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WTI Part No. 12057

Rev. B

RAB-14A

A/B Switching System

Preliminary Draft

February 1997

User's Guide

Содержание RAB-14A

Страница 1: ...WTI Part No 12057 Rev B RAB 14A A B Switching System Preliminary Draft February 1997 User s Guide...

Страница 2: ...5 Sterling Irvine California 92618 2517 949 586 9950 Toll Free 1 800 854 7226 Fax 949 583 9514 http www wti com...

Страница 3: ...w8 3 2 3 1 5 Master Satellite Bank Selection Sw9 3 2 3 1 6 Remote Switch Selection Sw10 3 2 3 2 Switch Module Jumpers 3 3 3 3 Control Module Jumper 3 4 3 4 Cable Connection 3 4 3 5 Connecting Multiple...

Страница 4: ...t DTE or DCE Apx 3 B Specifications Apx 4 C Customer Service Apx 4 List of Figures 2 1 Control Module Front Panel 2 1 2 2 Control Module Back Panel 2 2 2 3 Switch Module Front Panel 2 3 3 1 Switch Mod...

Страница 5: ...ication requires more than fourteen RS232 lines Up to fourteen RAB 14A frame units can be daisy chained to provide a maximum of 196 switches Several different switching methods are offered A B channel...

Страница 6: ...to invoke a command For example the text A Control A indicates that the Ctrl key and the A key must be pressed simultaneously COURIER FONT Indicates characters typed on the keyboard For example AS or...

Страница 7: ...t Switch is set in middle position Indicates module is set for control by local signal ASCII Code or external remote A Indicator Master Select Switch Selects A B channels at Switch Modules configured...

Страница 8: ...ten DIP switches used to select baud rate parity duplex mode and other parameters Input Connector For connection to previous bank when daisy chaining multiple RAB 14A units Output Connector For connec...

Страница 9: ...n Local A B Switch is set in middle position Indicates module is set for Gang Switch Control Local Signal Control or ASCII Code Control A Indicator Lights when data path is established between Common...

Страница 10: ...2 4 RAB 14A User s Guide...

Страница 11: ...n connecting multiple units please refer to Section 3 5 3 1 1 Bank Number Sw1 Sw4 SetUp Switches one through four assign an address or Bank Number to each RAB 14A unit If the RAB 14A will be operated...

Страница 12: ...Sw7 Parity Sw7 Odd 1 Even 0 3 1 4 Duplex Selection Sw8 Duplex Mode Sw8 Half No Echo 1 Full Echo 0 3 1 5 Master Satellite Bank Selection Sw9 Switch nine determines whether the RAB 14A unit will functio...

Страница 13: ...d J1 Pin 1 to Logic Ground When jumpered pin 1 at ports A B and C will be connected to logic ground J2 External RS232 Input When Local Signal Control is used this jumper determines which A C B port wi...

Страница 14: ...multiple units banks can be daisy chained The first bank in the chain is designated as the Master Bank all other banks are referred to as Satellite Banks A single Master Bank can control up to thirte...

Страница 15: ...ach Control Module to assign a Bank Number to each rack unit as described in Section 3 1 1 4 Master Satellite Designation Use SetUp Switch Nine on each Control Module Master and Satellite Banks to des...

Страница 16: ...the Test Screen will include only one status line 5 Manual A B Switching This step assumes that A B Switches have not been disabled a Local A B Switch Choose a Switch Module and toggle the Local A B S...

Страница 17: ...e controlled by an optional remote switch connected to the Control Module s Remote Port Local Signal Control A B channel selection at each Switch Module is controlled by the signal level at pin 12 on...

Страница 18: ...described in Figure 3 1 2 Place Jumper J3 in the GANG position 3 Disable Local A B Switch Optional To disable the Local A B Switch for this Switch Module remove Jumper J4 When J4 is removed the modul...

Страница 19: ...he Local A B Switch for this Switch Module remove Jumper J4 When J4 is removed the module will continue to respond to the signal at pin 12 but the Local A B Switch will have no effect 5 Carefully repl...

Страница 20: ...but the Local A B Switch will have no effect 4 Carefully replace the Switch Module in the rack Place the Local A B Switch in the middle position The X LED should light 5 Place the Master Select Switch...

Страница 21: ...ule toggle all modules in a specific bank toggle the same module number in every bank or toggle all Switch Modules in all banks This section describes the commands that are available when the RAB 14A...

Страница 22: ...d as a two digit number For example Bank Number 3 is entered as 03 and Switch Module Number 6 is entered as 06 If a double zero 00 is entered as the Bank Number the command will be applied to all bank...

Страница 23: ...eration ASCII Code Control BANK CHANNEL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 01 A A A A A A A A A A A A A A 02 A A A A A A A A A A A A A A 03 A A A A A A A A A A A A A A 04 A A A A A A A A A A A A A A 05...

Страница 24: ...or additional banks will not be displayed If Local A B Switches are not set in the X position the Test Result Screen will list NO RESPONSE for those modules Caution Do not invoke the Test Command whil...

Страница 25: ...A Interface Descriptions A 1 Control Module A 1 1 Command Port A 1 2 Remote Switch Port Apx 1 Figure A 1 Command Port Figure A 2 The Remote Switch Port...

Страница 26: ...A 2 Switch Module Apx 2 RAB 14A User s Guide Figure A 3 Switch Module Block Diagram...

Страница 27: ...ommon to Ports A B and Common Jumper J1 on the Switch Module board is used to connect Pin 1 at Ports A B and Common to the logic ground 2 Pin 7 logic ground is common to Ports A B and Common 3 Pin 12...

Страница 28: ...jumpering J5 1 2 and 3 located on the Switch Module card Apx 4 RAB 14A User s Guide...

Страница 29: ...By Slot Number or by Name Card Rack and Control Unit Control Port RS 232 RJ11 Jack to PC Modular Adapter Supplied AUX Port 4 Pin Quick Connect Terminal Block for External Connection for Alarm Output a...

Страница 30: ...make of the unit its serial number and a description of its symptoms If the unit should need to be returned for factory repair it must be accompanied by a Return Authorization number from Customer Ser...

Страница 31: ...ks of their respective companies Information and descriptions contained herein are the property of Western Telematic Inc Such information and descriptions may not be copied disseminated or distributed...

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