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GASBOY Series 1000
COMMUNICATION TERMINATIONS
The wiring terminations for the various communication options are indicated below:
System
TB
RS-232
1
2
3
4
5
RS-422
1
2
3
4
5
Pinout of GASBOY Short Haul Modem RS-232 Connector
Pin
Signal
2
TXD
3
RXD
7
GND
8
DCD
20
DTR
NOTE: Pins 5 and 6 are tied to Pin 8 internally.
TB=Terminal block
3-2
Signal
System I/O
TXD
output
DTR
output
RXD
input
DCD
input
GND
ground
TX+
output
TX-
output
RX+
input
RX-
input
N/A
--
SHM I/O
Notes
input
Transmitted data into modem
output
Received data out of modem
ground
Signal ground reference
output
Data carrier detect out of SHM
input
Data terminal ready into SHM
PIN=PIN connection on RS-232 connector
Notes
Transmitted data out of system
Data terminal ready out of system
Received data into system
Data carrier detect into system
Signal ground reference
Transmitted data out of system
Received data into system
I/O=input/output
05/29/03
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