User's Manual

10
1.5 ProductSpecications
Model VF-402-T VF-402-R
Video Characteristics
Video Channel 4-channel bi-direction
Video Connector BNC
Supported Video Type
1080p: AHD/TVI/CVI
480p: CVBS
Video Input/Output Impedance 75ohm/unbalanced interface
Video Input/Output Voltage 1.0 Vpp / typical peak to peak value
Video Bandwidth 25 to 60MHz
Video Digital Bit Width 8/10 bit
Differential Gain (DG) <2% (typical value)
Differential Phase (DP) <2° (typical value)
SNR-weighted Scheme >67dB (typical value)
Data Interface
Data Channel 4 channels
Physical Protocol RS485
Operation Mode Simplex
Data Connector 4-pin terminal block with screw clamps
Data Rate DC-150Kbps
Data Distance RS485: 0-20km
BPS 0-115.2Kbps
Bit Error Rate (BER) <10
-9
Optical Interface
Optical Connector FC
Fiber Type Single-mode, single ber
Distance 20km for single mode
Optical Wavelength
TX: 1310nm
RX: 1550nm
TX: 1550nm
RX: 1310nm
Transmitter Coupled Power
Max.: 0 dBm
Min.: -8 dBm
Receive Sensitivity -22 dBm
Link Budget From 15dB to 20dB at 1310nm or 1550nm
Cable 9/125μm single-mode cable