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PIT 

Intercom Keyboard Remote Extender

 

User Manual 

 

 

 
 
 
 
 
 
 
 
 

 

 

900.0405 - June 2005 - Rev. 1 

Summary of Contents for PIT

Page 1: ...PIT Intercom Keyboard Remote Extender User Manual 900 0405 June 2005 Rev 1 ...

Page 2: ...ISSUE DATE REVISIONS 1 June 2005 Initial Release Rev 1 ii 900 0405 23 June 05 ...

Page 3: ...NTENTS 1 1 INTRODUCTION 1 2 1 CONNECTIONS 3 2 1 1 Intercom CPU PIT 3 2 1 2 Keyboard PIT 4 3 1 DIP SWITCH SETTINGS 5 3 2 BAUD RATE DIP SWITCH 5 3 3 KEYBOARD INTERCOM ADDRESS SETTING 6 Rev 1 iii 900 0405 23 June 05 ...

Page 4: ...Notes Rev 1 iv 900 0405 23 June 05 ...

Page 5: ...ters in the range A X These characters are then transmitted out of the RS232 master port ASCII characters in the range 0 7 received on the RS232 port simulate key presses on the intercom keyboard and are stored in a buffer When the Intercom CPU reads the PIT the corresponding key code is returned The PIT which connects to the remote keyboard polls the Intercom keyboard via it s RS422 Slave port Th...

Page 6: ...Notes Rev 1 2 900 0405 23 June 05 ...

Page 7: ...C 8 N C 9 Power Supply Common The RS232 master port connects to the keyboard PIT RS232 master port As both ports have master pin outs it is necessary to swap the TXD and RXD lines Pin Number Pin Function 1 Internally connected to pins 4 and 6 2 TXD data to slave device RXD 3 RXD data from slave device TXD 4 Internally connected to pins 1 and 6 5 GND 6 Internally connected to pins 4 and 6 7 CTS fro...

Page 8: ...a RS422 Transmit data 2 RS422 Receive data RS422 Transmit data 3 RS422 Transmit data RS422 Receive data 4 RS422 Transmit data RS422 Receive data 5 RS422 Communications common RS422 Communications common 6 Power Supply Power Supply 7 N C N C 8 N C N C 9 Power Supply Common Power Supply Common Note that is is necessary to connect a power supply at the remote keyboard location as this PIT does not re...

Page 9: ...Off On Off 3 Off Off Off Off Off Off On On 4 Off Off Off Off Off On Off Off 3 2 BAUD RATE DIP SWITCH Switch 3 positions 7 and 8 are used to set the RS422 port baud rate as per the following table RS422 Baud Rate S3 8 S3 7 1200 baud Off Off 9600 Baud Off On 19 2 Kbaud default On Off 57 6 Kbaud On On The baud rate for the Intercom CPU PIT must match the setting for the BossWare master communications...

Page 10: ...rd Intercom Address Setting Note that each remote keyboard intercom must be set to address 1 The address which the system applies to this keyboard is configured on the Intercom CPU PIT Rev 1 6 900 0405 23 June 05 ...

Page 11: ...Notes Rev 1 7 900 0405 23 June 05 ...

Page 12: ...stenza 53 59 20090 Buccinasco Milan Italy www ademco it TEL 39 02 457 1791 Honeywell Security Poland Chmielewskiego 22a 70 028 Szczecin Polska www ultrak pl TEL 48 91 485 40 60 Honeywell Security Espana Calle Vivero 5 28040 Madrid Spain www ademco es TEL 34 91 533 4706 Honeywell Security Czech Republic Havránkova 33 Brno Dolní Heršpice 619 00 Czech Republic www olympo cz TEL 420 543 558 111 Honeyw...

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