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SHM 128 - 511004311 - Update: 11/25/2004 11/31

2. V11 interface

ITU-T :

V11 (RS422)

ISO

:

4903

Circuit

Pin

Meaning

Name

Signal

source

G

8

Signal ground

T

2
9

Transmit data wire (a)
Transmit data wire (b)

Ta

Tb

→

→

R

4

11

Receive data wire (a)
Receive data wire (b)

Ra

Rb

←

←

C

3

10

Control wire (a)
Control wire (b)

Ca

Cb

→

→

I

5

12

Indicator wire (a)
Indicator wire (b)

Ia

Ib

←

←

S

6

13

Transmit and receive
clock signal wire (a)
Transmit and receive
clock signal wire (b)

Sa

Sb

←

←

X

7

14

Ext. Clock wire (a)
Ext. Clock wire (b)

Xa

Xb

→

→

→

Terminal signal source

←

Modem signal source

«
...
9
10
11
12
13
...
»

Summary of Contents for SHM 128

Page 1: ...SHORT HAUL ASYNCHRONOUS SYNCHRONOUS 4 WIRE MODEM FOR PRIVATE LINES 1 2 to 128 Kbps SHM 128 USER S GUIDE ORIGINAL ISSUE FEBRUARY 01 2000 UPDATE NOVEMBER 25 2004 P N 511004311 ...

Page 2: ...onnected from the main power supply To enable this power must be installed near the product and must be easily accessible AETA COM reserves the right to modify the products described in this guide at any time and without prior notice DECLARATION OF CONFORMITY The manufacturer declares that the AEMOD 128 short haul modem conforms to the following standards EN 55022 Ed 94 Electromagnetic radiations ...

Page 3: ...SHM 128 511004311 Update 11 25 2004 3 31 CONTENTS I PRESENTATION II INSTALLATION III INTERFACES IV DISPLAYS AND TESTS FEATURES V OPERATIONS VI RANGE VII MICRO SWITCH POSITIONS SUMMARY ...

Page 4: ...pdate 11 25 2004 4 31 I PRESENTATION Front panel Rear panel V28 V35 and 230V unpluggable terminal block Rx Tx Jonction Al 230V 50Hz 15mA Rear panel V11 and 230V unpluggable terminal block Tx Rx Jonction Al 230V 50Hz 15mA ...

Page 5: ...SHM 128 511004311 Update 11 25 2004 5 31 Chassis front panel The rack mount chassis can contain up to 16 modem cards up to 2 power cards ...

Page 6: ...versions Standalone 230V version plug the power cord to the mains power socket The Alim LED must light on If it does not check the F1 fuse on the board 250V delayed 400mA Standalone 48V version connect the 48V supply to the 48V screw terminals polarity doesn t matter The Alim LED must light on If it does not check the F1 fuse on the board 250V delayed 63mA ...

Page 7: ... does not check the F1 fuse on the board 250V delayed 400mA Rack mount 48V version Plug the 48V power card in slot A or B of the chassis For backup plug a second 48V power card in the other slot Connect the 48V wire of the power supply to the screw connector block tagged 0B and located at the back of the chassis Connect the 0V wire of the power supply to the screw connector block tagged 48V and lo...

Page 8: ...wires are connected to the two Rx line wires of the other end Screw connector block standalone or chassis version T x T he transm it line is connected to the term inals T he receive line is co nn ect to the term inals R x RJ45 standalone unit RJ45 pinouts RJ45 receptacle pin number Description 1 Not used 2 Not used 3 Rx 4 Tx 5 Tx 6 Rx 7 Not used 8 Not used ...

Page 9: ...MOD 128 using a DB25 female connector V35 version connect the DB25M M34F adaptor cord delivered with the device to the Jonction connector of AEMOD 128 Then use a M34 cord to connect the terminal to AEMOD 128 V11 version connect the DB25M DB15F adaptor cord delivered with the device to the Jonction connector of AEMOD 128 Then use a DB15 M34 cord to connect the terminal to AEMOD 128 4 Alarm contact ...

Page 10: ... 3 Receive data RD 105 CA 4 Request to send RTS 106 CB 5 Clear to send CTS 107 CC 6 Data set ready DSR 108 CD 20 Data terminal ready DTR 109 CF 8 Data carrier detect DCD 113 DA 24 External transmit clock ExtClk 114 DB 15 Modem transmit clock TC 115 DD 17 Modem receive clock RC 140 RL 21 Remote loop back RLB2 141 LL 18 Local loop back LLB3 142 TM 25 Test indicator TI Terminal signal source Modem si...

