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Data Converter Units

LTC 8780 Series

Philips
Communication &
Security Systems

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Содержание LTC 8780 Series

Страница 1: ...Data Converter Units LTC 8780 Series Philips Communication Security Systems ...

Страница 2: ...objects of any kind into this unit through openings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Never spill liquid of any kind on the unit 16 Servicing Do not attempt to service this unit yourself as opening or removing covers may expose you to dangerous voltage or other hazards Refer all servicing to qualified service personnel 17 Da...

Страница 3: ... for all units SECURITE ATTENTION RISQUE D ELECTROCUTION NE PAS OUVRIR Danger Pour éviter tout risque d électrocution ne pas ouvrir le boîtier Il n y a pas de pièces remplaçables à l intérieur Pour toute révision s adresser à un technicien spécialisé En raison de limitation de place cette étiquette peut être placée sur le dessous de l appareil L éclair fléché dans un triangle équilatéral avertit l...

Страница 4: ...go De Choque Eléctrico Favor No Abrir La Cubierta Este Equipo No Consta De Piezas O Partes Que Requieren Servicio O Mantenimiento Para Reparaciones Favor Referirse A Un Técnico Calificado Debido a limitaciones de espacio esta etiqueta puede aparecer en la parte inferior de la unidad El símbolo representado por un relámpago con punta de flecha dentro de un triángulo equilátero se muestra con el obj...

Страница 5: ... If any items are missing notify your Philips Communication Security Systems Inc Sales Representative or Customer Service The shipping carton is the safest container in which the unit may be transported Save it for possible future use 2 SERVICE If the unit ever needs repair service the customer should contact the nearest Philips Communication Security Systems Inc Service Center for return authoriz...

Страница 6: ...m being transmitted over a RS 232 link operating at a low baud rate The LTC 8780 can be configured to operate as a signal distribution unit with 15 separate biphase code outputs Either star or daisy chain wiring configurations may be used when connecting to the biphase outputs Each output is capable of driving up to 8 receiver drivers in a daisy chain configuration up to 1500 meters 5000 ft using ...

Страница 7: ...r to receiver driver Installation and Operating Instructions for termination procedures For a daisy chain connection the cable is connected to one code output and then looped through each receiver driver along the way The last and only the last unit in the daisy chain connection should be terminated A combination of the star and daisy chain connections may be used in an installation Connection bet...

Страница 8: ...of internal controls should only be performed by qualified service personnel not user serviceable The unit should always be unplugged before removing the cover and remain unplugged while the cover is removed 4 8 Démontage du Couvercle Le démontage du couvercle et le réglage des commandes internes doivent être effectués par du personnel qualifié pas de service par l utilisateur L appareil doit touj...

Страница 9: ...4 are transmitted See Table 1 The three switches described in the next few paragraphs S102 1 to S102 3 select a filtering action which control the types of biphase input data receiver driver commands Console Command Language CCL commands and switcher follower data that are to be decoded Refer to Table 1 This selective filtering action applies to converted data in either the biphase to RS 232 outpu...

Страница 10: ...the following guidelines See Table 3 AT COMMAND COMPATIBLE MODEMS WITH DIRECT CONNECTION In this context a direct connection means that it is not necessary to dial a phone number to connect the modems In this case the LTC 8780 units are configured so that one issues the answer command ATA and the other issues the originate command ATX1D The MODEM CMD switch S105 1 should be set to ON on both units...

Страница 11: ...n Select ON R D BLOCK SELECT ON Only R D Messages with addresses within R D block selected by Address DIP Switches are transmitted OFF R D Message addresses not checked if Address Function Select OFF CCL ADDRS SELECT ON Only CCL Messages with addresses that match Address DIP Switch are transmitted OFF CCL Message address not checked Table 1 Function Select DIP Switch Definitions DIP Switch Switch ...

Страница 12: ...OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF ON OFF OFF ON OFF OFF OFF ON ON OFF ON OFF OFF OFF ON OFF ON OFF ON ON OFF OFF ON ON ON 0 1 2 3 4 5 6 7 None 1 64 65 128 129 192 193 256 257 320 321 384 385 448 X X X X X X X X continue series ON ON ON ON ON ON ON OFF 254 16256 16319 ON ON ON ON ON ON ON ON 255 16320 16383 Table 5 Receiver Driver Block Select Examples DIP Switch Switch Number Default Setting...

Страница 13: ... rate see Table 1 CODE DIST X for transmitter OFF for receiver ADDR FUNCT ON for transmitter X for receiver RCVR DRVR ON XPOINT OFF CCL OFF MATCH ON for transmitter OFF for receiver ADDRESSES For transmitter configure to select the desired block of 64 cameras refer to Table 5 X for receiver MODEM CMD Refer to section on DIP Switch S105 settings ORIGINATE Refer to section on DIP Switch S105 setting...

Страница 14: ...on Pin Connection 1 No Connect 6 No Connect 2 No Connect 7 No Connect 3 TXD 8 CTS 4 No Connect 9 No Connect 5 Ground 7 4 1 Console Cable 9 Pin Connector 9 Pin Connector1 1 Not Used 2 3 3 2 4 1 5 8 6 Not Used 7 5 8 Not Used 9 Not Used 1 Place a jumper between pins 4 and 6 and place a second jumper between pins 1 and 7 Allegiant Matrix System or the Output of a LTC 5135 Series Controller Follower Bi...

Страница 15: ...FF S105 1 SEE 2 FIGURES 3 9 AND 10 4 X LTC 8780 DIP SWITCH SETTINGS S101 1 BAUD 2 BAUD 3 X 4 ON S102 1 ON 2 OFF 3 OFF 4 ON S103 1 OFF 2 ON 3 OFF X DON T CARE 4 OFF LTC 8780 DIP SWITCH SETTINGS S101 1 BAUD 2 BAUD 3 OFF 4 X S102 1 ON 2 OFF 3 OFF 4 OFF S103 1 X 2 X 3 X X DON T CARE 4 X LTC 8780 DIP SWITCH SETTINGS S101 1 BAUD 2 BAUD 3 OFF 4 X S102 1 ON 2 OFF 3 OFF 4 OFF S103 1 X 2 X 3 X X DON T CARE ...

Страница 16: ... 3 X 4 X S105 1 SEE 2 FIGURES 3 9 AND 10 4 X Pan Tilt Camera Biphase Data Up to 1 5 km 5000 ft Using 18 Gauge Shielded Twisted Pair Biphase Out Biphase Data Pan Tilt Camera Master Satellite Location 1 Multiple Video Trunk Lines Biphase In RS 232 Port Biphase Out Biphase Data Up to 1 5 km 5000 ft Using 18 Gauge Shielded Twisted Pair LTC 8780 Series Data Converter Unit LTC 8700 Series or LTC 8800 Se...

Страница 17: ... Receiving Site RS 232 Direct Wire or Dedicated Phone Line Biphase Control Code RS 232 LTC 8780 Series Data Converter Unit RS 232 Port Modem Answer S933A27AE Modem Originate LTC 8780 DIP Switch Settings S101 1 Baud 2 Baud 3 X 4 X S102 1 On 2 On 3 On 4 Off S103 1 X 2 X 3 X 4 X S104 1 X 2 X 3 X 4 X S105 1 On 2 On 3 Set Per Modem Requirements 4 X X Don t Care LTC 8780 DIP Switch Settings S101 1 Baud ...

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