Patton electronics 2018 User Manual page 6

RS-232 PIN CONNECTIONS
DIRECTION "DCE" SETTING
To Mdl 2018 Data Term. Ready (DTR) - 20
DIRECTION "DTE" SETTING
From Mdl 2018 Data Term. Ready (DTR) - 20
APPENDIX C
DIRECTION
1- (FG) Frame Ground
2- (TD) Transmit Data To Mdl 2018
3- (RD) Receive Data From Mdl 2018
4- (RTS) Request to Send To Mdl 2018
5- (CTS) Clear to Send From Mdl 2018
6- (DSR) Data Set Ready From Mdl 2018
7- (SG) Signal Ground
8- (DCD) Data Carrier Detect From Mdl 2018
DIRECTION
1- (FG) Frame Ground
2- (TD) Transmit Data From Mdl 2018
3- (RD) Receive Data To Mdl 2018
4- (RTS) Request to Send From Mdl 2018
5- (CTS) Clear to Send To Mdl 2018
6- (DSR) Data Set Ready To Mdl 2018
7- (SG) Signal Ground
8- (DCD) Data Carrier Detect To Mdl 2018
9
APPENDIX D
CURRENT LOOP PIN CONNECTIONS
(TX+) 14
6
(TX-) 19
21
9
22
(RX-) 23
(RX+) 25
10