E-link China Technology Co.,Ltd.
Professional Fiber Optical Communication and CCTV Security Transmission Product Manufacturer
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Product Details:
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| Bit Rate: | 1.485Gb/s | Impedance: | 75Ω |
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| Return Loss: | >15dB | Output Level: | 800mVp-p±10% |
| Rise And Fall Time: | ≤1.50ns | Product Type: | SDI Optic Converter |
| High Light: | hd sdi to fiber optic converter,hd sdi fiber optic transmitter and receiver |
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1080P Video Forward Aux Audio RS485 Backward RS485 Data HD-SDI to Fiber Optic Converter
The LNK-SDI-4V1A2D1E-T/R is a high performance, and reliable, 4-channel HD-SDI video optical transceiver, which perform real-time, loss-free and high-quality HD-SDI transmission(audio embedded) and one unidirectional (default)/bi-directional RS485 data over an optical line. Besides, LNK-SDI-4V1A2D1E-T/R provides optional audio/contact closure/RS422/RS232 data and 10/100M Ethernet transmission, which can be widely used in TV live broadcast, high-definition video conference, high-definition video monitoring, intelligent transportation system and public security system.
The LNK-SDI-4V1A2D1E-T/R includes desktop equipment and rack mounting chassis, the desktop equipment includes a transmitter named LNK-SDI-4V1A2D1E-T and a receiver named LNK-SDI-4V1A2D1E-R; The rack mounting chassis is used as the centralized HD-SDI receiver, adopts 19 inch width, 4U height.
n LNK-SDI-4V1A2D1E-T: four HD/SD-SDI input (BNC)
n LNK-SDI-4V1A2D1E-R: four HD/SD-SDI output (BNC)
n Each SDI channel includes 2-channel audio embedded
n One bi-directional RS485 channel, half duplex, up to 115.2Kb/s baud rate
n One auxiliary channel, which can be 2-channel bi-directional audio, or 2-channel unidirectional audio, or 4-channel unidirectional audio, or 2-channel contact closure input/output, or 1-channel bi-directional RS422 , or 2-channel bi-directional RS232 channel
n Supports 1080P@30,25,24, 29.97, 23.98,1080I@60,50,59.94,720P@60,50,30,25,24, 9.94, 29.97, 23.98 and 625i, 525i format, when input is 1080P@29.97, 23.98, 1080I@59.94, 720P@59.94, 29.97, 23.98, the output is 1080P@30, 24, 1080I@60, 720P@60,30, 24 respectively
n With integrated cable equalizer
n Embedded ESD and surge protection circuit to prevent damage from static and thunder
n With NOP (No optical signal) alarm indications, output status indicator and input lock indicator
n With APC circuit to perform stable optical power
Table 2-1-1 Interfaces on LNK-SDI-4V1A2D1E-T/R front Panel
| Name | Description | ||
| OPT | Optical interface, bi-directional, adopts FC connector | ||
| HD-SDI | IN [1:4] | HD-SDI input 1/2/3/4 | |
| OUT [1:4] | HD-SDI output1/2/3/4 | ||
| RS485 | RS485 interface, adopts PHOENIX connector | ||
| A | RS485 differential signal A | ||
| B | RS485 differential signal B | ||
| AUX |
One auxiliary channel, which can be 2-channel bi-directional audio, or 2-channel unidirectional audio, or 4-channel unidirectional audio, or 2-channel contact closure input/output, or 1-channel bi-directional RS422 , or 2-channel bi-directional RS232 channel. Refer to table 2-1-3 for more. Note: if the auxiliary channel is used as the audio channel, the embedded audio channel in the HD-SDI signal will be unavailable. |
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| Ethernet | RJ45 Port | 10/100M Fast Ethernet | |
Table 2-1-2 Indicators on LNK-SDI-4V1A2D1E-T/R front panel
| Name | Description |
| NOP |
Optical signal loss alarm indicator, red. ON: Optical signal loss is detected at the port. OFF: the optical port receive normal signal. |
| RUN |
Running indicator, green. Normal blink: works normally OFF: Abnormal. |
| IN [1:4] |
The HD-SDI input lock indicator, green. ON: video input normally. OFF: video input abnormally. |
| OUT[1:4] |
The SD/ HD-SDI output status indicator, green. ON: output normally. OFF: output abnormally. |
