bit
DG:    < 1%(Typical value)
DP:     < 0.*0(Typical value)
Vertical slope:  < 0.5%( Max value)
SNR:     >*7dB
In/Output impedance: *5Ω (Unbalance)
In/Output Voltage: 1.0Vpp( Typical value)
E1 interface characteristics
Interface terminal: BNC socket
Rate: ***8Kbps   ±*0ppm
Code pattern: HDB3
Impedance: *5Ω (Unbalance)
Jitter: comply to ITU-TG.**2, ITU-TG.**3 standard
Input attenuation allowed: *- 6Db
Audio interface characteristics
Interface terminal: Standard stereo socket
Audio direction: Forward, reverse, bi-direction
Digital sampling: *4bit *8k
Bandwidth: *0HZ ~ *4HZ
Maximum input voltage: 2Vp-p
SNR: >*5dB
FXS phone interface characteristics
Interface terminal: RJ*5
Ring voltage: *5V
Ring frequency: *5Hz
Second line impedance: **0Ω( off hook)
Return loss: *0dB
FXO phone interface characteristics
Interface terminal: RJ*5
Ring monitoring voltage: *5V
Ring monitoring frequency: *7Hz~*0Hz
Second line impedance: **0Ω( off hook)
Return loss: *0dB
Data interface characteristics
Interface terminal: Industrial Wiring Terminal
Data transmission: Reverse/Bi-directional
Bandwidth: 0~****0Kbps
Standard: RS***2/RS***2/RS***5
Bit error rate:<*0 *9<br /> Ethernet interface characteristics
Interface terminal: RJ*5
Ethernet protocol: According to IEEE**2.**0/**0 Base-T
Transfer rate: *0/**0M self-adaptation
Work condition
Working relative humidity:  0~*5 %
Working temperature:  **0°C~*0°C
power consumption:   5.2W DC5V
Do not place devices in place with corrosive or solvent gas, rising dust or strong magnetic field interference