OSD8817POT OM - Optical Systems Design
Contents
1. 2W RS485 4 Contact Closure i Input 8817T POT only Pin Connection Pin Connection Hs VO H6 Contact Input H7 I O H5 Ground H5 Ground RS485 2 Wire half duplex is used to connect several devices to the same bus when only one unit transmits data at a time All units are normally in high impedance receive mode waiting for data When transmission of data is requested the device waits for a protocol specific turn around time delay before transmitting after which it returns to receive mode Note If a link doesn t seem to be working correctly try swapping the polarity of the data lines on both ends Some devices are marked opposite the RS485 standard PAGE 8 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 2 INSTALLATION AND OPERATION 2 1 INTRODUCTION This section outlines the methods required to install and operate the OSD8817T and OSD8817R successfully It should be studied carefully if damage to the equipment or poor results are to be avoided This equipment has been fully tested prior to dispatch and is ready for immediate operation However it is advisable to check for external transportation damage before operation If damage is evident return the unit with the packaging to your supplier immediately 2 2 INSTALLATION 2 2 1 CABLING Shielded cables should be used on all cabling to provide protection from external electrical events such as lighting2. OPTICAL SYSTEMS DESIGN OPERATOR MANUAL OSD8817 SERIES DIGITAL VIDEO AND DATA FIBER OPTIC TRANSMISSION SYSTEM Potted Version OPTICAL SYSTEMS DESIGN PAGE 2 DOC ID 10108805 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN INDEX 1 1 TECHNICAL SUMMARY iirscceccsssisetsecccseccossscocentecsedscstscsvacssecsedstasesedicacssosceceessacsandeasstceuseauesces 4 1 1 BRIEF DESCRIPTION iure la 2 ern Aste ee 4 1 1 1 OVERVIEW sense BE ek 4 1 1 2 APPLICATIONS ota sank kB 5 1 1 3 FEATURES AND BENEFITS voeter nana a nannten 5 1 2 IXPIEAECONEIGURATION 2 252 a deat aaah Rue 5 1 3 PRODUCTS AND OPTIONS c nica 6 1 4 TECHNICAL SPECIFICATIONS 2 2 0822 ae ii 7 1 5 BINASSIGNMENTS it iia 8 2 INSTALLATION AND OPERATION ussussossorsonsonsnnssnssossossnnsonsonsnnsnnsnnssnssnnsonsonsnnsnnsnnnsnnsone 9 2 1 INTRODUCTION hasta tt tata 9 2 2 INSTALLATION cnica iaa dile 9 2 2 1 CABEING 4 00 ido id 9 2 2 2 WARNING AND PRECAUTIONS ocn erro none ranarnss 9 2 2 3 OSD8817T POT DIMENSIONS rale 10 2 2 4 POWER SUPPLY CONNECTIONS 22 22 2222 esse liseaieateedea a d 10 2 2 5 OTHER CONNECTIONS cuca iaa ie 11 2 3 OSD8817 OPERATION siira erei it 12 2 3 1 OSD8817T POT OPERATION totor i 12 2 3 2 CONTACT CLOSURE CONNECTIONS ooccccccconcccccnnaconcnnnnncnonononenoneconnnnn nono nenes tedadi 12 2 3 3 OSD8817T POT INDICATORS cout li iaia nizza 13 3 MAINTENANCE nestis aida ii air 14 3 1 INTRODUCTION sec
3. 5A 24V max External OSD8817R Relay FIGURE 7 OSD8817R RC R2 CONTACT CLOSURE OUTPUT PAGE 12 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 2 33 OSD8817T POT INDICATORS hv e Local Rx OK e Remote Rx OK FIGURE 8 OSD8817T POT LED INDICATORS TABLE 5 OSD8817 INDICATOR FUNCTION INDICATOR PARAMETER COLOUR FUNCTION Red No Transmit signal Local Rx OK Transmit Sync Green Transmit signal present Red No Received signal Remote Rx OK Receive Sync Green Received signal PAGE 13 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 3 MAINTENANCE 3 1 INTRODUCTION The following section outlines the fault finding procedure for the OSD8817T POT modems Please take note of the following A Personnel without appropriate training should not attempt any maintenance except that outlined below A If further maintenance is attempted you are warned that every care should be taken to ensure that internal measurements made while the equipment is operational are taken carefully as some components within the unit are expensive and may be damaged by failure of any portion of their support circuitry A Some components within the unit are Electrostatic ES sensitive and Electrostatic Discharge ESD precautions should be taken when performing maintenance upon the unit 3 2 EXTERNAL INSPECTION Visually check for the following C