Page 11: ...wire a Transmit data wire b Ta Tb R 4 11 Receive data wire a Receive data wire b Ra Rb C 3 10 Control wire a Control wire b Ca Cb I 5 12 Indicator wire a Indicator wire b Ia Ib S 6 13 Transmit and receive clock signal wire a Transmit and receive clock signal wire b Sa Sb X 7 14 Ext Clock wire a Ext Clock wire b Xa Xb Terminal signal source Modem signal source ...

Page 12: ...15F 1 Protective ground 1 2 Tx a T a 2 3 Rx a R a 4 4 RTS a C a 3 5 CTS a 6 DSR a 7 GND GND 8 8 DCD a I a 5 9 Hrec b S b 13 10 DCD b I b 12 11 Hext b X b 14 12 13 14 Tx b T b 9 15 Hem a 16 Rx b R b 11 17 Hrec a S a 6 18 19 RTS b C b 10 20 21 22 23 24 Hext a X a 7 25 ...

Page 13: ...carrier detect DCD 108 H Data terminal ready DTR 104 R T Receive data wire a Receive data wire b RD 115 V X Receive clock wire a Receive clock wire b RC 114 Y AA Transmit clock wire a Transmit clock wire b TC 103 P S Transmit data wire a Transmit data wire b TD 113 U W Ext transmit clock wire a Ext transmit clock wire b ExtClk 140 N Remote loop back RLB 141 L Local loop back LLB 142 NN Test indica...

Page 14: ...35 Adaptator DB25M M34F 1 Cable screen A 2 Tx a P 3 Rx a R 4 RTS C 5 CTS D 6 DSR E 7 GND B 8 DCD F 9 Hrec b X 10 11 Hext b W 12 Hem b AA 13 14 Tx b S 15 Hem a Y 16 Rx b T 17 Hrec a V 18 Bcl3 L 19 20 DTR H 21 Tbcl2 N 22 23 24 Hext a U 25 Test NN ...

Page 15: ... b 5 13 Clear to send Clear to send CTS a CTS b 6 22 Data set ready Data set ready DSR a DSR b 8 10 Signal detector Signal detector SD a SD b 20 23 Data terminal ready Data terminal ready DTR a DTR b 15 12 Transmit clock Transmit clock TC a TC b 17 9 Receive clock Receive clock RC a RC b 24 11 External clock External clock ExtClk a ExtClk b 18 Local loop back LLB 21 Remote loop back RLB 25 Test mo...

Page 16: ...2 Test lights up when a local or remote loop back is in progress 2 Loop facility Complying with ITU T V54 two loops are possible A Analog loop Loop 3 Controlled by the switch Bcl3 or the micro switch S9 for the chassis version or by the CT141 circuit terminal Local Line Transmitter Receiver Local loop type 3 Local modem is disconnected from the line Transmit line is looped to receive line on local...

Page 17: ...ans Rec Trans Remote digital loop type 2 The remote modem is looped Data transmitted by local terminal via the local modem are send to and returned from the remote modem This test can verify the integrity of the local modem the communication link and the remote modem Strap Z on position 2 1 inhibits loop back On position 2 3 strap Z allows CT140 controlled loop back Strap Z has no influence on S8 ...

Page 18: ...e frame Pinching must be done on the stripped zones of the frame side Strap Z location Strap Z 3 1 Warning It is not possible to initiate a RDL2 loop from a modem actually using the receive clock as the transmit clock C Remote digital loop inhibition S8 switch or S10 switch for the chassis version makes the modem to ignore the remote digital loop request from the remote modem A position loop back ...

Page 19: ...ntrol Line transmit signal may be controlled by RTS S7 on position A permanent S7 on position B DTR interface signal may be used or not by the modem depending on strap Y Y 1 2 DTR is ignored Factory setting Y 2 3 DTR must be at space level Strap Y location Strap Y 3 1 ...

Page 20: ...ous Delay time 5ms A Asynchronous Delay time 17ms 2 Synchronous mode Transmit clock setup A Internal clock CT114 Internal clock is supplied by the modem on CT114 TC Micro switch S4 on position B and S5 on position A Data rate micro switch S1 S2 S3 B External clock CT113 Transmit clock is supplied by terminal on CT113 ExtClk Micro switch S4 on position A and S5 on position A Data rate can range fro...