| ACT |
RS485 link indicator, green. Blink: There are data transmitting and receiving; OFF: No data transmit or receive; |
Table 2-1-3 AUX interface
| AUX interface | No. | Name | Description |
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2-channel bi-directional audio (AUX206) |
1 | AOUT1 | Audio channel -1 output |
| 2 | AOUT2 | Audio channel -2 output | |
| 3 | G | Ground | |
| 4 | AIN1 | Audio channel -1 input | |
| 5 | AIN2 | Audio channel -2 input | |
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2-channel unidirectional audio input (AUX208) |
1 | AIN1 | Audio channel -1 input |
| 2 | AIN2 | Audio channel -2 input | |
| 3 | G | Ground | |
| 4 | -- | -- | |
| 5 | -- | -- | |
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2-channel unidirectional audio Output (AUX207) |
1 | AOUT1 | Audio channel -1 output |
| 2 | AOUT2 | Audio channel -2 output | |
| 3 | G | Ground | |
| 4 | -- | -- | |
| 5 | -- | -- | |
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4-channel unidirectional audio Input (AUX211) |
1 | AIN1 | Audio channel -1 input |
| 2 | AIN2 | Audio channel -2 input | |
| 3 | G | Ground | |
| 4 | AIN3 | Audio channel -3 input | |
| 5 | AIN4 | Audio channel -4 input | |
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4-channel unidirectional audio Output (AUX212) |
1 | AOUT1 | Audio channel -1 output |
| 2 | AOUT2 | Audio channel -2 output | |
| 3 | G | Ground | |
| 4 | AOUT3 | Audio channel -3 output | |
| 5 | AOUT4 | Audio channel -4 output | |
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2-channel contact closure output (AUX200) |
1 | NC0 |
The first channel contact closure output No alarm: the contact is normally-closed (NC) Alarm: the contact is open |
| 2 | COM0 | Command contact of the first channel contact closure | |
| 3 | NC1 |
The second channel contact closure output No alarm: the contact is normally-closed (NC) Alarm: the contact is open |
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| 4 | COM1 | Command contact of the second channel contact closure | |
| 5 | -- | -- | |
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2-channel contact closure input (AUX201) |
1 | K0 | The first channel contact closure input |
| 2 | COM0 | Command contact of the first channel contact closure | |
| 3 | K1 | The second channel contact closure input | |
| 4 | COM1 | Command contact of the second channel contact closure | |
| 5 | -- | -- | |
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1-channel bi-directional RS422/ 2-channel bi-directional RS485 AUX204(T side) |
1 | TXA(T/RXA1) | RS422 differential signal A output/ RS485 channel-1 differential signal A |
| 2 | TXB(T/RXB1) | RS422 differential signal B output/ RS485 channel-1 differential signal B | |
| 3 | RXA(T/RXA2) | RS422 differential signal A input/ RS485 channel-2 differential signal A | |
| 4 | RXB(T/RXB2) | RS422 differential signal B input/ RS485 channel-2 differential signal B | |
| 5 | G | Ground | |
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1-channel bi-directional RS422/ 2-channel bi-directional RS485 AUX204(R side) |
1 | RXA(T/RXA1) | RS422 differential signal A input/ RS485 channel-1 differential signal A |
| 2 | RXB(T/RXB1) | RS422 differential signal B input/ RS485 channel-1 differential signal B | |
| 3 | TXA(T/RXA2) | RS422 differential signal A output/ RS485 channel-2 differential signal A | |
| 4 | TXB(T/RXB2) | RS422 differential signal B output/ RS485 channel-2 differential signal B | |
| 5 | G | Ground | |
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2-channel bi-directional RS232 (AUX205) |
1 | TX1 | RS232 signal output 1 |
| 2 | RX1 | RS232 signal input 1 | |
| 3 | G | Ground | |
| 4 | TX2 | RS232 signal output 2 | |
| 5 | RX2 | RS232 signal input 2 |
Note1: The AUX interface of LNK-SDI-4V1A2D1E-T and LNK-SDI-4V1A2D1E-R are used in pairs, e.g. if LNK-SDI-4V1A2D1E-T use 2-channel unidirectional audio output interface, LNK-SDI-4V1A2D1E-R should use 2-channel unidirectional audio input interface.