4. fiber optic digital video and data transmission system The system consists of the OSD8817T transmitter and any one of the OSD8817R RC R2 receivers which are designed to be used as a pair and provide one way transmission of PAL NTSC or SECAM video plus full duplex transmission of one data channel and one forward contact closure channel The OSD8817T POT accepts one analog composite video input signal along with one digital data input signal and one contact closure input The video signal is converted to digital with 10 bit resolution so as to preserve the quality of the input signals The resulting digital signal is multiplexed and transmitted as a digital bit stream through the fiber The OSD8817T also includes an optical receiver section that decodes the digital signal transmitted by the OSD8817R to provide data output signals Data can be TTL RS485 or RS422 31kHz Manchester or Bi phase The OSD8817T POT is a 2 wire RS485 data modem The OSD8817T transmitter provides adjustment free operation over the full optical range of the unit The OSD8817R incorporates a high performance optical digital receiver for incoming video and data signals a transmitter that outputs a digital optical signal consisting of one data channel and one contact closure output The unit provides a constant video output level which is independent of link loss and data section of the OSD8817R is also adjustment free over all link lengths Data signal interface levels are the
5. _____ 30 5 FIGURE 3 OSD8817T POT DIMENSIONS 2 2 4 POWER SUPPLY CONNECTIONS The OSD8817T POT requires external DC or AC power The voltage range of the OSD8817T POT is 9Vnc to 35Vpc or 20 to 28Vac O 3VA SVA for OSD8817R2 Power should be connected to the H1 and H2 pins located on the top right hand side of the unit NOTE Thermal Fuses TF1 and TF2 are connected in series and both need to be fitted DC power should be connected as indicated below TABLE 4 OSD8817T DC OR AC POWER CONNECTION External Power Pin Specification Pin H1 Ground or 0V 9V to 35V DC or Pin H2 20 to 28V AC FIGURE 4 OSD8817T POWER SUPPLY CONNECTIONS PAGE 10 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 2 2 5 OTHER CONNECTIONS The video input signal eg from camera is connected to the video input connections H3 and H4 on the OSD8817T POT Twisted pair wiring is recommended Data signals are connected to the H5 H10 connections as set out in Table 3 The optical fiber cable must be terminated with the appropriate optical connector Before connection inspect the ends of the connectors to ensure that no dust or dirt is present as it could contaminate the modem connector and result in poor performance If it is necessary to clean the cable connectors use isopropyl alcohol and lint free tissue to remove contamination Data g Power Connections H3 Video Input ST Fiber cab
