Fibersystem 21-1601 Technical Manual Download Page 1 | Manualshive

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1

T

echnical Manual

90-

20-

01

07R4

Fiberoptic G.703 / X.21

(

/ RS530

)

modem

21-1601 / 21-1651 / “21-16xx”

Technical manual

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Summary of Contents for 21-1601

Page 1: ...1 Technical Manual 90 20 0107R4 Fiberoptic G 703 X 21 RS530 modem 21 1601 21 1651 21 16xx Technicalmanual...

Page 2: ...rotocol 7 G 703 2048kbit s unbalanced 7 G 703 balanced codirectional 7 G 703 balanced contradirectional 7 X 21 7 RS530 7 Power Supply 8 Physical size 8 Environmental conditions 8 Unpacking 9 Product 2...

Page 3: ...From serial number 13758 Revision history for this document Revision x 199x xx xx RoPa document created Revision R2 2 2003 xx xx AnNy new logotype Revision R3 2005 06 19 AnNy new document layout and c...

Page 4: ...odels of clock generation Internal clock where the modem generates the transmit clock External clock where the modem recovers the clock from the selected interface Loop clock where the modem recovers...

Page 5: ...rectional interface is transferred at two symmetrical pairs for each direction One pair carrying the data signal and the other carrying a composite timing signal 64kHz and 8kHz The 21 16xx converts th...

Page 6: ...igure the other 21 16xx remote unit in the link to X 21 Applications The fiberoptic port of the ABB REL55x 56x Line Differential Protection Terminals is directly connected to the fiberoptic port of 21...

Page 7: ...anced codirectional Interface 9 pin female D sub or RJ45 Protocol G 703 codir 64 128 192 or 256 kbit s G 703 balanced contradirectional Interface 9 pin female D sub or RJ45 Protocol G 703 contradir 64...

Page 8: ...sical size The unit can be mounted in a 19 rack By adjusting the rack mount brackets the unit can also be mounted on a wall or similar Height 44 mm Width 483 mm 380 mm without rack mount brackets Dept...

Page 9: ...onsists of Quantity Part number Description 1 1 21 1601 Fo modem G703 X 21 RS530 230V Part number includes all parts in this list 2 1 50 65 0106 Power cord 1 8m European connector 3 1 90 20 0 This man...

Page 10: ...10 Back and power connector for 21 1651...

Page 11: ...tation This will be useful at future contact with Fibersystem Front Panel RS530 port is only available at products produced before October 2006 Back Panel Power connector on 21 1601 Power connector on...

Page 12: ...is always a pair for each signal 15 9 8 1 Pin Signal Function DTE DCE 1 Shield Shield Chassies ground 2 TxD A Transmit A Out In 3 Control A Out In 4 RxD A Receive A In Out 5 Indication A In Out 6 Sign...

Page 13: ...port RS422 RS423 V 35 and X 21 and more Fibersystems RS530 implementation is a differential balanced communications interface with some single ended unbalanced signals normally used by modem control s...

Page 14: ...the best performance but proper grounding philosophy varies from installation to installation Pin Signal Function Signal direction on D sub 1 Shield Shield Chassies ground 2 TxD A Transmit Data A In...

Page 15: ...ignals are selectable by straps See chapter Configuration Always use cables with a good shield For example S FTP Pin RJ45 Pin 9 p D sub Signal Function Signal direction 1 1 Tx A Transmit data A Out 2...

Page 16: ...cable including splices and patch cables doesn t exceed the system budget Don t forget to add a safety margin Minimum safety margin is 3dB Make sure that the local fiber optic transmitter marked Tx i...

Page 17: ...on 9 S2 S3 S4 15 S16 DTE Only X 21 S13 No synchronization of received fiber clock S14 External clock Received from electrical interface S14 Phase not used No strap S6 Codir S7 S8 S9 Contra clock Recei...

Page 18: ...with a screwdriver to push out and remove the backpanel Don t remove the cables attached to the backpanel Turn the unit so top lid is facing up Press slide the top lid backwards so it loosens from th...

Page 19: ...19 Lift the top lid in back And remove the top lid Now the 21 16xx is ready for configuration Disassembled 21 16xx...

Page 20: ...e left open Type of interface Select type of interface that shall be converted to fiber optic S5 Four alternative interfaces selectable 1 G 703 2048kbps E1 BNC connectors 2 G 703 64kbps Codir Contra R...

Page 21: ...tra First with S7 select if 21 16xx shall transmit the receive and transmit clock Strap at S7 selects that 21 16xx transmit the receive and transmit clock No strap at S7 selects that 21 16xx receives...

Page 22: ...SYNC lower position of S14 and place the jumper S13 according to the brightest LED H13 H14 Internal clock Master mode When internal clock is selected no straps on EXT CLK and FIB CLK the clock used is...

Page 23: ...G 703 2Mbps G 703 codir G 703 contra X 21 RS 530 2048 0 E F OK OK OK 1536 1 OK OK 1024 2 OK OK 768 3 OK OK 512 4 OK OK 384 5 OK OK OK 256 6 OK OK OK OK 192 7 OK OK OK OK 128 8 OK OK OK OK 64 9 OK OK O...

Page 24: ...ynchronous mode S11 shall be set to position 2048kbps Maximum data rate is 256kbps in asynchronous mode Pin Signal Function DTE DCE 1 Shield Shield Chassies ground 2 TxD A Transmit A Out In 3 Control...

Page 25: ...bps Maximum data rate is 256kbps in asynchronous mode Ground selection Select Signal Ground Chassie Ground relation SOFT Signal ground is referenced to Chassie ground with a resistor in parallell with...

Page 26: ...ne end of the link LED status There are 12 LED indicators at the front panel CON A green LED is lit when Contra is selected CO A green LED is lit when Codir is selected TXD A yellow LED indicates data...

Page 27: ...ation error on the incoming fiber MLA Memory Local Alarm Normally off dark This indication has the same function as LA with an additional memory function Is lit red if the unit has detected an LA erro...

Page 28: ...ding serial number about your installation before contacting help desk Our technical support can be reached at Fibersystem AB Gardsfogdevagen 18B S 16866 Bromma Sweden Telephone 46 8 564 828 80 telefa...

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