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Communication solutions for power utilities

UNIVERSAL POWER-LINE CARRIER SYSTEM TYPE OPU-1
WHOLE BAND QAM MODEM MBPU - Rev. 0 (July 2011)

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SAFETY SYMBOLS

WARNING OR CAUTION:

This symbol denotes a hazard. Do not follow the indicated procedure,

operation or such like, it could mean a total or partial breakdown of the

equipment or even injury to the personnel handling it.

NOTE:

Information or important aspects to take into account in a procedure,

operation or such like.

Summary of Contents for MBPU

Page 1: ...lities 1 28 DIMAT Antonio Machado 78 80 08840 Viladecans Barcelona Spain Tel 34 933 490 700 Fax 34 933 492 258 Mail to info dimat com www dimat com UNIVERSAL POWER LINE CARRIER SYSTEM TYPE OPU 1 WHOLE...

Page 2: ...1 2 28 SAFETY SYMBOLS WARNING OR CAUTION This symbol denotes a hazard Do not follow the indicated procedure operation or such like it could mean a total or partial breakdown of the equipment or even i...

Page 3: ...7 2 2 DATA TRANSMISSION IN ASYNCHRONOUS MODE 7 2 3 EQUALIZATION AND RECONDITIONING RETRAIN 8 2 4 MODEM RESET 8 3 INSTALLATION 9 3 1 MODULE ARRANGEMENT 9 3 2 TERMINAL BLOCK 9 4 COMMISSIONING 12 4 1 FRO...

Page 4: ...sion and another for reception and V 11 in accordance with standard ISO 4903 a single clock It is possible to execute AT commands in order to modify the modem programming and request the state of spec...

Page 5: ...U T at different line speeds see Table 1 A specific standard may be configured or it can be established that a standard is configured automatically by means of negotiation during connection ITU T stan...

Page 6: ...8800 26400 24000 21600 19200 16800 14400 12000 9600 7200 4800 2400 1200 and 300 bit s Synchronous 28800 24000 21600 19200 16800 14400 12000 9600 7200 4800 2400 1200 and 300 bit s Speed with the progra...

Page 7: ...ns that comply with the ITU T standards except V 22 at 600 bit s QAM 2 2 DATA TRANSMISSION IN ASYNCHRONOUS MODE There are two asynchronous operating modes direct or with intermediate storage buffering...

Page 8: ...t a retraining up to three times before disconnecting from the line 2 4 MODEM RESET Two types of reset hardware and software can take place in the MBPU modem The hardware reset occurs in the modem whe...

Page 9: ...hen the power supply of the OPU 1 is not connected The MBPU module has two fixing screws one at the top and one at the bottom of the front plate To extract the module turn the two fixing screws anti c...

Page 10: ...tor for connection to a V 11 interface according to Recommendation ISO 4903 provided microswitch MI1 4 is configured in OFF Table 2 Table 3 and Table 4 show the use of the BB1 block and the J1 and J2...

Page 11: ...nding to the Data Circuit Equipment DCE Table 3 Signals V 24 V 28 of connector J1 of terminal block ZQBT SUB D 15 pin Signal DTE DCE ISO 4903 designation 1 Protective ground 2 Transmission A T A 3 Con...

Page 12: ...ut This LED lights up when a logical level 0 is received RTS 105 LED Green Indicates request to transmit and lights up when the signal is in active state CTS 106 LED Green Indicates the modem is ready...

Page 13: ...PU 1 WHOLE BAND QAM MODEM MBPU Rev 0 July 2011 13 28 AUX LED The LED lights up in red when a hardware reset is taking place in the modem see section 2 4 MODEM RESET and blinks in green when the module...

Page 14: ...pressed for less than 2 seconds short pressing the module enters in programming mode by means of AT commands The LED AUX continues to blink in green whilst the module is in this programming mode It i...

Page 15: ...Synchronous internal clock OFF ON Synchronous external clock OFF OFF Synchronous slave clock Table 5 Selection of synchronism mode Microswitch 4 Selection of data interface OFF V 11 interface ON V 24...

Page 16: ...The modem has a configuration storage area known as the user profile that is situated in the E2ROM non volatile memory The moment it is started up or after a software reset command ATZ the modem loads...

Page 17: ...and 38400 bit s If this procedure is not carried out the modem remains configured at the speed and parity specified in the S23 register or at those in which the profile recording command AT W has been...

Page 18: ...r C X RLSD circuit control CD or 109 The 109 circuit of the V 24 interface connector J1 and the corresponding LED on the front plate will act according to the parameter of this command C0 109 circuit...

Page 19: ...xcept when automatic mode is selected F0 Selects the automatic mode F1 V 21 at 300 bit s FSK F2 Ignored F3 V 23 75TX 1200RX in call mode or 1200TX 75RX in answering mode F4 V 22 at 1200 bit s QAM F5 V...

Page 20: ...K6 Enable RTS CTS and XON XOFF together L Received signal level Sends back the value of the input signal in negative dBm N X Enable automatic modulation detection N0 Disabled by default N1 Enabled equ...

Page 21: ...t control 107 The 107 circuit of the V 24 interface connector J1 and the corresponding LED on the front plate will act according to the parameter of this command S0 107 circuit DSR always ON S1 107 ci...

Page 22: ...nections X0 Internal clock by default X1 External clock X2 Slave clock Z Reset It is a software reset 5 2 S REGISTERS The modem uses the S registers to control operation Their contents are determined...

Page 23: ...aximum waiting time for carrier detection Range 1 255 Units s By default 50 S9 Answering time for carrier detection Range 1 255 Units 1 10 s By default 6 S10 Disconnection time after carrier loss Rang...

Page 24: ...11 AT D3 Bit 5 CD behaviour AT C 0 CD follows the on line carrier 1 CD always ON Bit 6 DSR behaviour AT S 0 DSR by DCE 1 DSR always ON Bit 7 Reserved S22 General options Bits 0 6 Reserved Bit 7 Guard...

Page 25: ...t 5 S26 Delay between the RTS and CTS signals See AT R Range 1 255 Units ms By default 10 S27 General options Bit 3 1 0 Transmission mode AT Qn 000 Direct asynchronous mode defect in 0 profile 001 Sel...

Page 26: ...served S32 XON character Range 0 255 Units ASCII decimal By default 17 S33 XOFF character Range 0 255 Units ASCII decimal By default 19 S35 Periodic reset Range 0 24 Units hours By default 0 disabled...

Page 27: ...nd XON XOFF AT K6 Bit 3 7 Reserved S41 General options Bits 0 2 Reserved Bit 3 Modem modem flow control 0 Disabled AT G0 1 Enabled AT G1 Bit 4 Overspeed 0 Disabled AT O 1 Enabled AT O Bit 5 Fallback f...

Page 28: ...Communication solutions for power utilities UNIVERSAL POWER LINE CARRIER SYSTEM TYPE OPU 1 WHOLE BAND QAM MODEM MBPU Rev 0 July 2011 28 28 Figure 4 Simplified block diagram of the MBPU module...

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