18
HS RS-232
↔
60 MA CURRENT LOOP CONVERTER
Figure A-2. Standard DTE Setting.
Data Term. Ready (DTR) - 20
1- (FG) Frame Ground
2- (TD) Transmit Data
3- RD) Receive Data
4- (RTS) Request to Send
5- (CTS) Clear to Send
6- (DSR) Data Set Ready
7- (SG) Signal Ground
8- (DCD) Data Carrier Detect
From Converter
To Converter
From Converter
To Converter
To Converter
To Converter
From Converter
DIRECTION
STANDARD “DTE” SETTING
DIRECTION