6
MASTER KEYPAD CONNECTIONS
9-Pin
PC Connector
Serial Connection to
Host
(no markings on cable)
“O” indicates Cable to
Optional Printer
There are two nine-pin cables on the bottom of the Master Keypad.
The cable without any markings is the Serial Connection to the Host.
The cable marked with an “O” is for connection to an Optional Printer.
There is a nine pin connector on the bottom of the Master Keypad for connection to the PC.
An AC cord is also attached here.
Connections
Master Keypad Plugs (9-pin) RS-232 Host or PC Plug (9-pin) RS-232
Pin No. 2 (TXD) ......................................Pin No. 3 (RXD)
Pin No. 3 (RXD)......................................Pin No. 2 (TXD)
Pin No. 7 (GND) .....................................Pin No. 7 (GND)
Maximum cable length: at 1200 Baud = 492 feet (150m)
at 9600 Baud = 328 feet (100m)