6. and switching transients etc which may cause damage to the unit All cable shielding must be grounded at a convenient ground point 2 2 2 WARNING AND PRECAUTIONS A ELECTROMAGNETIC COMPATIBILITY WARNING This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures A OPTICAL OUTPUT OPERATION WARNING Laser Safety Class 1 Laser Product per IEC EN 60825 1 20011 standard Class 1 The OSD8817T POT is a Class 1 laser product CLASS 1 LASER PRODUCT PRECAUTIONS A All service personnel should be provided training as to the hazards of direct viewing of laser radiation and of the precautionary measures during servicing of equipment A Areas where laser products are installed should be restricted in access to trained service personnel only and appropriate warning signs posted in the work area A All laser apertures should be covered by protective covers when not connected to optical fibers Never leave outputs uncovered A Laser equipment should be positioned above or below eye level where possible Apertures should be positioned away from personnel A Protective eyewear should be worn in the vicinity of laser equipment PAGE 9 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 2 2 3 OSD8817T POT DIMENSIONS The OSD8817T POT is designed to be potted by the end user a 5 __
7. heck that the correct power source is connected to the power socket Check that the data signals are connected to the modem correctly and that the distant OSD8817T or OSD8817R modem has been terminated correctly to any external equipment A Inspect the optical connectors for any contamination and clean using isopropyl alcohol and a lint free tissue if any contamination is detected A Check that any external termination resistors are connected if the system configuration requires them 3 3 ROUTINE MAINTENANCE A There is no routine maintenance required with the OSD8817T POT PAGE 14 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 4 WARRANTY Thank you for purchasing equipment designed manufactured and serviced by Optical Systems Design OSD OSD warrants that at the time of shipment its products are free from defects in material and workmanship and conforms to specifications Our Warranty conditions are outlined below 4 1 WARRANTY PERIOD For warranty period please call your local OSD distributor 4 2 REPAIRS Optical Systems Design reserves the right to repair or replace faulty modules units Please obtain a Return Material Authorisation RMA form and number before returning goods Goods must be returned in adequate packing material to Optical Systems Design Warriewood or its nominated authorised representative for all repairs 4 2 1 WARRANTY REPAIRS Return shipments to OSD shall be at customer
8. le H4 Video Ground FIGURE 5 OSD8817T POT CONNECTIONS PAGE 11 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 2 3 OSD8817 OPERATION 2 3 1 OSD8817T POT OPERATION When using the OSD8817 for the first time check that the unit is in good condition with no visible damage Connect a video signal to the twisted pair cable from the camera to the OSD8817T POT Plug in the optical connectors of the optical cable If the set up is connected correctly the OSD8817T POT Remote Rx Sync OK and Local Rx Sync OK LEDs will change from Red to Green Connect the digital signal source data into the H5 H10 connections on the units ensuring that the correct signals are connected to the correct pins of Data Input Output connector as specified in Table 3 Ensure that the OSD8817R RC R2 switch settings are set to the required data type see Error Reference source not found 2 3 2 CONTACT CLOSURE CONNECTIONS The OSD8817 pair has one forward contact closure channel The contact closure input at the OSD8817T POT H6 on the data connections is driven high To operate the contact closure the input should be switched to ground see Figure 6 OSD8817T 3V E External 10K Switch FIGURE 6 OSD8817T POT CONTACT CLOSURE INPUT The contact closure output at the standard OSD8817R RC R2 Pin 3 on the RJ12 connector is to be connected to the relay coil Maximum ratings the OSD8817R can drive is 1
