Pepperl+Fuchs BTC12N Series - Page 27

BTC12N-*
Installation
2020-05
27
RS-232 Port
Figure 3.15
RS-485 Port
Figure 3.16
Pin Type Description
1 DCD Data Carrier Detect (E)
2 RxD Received Data (E)
3 TxD Transmitted Data (A)
4 DTR Data Terminal Ready (A)
5 GND Ground
6 DSR Data Set Ready (E)
7 RTS Request to Send (A)
8 CTS Clear to Send (E)
9 RI Incoming Call (E)
Pin Type Description
1 Data- Transmit/receive data- (I/O) for half duplex mode
2 Data+ Transmit/receive data+ (I/O) for half duplex mode
3 Not con-
nected
-
4 Not con-
nected
-
5 M Signal ground
6 Not con-
nected
-
7 Not con-
nected
-
8 Not con-
nected
-
9 Not con-
nected
-
1
9
5
6
1
9
5
6