Albalá Ingenieros TTD3000C03 Скачать руководство пользователя страница 2 | Manualshive

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TTD3000C03

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Содержание TTD3000C03

Страница 1: ...OR CHANGEOVER WITH 2 LOOP THROUGH INPUTS TO 5 5 OUTPUTS WITH TTL DIGITAL LEVEL AND 50 AND 75 OHMS OUTPUTS Version 1 0 Albalá Ingenieros S A Medea 4 28037 Madrid Spain 23 September 2016 Albalá Ingenieros S A All rights reserved ...

Страница 2: ...TTD3000C03 ...

Страница 3: ...TIONS 9 3 INSTALLATION 11 3 1 Initial inspection 11 3 2 Safety instructions 11 3 3 Environmental considerations 12 3 4 Power considerations 12 3 5 Installing the module in the mounting frame 12 3 6 Interconnection 14 4 OPERATION 17 4 1 Front panel description 17 4 2 Functional description 18 4 3 Module remote control and supervision 20 4 3 1 Details of the TTD3000C03 registers 21 5 GLOSSARY 23 6 R...

Страница 4: ...TTD3000C03 ...

Страница 5: ...as a sole distributor with one loop through input and ten outputs or as an automated switch between the two inputs The TTD3000C03 provides front panel LEDs that indicate both the input selected for each section and the status of the inputs The impedance of the outputs is configurable to either 50 or 75 Ω It is possible to monitor the TTD3000C03 status remotely using a communications controller mod...

Страница 6: ...ished range Can operate as an automated switch between the two inputs Is appropriate for distribution for Word clock and 1 PPS signals The impedance of the outputs is configurable to either 50 or 75 Ω Module control and supervision can be done remotely when the mounting frame is equipped with a communications controller module One UR3000 mounting frame can house up to 12 TTD3000C03 modules If powe...

Страница 7: ...Albalá Ingenieros Manual TTD3000C03 1 3 Block diagram 7 ...

Страница 8: ...Albalá Ingenieros Manual TTD3000C03 TTD3000C03 8 ...

Страница 9: ...tput Connector BNC Impedance 50 Ω 1 or 75 Ω 1 configurable Number of outputs 5 per section Voltage levels with loaded output VOL max 0 4 V VOH min 3 V Rise and fall time 5 ns Skew between outputs 600 ps Skew between outputs 800 ps 1 to 10 mode Input to output delay 70 ns General Maximum power supply current 750 750 mA max Maximum power supply current 400 400 mA 50 duty cycle Operating temperature ...

Страница 10: ...Albalá Ingenieros Manual TTD3000C03 TTD3000C03 10 ...

Страница 11: ...ns This equipment must be connected to a mains outlet with a protective earth connection Never use extension cords that do not have protective earthing connection The lack of an effective electrical connection between the ground pin in the mains input connector of the equipment and the protective earth of the electrical power distribution can cause serious harm All modules of the Albalá Ingenieros...

Страница 12: ...s half of the worst case level A maximum of seven TTD3000C03 modules can be installed a a 3RU UR3000 mounting frame with a single power supply A second power supply is necessary when eight nine or ten TTD3000C03 modules are installed in the same mounting frame However if the distributor is used with 50 duty cycle clock signals a mounting frame with up to 12 TTD3000C03 modules can be powered by a s...

Страница 13: ...into the front of the mounting frame The edges of the card slide into two plastic guides inside the mounting frame 6 Affix the main board to the mounting frame using the two screws included on the front panel After these steps the module is ready to be connected to other equipment Details for installation of the module in 3 RU mounting frames Details for installation of the module in 1 RU mounting...

Страница 14: ... sole distributor with ten outputs the loop through input of Section A is used IN A LOOP A and the ten outputs are achieved by using all five outputs of each section If the TTD3000C03 has been configured as a sole distributor with ten outputs the loop through input of Section A is used IN A LOOP A and the ten outputs are achieved by using all five outputs of each section If the TTD3000C03 has been...

Страница 15: ...stributor module must be configured using the control software Connections to the loop through inputs must be terminated with a resistance of the same value as the characteristic impedance of the coaxial cabling used The rear interconnection board is not designed to withstand mechanical stress The wiring must be fastened properly to the frame where the mounting frame is housed to prevent the rear ...

Страница 16: ...Albalá Ingenieros Manual TTD3000C03 TTD3000C03 16 ...

Страница 17: ... the TTD3000C03 module and their remote control and monitoring ability 4 1 Front panel description The appearance of the front panel and the elements it contains are shown in the following illustration Front panel of the TTD3000C03 Each section provides two indicator LEDs whose operation is identical for each section 17 ...

Страница 18: ...TD3000C03 consists of one loop through input and five outputs with the following elements a line receiver a line driver for each output a two to one selector a presence detector and a frequency measurement circuit The line receiver adapts to the input signal coming in to facilitate subsequent distribution Its construction comprises a TTL level logic gate with hysteresis that guarantees proper oper...

Страница 19: ...criteria for the input signals presence only frequency only or both The TTD3000C03 provides two operating modes when used as an automated switch that can be selected from the control software automatic and semiautomatic These two operating modes are similar if one of the inputs fails the other is switched in automatically for delivery to all the outputs If both inputs fail then the last input sele...

Страница 20: ...ion The TTD3000C03 can optionally be remotely controlled supervised In order to perform remote configuration and supervision of the module an optional TL3000 family remote communications controller must be installed in the mounting frame The main function of the communications control module is to interface between a 10 100 Ethernet port an EIA RS232 or an EIA RS485 serial port and the internal bu...

Страница 21: ...sed and are stored directly in non volatile memory The parameters that can be controlled and supervised remotely for each version of the firmware are listed below VERSION 1 X CONTROL Name add ext msk snmp trap Description MODE 0x00 0x03 Y Y Allows selecting the switching mode 0 Full auto 1 Half auto 2 Manual INPUT_A 0x01 0x01 Y Y Selected input Section A 0 Input A 1 Input B INPUT_B 0x01 0x02 Y Y S...

Страница 22: ...ignal presence fail Section A 0 OK 1 Fail INPUT_A_FR_FAIL 0x00 0x02 Y Y Indicates signal frequency fail Section A 0 OK 1 Fail INPUT_B_LB_FAIL 0x00 0x04 Y Y Indicates signal presence fail Section B 0 OK 1 Fail INPUT_B_FR_FAIL 0x00 0x08 Y Y Indicates signal frequency fail Section B 0 OK 1 Fail FREQ_A 0x01 0xFFFF Y N Indicates the signal frequency Section A x 10 k Hz FREQ_B 0x03 0xFFFF Y N Indicates ...

Страница 23: ...Albalá Ingenieros Manual TTD3000C03 5 GLOSSARY 1 PPS One Pulse Per Second Synchronization signal that consists of one short pulse that is repeated every second Typically uses TTL levels 23 ...

Страница 24: ...Albalá Ingenieros Manual TTD3000C03 TTD3000C03 24 ...

Страница 25: ...Albalá Ingenieros Manual TTD3000C03 6 REGULATIONS 25 ...

Страница 26: ...Albalá Ingenieros Manual TTD3000C03 TTD3000C03 26 ...

Страница 27: ...Albalá Ingenieros Manual TTD3000C03 7 VERSIONS Ver Date Description 0 0 24 06 2016 Preliminary Version 1 0 23 09 2016 First version ...

Страница 28: ...Albalá Ingenieros S A Medea 4 28037 Madrid Spain 34 913274453 www albalaing com info albalaing com ...

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