9. m ST standard Contact OSD for others gt 16dB gt 3km on multimode fiber 1310nm fiber bandwidth limited gt 14dB gt 30km on singlemode fiber 1310nm fiber loss limited gt 30dB gt 80km on singlemode fiber 1310nm with high power devices 40W x 25H x SSL 8817T 60W x 26H x 93L 8817RC module excluding flanges and connectors 25W x 208D x 100H 8817R card 50g 8817T 0 25kg module 0 2kg card 0 25kg R2 card 9 to 35VDpc or 20 to 28Vac 3VA 8817T 8817R and 8817RC 9V to 35Vpc or 20 to 28Vac SVA 8817R2 card 20 C to 75 C Relative Humidity 0 to 95 non condensing Chassis Current Consumption CCC 0 25 Amp for 8817R 0 40 Amp for 8817R2 NOTES 102881710 Other combinations of laser types and optical levels receiver types and sensitivity levels are possible Contact OSD for details PAGE 7 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 1 5 PIN ASSIGNMENTS Pin assignments for the Data Input Output connections are shown in Table 3 below FIGURE 2 DATA CONNECTIONS Specification Pin Number Function H10 Not Used H9 Not Used H Dat tput RS485 2W T O Data and CC 8 ata Output RS485 O H7 Data Output RS485 2W I O H6 Contact Closure H5 Ground H4 Video Ground Video 7 H3 Video Input H2 Power Input Power Hl Power 0V TABLE 3 PIN ASSIGNMENT
10. nt option PAGE 6 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 1 4 TECHNICAL SPECIFICATIONS TABLE 2 TECHNICAL SPECIFICATIONS SPECIFICATION PERFORMANCE Video Input Output Impedance Video Input Output Levels Video Connectors Video Bandwidth Signal to Noise Ratio Weighted Linearity Data Interface Contact Transmission from OSD8817T to OSD8817R only Data Rates Data Connectors Number of Fibers Required OSD8817TL Transmit Wavelength OSD8817TL Transmit Coupled Power OSD8817RL Transmit Wavelength OSD8817RL Transmit Coupled Power OSD8817R Receive Sensitivity OSD8817R Receive Saturation OSD8817T Receive Sensitivity OSD8817T Receive Saturation Optical Connectors Optical Link Budget and distances Dimensions mm Weight Power Requirements Operating Temperature 75Q composite 1Vpp nominal BNC 5Hz to 8MHz 1dB 3dB gt 65dB at all receiver levels over full dynamic range lt 0 8 Differential Phase DP lt 0 8 Differential Gain DG TTL RS422 and RS485 31kHz Manchester or Biphase possible in either direction Buffered input at OSD8817T MOSFET output at OSD8817R DC to gt 500kbps at less than 15 pulse width distortion 6 way RJ12 One 1310nm 10 to 5dBm into multimode fiber 13 to 8dBm into singlemode fiber 1550nm 12 to 7dBm into multimode fiber 15 to 10dBm into singlemode fiber lt 27dBm gt 3dBm lt 32dBm gt 3dB
11. s expense and freight back to the customer will be at OSD expense 42 2 OUT OF WARRANTY REPAIRS OSD reserves the right to repair or replace any faulty goods Freight costs and insurance for both journeys are met by the user All equipment repaired by OSD will have a 3 Month Warranty from the date of dispatch 42 3 SITE REPAIRS By agreement site repairs may be undertaken for which out of pocket hotel and travel expenses will be charged 4 2 4 EXCLUSIONS This warranty does not apply to defects caused by unauthorized modifications misuse abuse or transport damage to the equipment All modifications to OSD s standard product will need written authorization and will be charged at normal repair rates All modifications are to be carried out by OSD Technicians Warranty is void if unauthorized removal and or tampering with serial number and or labels is evident PAGE 15 DOC ID 10101004 OSD8817 OPERATOR MANUAL Optical Systems Design Pty Ltd 7 1 Vuko Pl Warriewood 2102 P O Box 891 Mona Vale N S W Australia 2103 Telephone 61 2 9913 8540 Facsimile 612 9913 8735 Email sales osd com au Web Site www osd com au OPTICAL SYSTEMS DESIGN PTY LTD A B N 83 003 020 504 Printed in Australia