Note2: If the auxiliary channel is used as the audio channel, the embedded audio channel in the HD-SDI signal will be unavailable.
Figure 2-2-1 LNK-SDI-4V1A2D1E-T/R Rear Panel
Table 2-2-1 LNK-SDI-4V1A2D1E-T/R Rear Panel
| Name | Description |
| DC12V |
DC 12V power input interface Adopts AC220V/DC12V power adapter, provides 12V power supply |
| Protective ground (PGND) screw, connect with the chassis. |
Table 3-1 Technical Specification
| Item | Typical value |
| HD-SDI Interface | |
| Connector | BNC |
| Bit rate | 1.485Gb/s and 270Mb/s auto adaptive |
| Impedance | 75Ω |
| Return loss | >15dB |
| Output level | 800mVp-p±10% |
| Rise and fall time(HD-SDI) | ≤270ps |
| Rise and fall time(SD-SDI) | ≤1.50ns |
| SD-SDI Alignment jitter (1KHz) | ≤0.2UI |
| SD-SDI Timing jitter (10Hz) | <0.2UI |
| HD-SDI Alignment jitter (100KHz) | ≤0.2UI |
| HD-SDI Timing jitter (10Hz) | <1.0UI |
| Standard | Comply to SMPTE-292M HD-SDI and SMPTE-259M SD-SDI standard |
| Audio Interface (Optional) | |
| Connector | PHOENIX connector |
| Impedance | Input high-impedance, output 600Ω |
| Quantization grade | 20 bits |
| Sample frequency | 48KHz |
| Audio input/output voltage | 2VP-P |
| Bandwidth | 20Hz~20KHz |
| Total Harmonic Distortion | 0.1% |
| RS485 Interface | |
| Connector | PHOENIX connector |
| Baud rate | 0~115.2Kb/s |
| Bit error ratio | <10-9 |
| Duplex | Half-duplex |
| CONSOLE Interface | |
| Connector | RJ45 |
| Baud rate | 19200 |
| bits | 8 |
| Stop bit | 1 |
| parity check | None |
| EMU/EMU-EX Interface | |
| Connector | RJ45 |
| Bit rate | 10Mb/s or 100Mb/s auto adaptive |
| Power and Consumption for desktop equipment | |
| Power supply | DC 12V |
| DC input voltage range | 8V~14V |
| Power consumption | 3W±10％ |
| Power and Consumption for rack mounting chassis | |
| Power supply | AC 220V /DC-48V |
| DC input voltage range | -36～-72V DC |
| AC input voltage range | 176~264V |
| Power consumption for each card | 3W±10％ |
| Environment Requirements | |
| Working temperature | -30～60℃ |
| Relative Humidity | ≤95％, no condensation |
| Storage temperature | -40～85℃ |
| Equipment dimension | |
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Dimension of Rack mounting chassis (with rack ear) |
330mm x 178mm x 482mm |
| Desktop equipment dimension | 180mm x 123mm x 30mm |
Contact Person: Mr. Michael Guo
Tel: 19928768315
Fax: 86-755-8312-8674
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