Page 21: ...nfigure the transmit clock of the AEMOD 128 RS422 a one modem in internal clock and the other in receive clock mode b both modems in external clock Warning In case a when one modem uses the receive clock as transmit clock the range is shortened 3 Asynchronous mode Asynchronous mode is obtained in placing micro switch S4 and S5 in position B ...

Page 22: ...iameters multiply roughly by 1 3 for 0 5 mm AWG24 1 5 for 0 6 mm AWG22 2 0 for 0 8 mm AWG20 The range depends on the transmit clock used by modems 1 TC internal clock for both modems RS232 V35 TC receive clock for both modems RS232 V35 R422 Rate bps Point to point 1 200 9 000 m 2 400 7 000 m 4 800 6 500 m 9 600 5 500 m 19 200 4 500 m 64 000 3 800 m 128 000 3 400 m ...

Page 23: ...e side and TC receive clock on the other side Rate bps Point to point 1 200 8 000 m 2 400 6 800 m 4 800 5 600 m 9 600 4 000 m 19 200 3 400 m 64 000 2 500 m 128 000 1 500 m 3 Asynchronous V28 Rate bps Point to point 1 200 8 700 m 2 400 7 000 m 4 800 6 600 m 9 600 5 000 m 19 200 3 800 m ...

Page 24: ...2 S 3 Data rate bps A A B 128 000 B A B 64 000 A B A 19 200 B B A 9 600 A A A 4 800 B A A 2 400 A B B 1 200 S 4 S 5 Transmit clock A A External clock B A Internal clock A B Receive clock Asynchronous mode S 1 S 2 S 3 Data rate bps A A B 115 200 57 600 28 800 14 400 B A B 38 400 A B A 19 200 B B A 9 600 A A A 4 800 B A A 2 400 A B B 1 200 ...

Page 25: ...y A Significant delay S 7 Transmit control A Controlled by RTS B Permanent S 8 Remote loop inhibition A Remote loop allowed B Remote loop inhibited Bcl3 Analog loop 3 A No B Yes Tbcl2 Remote digital loop 2 A No B Yes Strap Y DTR management 1 2 Used by the terminal 2 3 Ignored Strap Z Remote loop inhibition 1 2 Yes 2 3 No ...

Page 26: ... B A 19 200 B B A 9 600 A A A 4 800 B A A 2 400 A B B 1 200 S 4 S 5 Transmit clock A A External clock B A Internal clock A B Receive clock Asynchronous mode S 1 S 2 S 3 Data rate bd A A B 115 200 57 600 28 800 14 400 B A B 38 400 A B A 19 200 B B A 9 600 A A A 4 800 B A A 2 400 A B B 1 200 S 4 S 5 Transmit clock B B Asynchronous mode ...

Page 27: ...7 Transmit control A Controlled by RTS B Permanent S 8 S 9 Loop mode B A Remote digital loop 2 A B Analog loop 3 A A NONE S 10 Remote loop inhibition A Remote loop allowed B Remote loop inhibited Strap Y DTR management 1 2 Used by the terminal 2 3 Ignored Strap Z Remote loop inhibition 1 2 Yes 2 3 No ...

Page 28: ...CS Power 160 to 245 VAC 50 to 60Hz or 36 to 72 VDC Consumption 4W maximum Temperature tolerance Operating 5 to 50 C Storage 40 to 70 C Size Standalone H 5cm W 12 5cm D 18 7cm Rack H 13 3cm W 43 9cm D 20 5cm Weight Standalone 750 g Rack full 5 Kg MTBF 714 000 hours ...

Page 29: ...SHM 128 511004311 Update 11 25 2004 29 31 NOTES ...

Page 30: ...SHM 128 511004311 Update 11 25 2004 30 31 ...

Page 31: ...ll 3 18 22 Avenue Edouard Herriot F 92350 LE PLESSIS ROBINSON FRANCE Tel 33 1 41 36 12 12 Fax 33 1 41 36 12 13 TECHNICAL DEPARTMENT Les Pleiades 1 Batiment B 860 Rue Rene Descartes F 13857 AIX EN PROVENCE CEDEX 3 FRANCE Tel 33 4 42 12 60 50 Fax 33 4 42 12 60 39 ...

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