- DVOP-VE-VS01 Half duplex two-way video intercom optical terminal
DVOP-VE-VS01 visual intercom optical terminal is Shenzhen Guang Xiang Communication dedicated to visual intercom access control optical terminal, to achieve the visual intercom system of one half duplex two-way video, up to 3 channels of data, 1 channel intercom audio using a single fiber digital transmission. DVOP-VE-VS01 adopts analog interface and intercom equipment docking, adopts modular design, and uses the unique "digital adaptive video automatic switching control", "multi-channel two-way audio and video data multiplexing", "adaptive audio voltage data mixing control" and other technologies, which can achieve seamless docking with most of the current domestic and international intercom systems. No need to make any changes to the original visual access control intercom system, you can step by step to achieve digital, optical, long distance networking needs. DVOP-VE-VS01 realizes a variety of networking methods such as point-to-point star networking, hand-in-hand bus networking, distributed hybrid networking, etc., quickly and conveniently constructing the networking of visual intercom systems in various application environments.
DVOP-VE series adopts advanced digital video, audio, data, network multiplexing technology and optical fiber transmission technology design, in a single fiber to achieve multi-channel one-way/full-duplex bidirectional video/half-duplex bidirectional video, multi-channel RS485/RS232/ pulse data, multi-channel full-duplex/half-duplex audio in the intercom system. Real-time synchronization, distortion free and high-quality transmission of all kinds of access control unlocking signals.
● Digital adaptive video automatic switching control, adaptive automatic half-duplex video switching, without any additional control
● Can support 3 RS485/RS232/RS422 and other data types, zero delay switching technology, data rate up to 2Mbps
● Audio can support full-duplex bidirectional, half-duplex bidirectional, audio impedance 10K/600/32 optional, amplitude 4V/12Vp-p optional
● Adaptive technology, direct connection can be used, without any on-site electrical and optical adjustment
● Industrial design, the use of industrial original devices, the use of gold PCB board, long-term reliable and stable operation of the equipment
● Support point-to-point star networking, hand-in-hand bus networking, distributed hybrid networking and other networking methods
● Aluminum alloy housing, can be mounted on the desktop or wall
● Standard 5V power supply, can support 12VDC/24VDC/48VDC and other industrial control field power supply
● High level lightning, surge, ESD protection design to ensure long-term reliable operation of equipment in harsh electromagnetic environment
● Full digital optical fiber transmission platform, multi-service flexible configuration of the same platform, can form a complex communication network, saving investment resources
● Complete indication of power supply, optical fiber link, call and call status
● Support centralized rack card installation, using 2.5U rack, single rack maximum
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Optical index |
Wavelength: |
Multimode :850/1310nm; Single mode :1310/1550nm; DFB:1260~1610nm |
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Fiber output power: |
0 dBm ~ -3 dBm/-5 dBm ~ -10 dBm |
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Reception sensitivity: |
≤-26dBm |
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Single wavelength bandwidth: |
155M |
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Transmission distance: |
Multi-mode 0-2km; Single mode: 0-120km |
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Maximum optical power reservation: |
15dbm/20dbm/25dbm/30dbm |
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Fiber optic interface |
FC/ST/SC Optional |
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Video Metrics |
Half duplex two-way video |
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Video channel: |
1 |
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Signal system: |
PAL/NTSC/SECAM |
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Nominal input/output level: |
1Vp-p (typical) |
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Nominal input/output impedance: |
75 Ω |
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Bandwidth per channel: |
8 MHz |
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Sampling frequency: |
16MHz |
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Quantized rating: |
8/10bit |
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Differential gain: |
< 1% (typical value) |
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Differential phase: |
< 1˚ (typical value) |
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Weighted signal-to-noise ratio: |
65dB (typical value) |
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Color brightness delay difference: |
10ns (typical value) |
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Color brightness gain difference: |
±10% (typical value) |
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Connectors: |
Metal BNC/RJ45/ industrial crimp terminals |
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Audio indicators |
Input impedance: |
10K/600/32, balanced/non-balanced |
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Output impedance: |
10K/600/32, balanced/non-balanced |
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Input/output levels: |
4Vp-p/12Vp-p |
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Audio bandwidth: |
300 to 3400Hz/20Hz to 20KHz |
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Sampling frequency: |
8KHz/48KHz |
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Quantization rating: |
8bit/24bit |
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Connectors: |
Industry standard terminal /RJ45 |
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Asynchronous data interface |
Physical interface: |
Industry standard terminal /RJ45 |
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RS-485 data interface |
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Data rate: |
DC - 115.2 Kbps/DC - 2 MBPS |
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Data bit error rate: |
<10-12 |
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Maximum node number: |
128 knots |
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Maximum distance: |
1,200 meters |
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Data protocol: |
Fully transparent support for any RS-485 protocol |
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Network connection method: |
Support forward/reverse/two-way RS-485, support point-to-point, point-to-multipoint connection |
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RS-422 data interface |
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Data Rate: |
DC - 115.2 Kbps/DC - 2 MBPS |
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Data bit error rate: |
< 10-12 |
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Maximum distance: |
1,200 meters |
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Data protocol: |
Fully transparent support for any RS-422 protocol |
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Network connection: |
Support point-to-point, point-to-multipoint connections |
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RS232 data interface |
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Data rate: |
DC - 115.2 Kbps/DC - 2 MBPS |
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Data bit error rate: |
< 10-12 |
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Data protocol: |
Fully transparent support for any RS-232 protocol |
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Size/power supply/power |
Free-standing |
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Size: |
121mm(L)*130mm(W)*26mm(H) |
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Power supply method: |
External power adapter,12VDC |
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Maximum power consumption: |
3W |
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Rack type |
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Size: |
2.5U standard, occupies 1 slot space in a 2.5U rack |
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Power supply mode: |
Rack voltage AC-DC 220V/110V, -48V, +24V, +12V optional |
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Maximum power consumption: |
150W(complete frame) |
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