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Product Overview

En_2

The 

 can transmission 1-Channel 

duplex RS-422 Data  over singlemode or multimode 

optical cable. 

Stand-alone or rack-mount. The cards can be inserted 

into our 14 slots,19inch 4U or 6U rack-mountable 

card cage (VOS-CH04 or VOS-CH06). 

VOS-1FOM-D422T/R

System Diagram:

Model Number

Transmitter

Receiver

Fiber Mode

Wavelengths

Optical
Power
Budget

Maximum
Transmission
Distance

Multi-Mode

1310nm/1550nm

VOS-1FOM-D422MR

VOS-1FOM-D422MT

The Optical Power Budget data fit Mulit-mode(62.5/125 

m),Single-Mode(9/125 

m).

When using 50/125 

m multimode fiber, subtract 3 dB from the optical power budget.

Optical transmission distance is limited to optical loss of the fiber and any additional loss introduced by connectors, 

    splices and patch panels.

Maximum transmission distance is also limited by fiber bandwidth.

Power adapter is manufactured by third party and is supplied with fitted screw-terminal output cables.Power 

   adapter included (for standalone) US, European, UK or Australian power plug.

Please feel free to consult factory for any special requirement and customization

Note:

16dB

2km

Single-Mode

VOS-1FOM-D422SR

VOS-1FOM-D422ST

12dB

20km

Models and Optical Power Budget:

•Duplex RS422 Data transmission over one fiber  

•Multi-mode Fiber Support for Distances up to 2.0 km

•Single-Mode Fiber Support for Distances up to 100 km

•No EMI or RFI and no ground loops  

•Stand alone or rack-mount 

Features:

Note:

 More detail specification please find in the datasheet or our website: www.voscom.com

Data

1

1

1310nm/1550nm

VOS-1FOM-D422ST-4

VOS-1FOM-D422ST-6

VOS-1FOM-D422SR-4

VOS-1FOM-D422SR-6

Single-Mode

Single-Mode

1310nm/1550nm

1310nm/1550nm

18dB

25dB

40km

60km

Fiber optic Cable

VOS-1FOM-D422T
Transmitter

VOS-1FOM-D422R
Receiver

1 x Data

1 x Data

RS-422

RS-422

Summary of Contents for VOS-1FOM-D422MR

Page 1: ...VOS 1FOM D422T R series 1 Channel Duplex RS 422 Data Transmission Installation Manual Fiber Optic Transmission Systems VOSCOM TECHNOLOGIES CO LIMITED WWW VOSCOM COM TM ...

Page 2: ... on or pinched particularly at plugs convenience receptacles and the points where they exit from the apparatus 13 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does...

Page 3: ... is also limited by fiber bandwidth Power adapter is manufactured by third party and is supplied with fitted screw terminal output cables Power adapter included for standalone US European UK or Australian power plug Please feel free to consult factory for any special requirement and customization Note 16dB 2km Single Mode VOS 1FOM D422SR VOS 1FOM D422ST 12dB 20km Models and Optical Power Budget Du...

Page 4: ...ata input output Panel Cable Connection En_3 Installation Instructions NOTE1 Digital fiber optic transmitter and receiver should be used in pairs one is Transmitter LED is red the other is Receiver LED is green DC5V 1 2 3 4 DATA 3 POWER OPTIC EXT FRONT PANEL REAR PANEL EXT2 D1 D2 FTX 1 V1 V2 EXT1 C C D D None A A B B 2 None Website www voscom com ...

Page 5: ...er Rs422 One Duplex Rs422 Data Connection Input Output Receiver Rs422 One Duplex Rs422 Data Connection Input Output 4 Pin Terminal Block Pin Conect Data Rs422 RX Conect Data Rs422 RX Conect Data Rs422 TX Output 1 2 3 4 DATA 1 2 3 4 Output Conect Data Rs422 TX Input 4 Pin Terminal Block Pin Conect Data Rs422 TX Conect Data Rs422 TX Conect Data Rs422 RX Input 1 2 3 4 DATA 1 2 3 4 Input Conect Data R...

Page 6: ...sktop or can be mounted to a wall VOS 1FOM D422T VOS 1FOM D422R NOTE Before mounting the transmitterand receiver please ensure that there is adequate space at both ends for viewing the front panel LEDs and for making the various rear panel cable connections VOS 1FOM D422T VOS 1FOM D422R Website www voscom com Website www voscom com Stand alone Mounting Size 142mm x 107mm x 25mm ...

Page 7: ...R LED indicator that illuminates when power is applied to the rack unit 5 Fiber optic plug in modules video cards can be installed into any of the available 14 slots of the card cage Most modules require only a single slot width but others such as the 8 Ch video Series require two slot widths VOS CH04 19 inch 4U 14 video card slots suit for 1 ch 2 ch 4 ch 8 ch two slots video cards Support one sli...

Page 8: ...ors and associated troubleshooting guidelines Table A Power Links Indicator Status Meaning Possible Cause Corrective Action Video LED VIDEO 1 VIDEO 2 Light Incoming video signal is present on thechannel No action required Not Light on Transmitter Incoming video signal is not present on the channel Check power connection to the video source Video source is not powered on Video source is not connect...

Page 9: ...t Data is not present on the channel No action required Data connection is faulty Check data connections Data communication cable is defective Replace cable The optical signal is not being received Remote fiber module is not powered on Check power connections Replace power supply if necessary Fiber optic cable is not connected Check fiber optic connections Fiber optic cable connectors are dirty or...

Page 10: ...repair replacements nonwarranty repairs advance replacements and credit returns To obtain an RMA Download from www voscom com and please complete the RMA as much detail as possible then send the RMA to our customer service support FAX 86 571 87389390 E mail RMA voscom com Customer Service will provide you with an RMA number and an RMA acknowledgment form that confirms your request Once you have th...

Page 11: ... repair department will evaluate the returned product to determine whether it is a warranty or non warranty replacement and bill you accordingly We will invoice advance replacements at shipment and credit you upon receipt of the defective product If we determine however that the returned product is in good working order or that performance issues were due to improper installation misuse abuse or o...

Page 12: ...out notice 2 You can download the latest PDF document here www voscom com 3 Online Technical Support please E mail support voscom com 4 More detail product information please E mail sales voscom com or contact with our sales staff 5 Return defective products please download RMA here www voscom com 6 Get an acknowledgment RMA number please complete the RMA as much detail as possible and then E mail...

Page 13: ...OR MOISTURE DO NOT LOOK INTO OPTICAL PORTS WITH POWER ON Headquarters Information Distributor Information VOSCOM TECHNOLOGIES CO LIMITED Hangzhou Zhejiang P R CHINA 310004 Tel 86 571 87389389 Fax 86 571 87389390 Web www voscom com E Mail sales voscom com support voscom com RMA voscom com ...

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