12. s se ciao Bere ariana e ir 14 3 2 EXTERNAL INSPECTION 42 rancia 14 3 3 ROUTINE MAINTENANCE cti atentan data 14 4 WARRANTY sicari rialzi zeri clerici rta 15 4 1 WARRANTY PERIOD tai noie gives aa 15 4 2 REDATR Sica da il 15 4 2 1 WARRANTY REPAIRS p n n a E T tai 15 4 2 2 OUT OF WARRANTY REPAIRS r E iii 15 4 2 3 SITE REPAIRS oi ts eal E 15 4 2 4 EXCELUSION Sido dad tds 15 FIGURE 1 OSD8817 TYPICAL CONFIGURATIONS i 5 FIGURE 2 DATA CONNECTIONS gt ii en aaa iii 8 FIGURE 3 OSD8817T POT DIMENSIONS cnnan a a E a 10 FIGURE 4 OSD8817T POWER SUPPLY CONNECTIONS i 10 FIGURE 5 OSD8817T POT CONNECTIONS ii 11 FIGURE 6 OSD8817T POT CONTACT CLOSURE INPUT i 12 FIGURE 7 OSD8817R RC R2 CONTACT CLOSURE OUTPUT 12 FIGURE 8 OSD8817T POT LED INDICATORS con ronnnnnncnnnnanccinoo 13 TABLE 1 PRODUCTS AND OPTIONS 2 2 2000e2 842 e EE KaT AEE SEE EEOAE ONISE EER ES aiaa 6 TABLE 2 TECHNICAL SPECIFICATIONS ooi aeee paaa een seen T TABLE3 PIN ASSIGNMENT 2 ibi pri 52 82 24 didas 8 TABLE 4 OSD8817T DC OR AC POWER CONNECTION iii 10 TABLE 5 OSD8817 INDICATOR FUNCTION cecccecceseceseceeceseceseseesseeeaeseaeenseseesseeeneeeaees 13 PAGE 3 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 1 TECHNICAL SUMMARY 1 1 BRIEF DESCRIPTION 1 1 1 OVERVIEW The OSD8817 series is a high quality
13. same as those of the OSD8817T The OSD8817T POT is a bare pcb no casing unit with a pigtailed optical connector which is designed to be potted by the end user The OSD8817 system can be used with any standard singlemode or multimode optical fiber over a single fiber for transmission and reception Refer to the standard OSD8817 user manual for connections and operations to the OSD8817R R2 RC PAGE 4 DOC ID 10101004 OSD8817 OPERATOR MANUAL 1 1 2 APPLICATIONS OPTICAL SYSTEMS DESIGN 4 High quality CCTV networks requiring full duplex or reverse data transmission between cameras and their control center 4 Transportation communication systems 1 1 3 FEATURES AND BENEFITS A One way optic transmission of PAL NTSC or SECAM video plus duplex transmission of one data channel and forward path transmission of a contact closure A Broadcast quality 10 bit video maintained over all link lengths A Video bandwidth of 8MHz A Transmitter data interface configuration controlled by receiver A Transmitter is a very compact design that fits into most camera housings A Receiver available as a single channel card OSD8817R or module OSD8817RC or as a dual channel card OSD8817R2 A Optional network monitoring available A Operates over either up to 3km of multimode fiber or up to 80km of singlemode fiber depending on optical devices A Single fiber operation 1 2 TYPICAL CONFIGURATION Figure 1 below indicates two possible se
14. t up configurations for an OSD8817 system s e D e 1 fiber OSD8817R 4 video 1 nre OSD8817 2 way data amp 4 wo 0SD8817 2 Em 2 way data a 2 2 fibers per OSD8817R2 card a MT gt O EN E pPr_____N 2 way data up to 14 OSD8817R2 card plugged into one OSD370 2ch video 2 way data gt xah 2ch video 2ch data output per OSD8817R2 card FIGURE 1 OSD8817 TYPICAL CONFIGURATIONS The OSD8817T and OSD8817R pair can provide one forward video transmission full duplex data transmission between camera transmitter and monitoring site receiver and one forward contact closure PAGE 5 DOC ID 10101004 OSD8817 OPERATOR MANUAL OPTICAL SYSTEMS DESIGN 1 3 PRODUCTS AND OPTIONS There are various options available for the OSD8817 as identified in Table 1 below OSD8817 example only 0 e 6 TABLE 1 PRODUCTS AND OPTIONS O ITEM DESCRIPTION T Transmitter R Receiver ITEM DESCRIPTION Single channel 2 2 Channel version ITEM DESCRIPTION Card version 3RU high chassis mount for OSD370N or OSD350N C Stand alone module version POT Potted Version no case pigtailed fiber ITEM DESCRIPTION Standard N Network Manageme
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