Instruction manual

62
15-2 AD-4532B-04 RS-232C Serial Interface
The RS-232C serial interface can be connected to a device such as a personal computer, PLC or a
programmable display, to output the values displayed by the AD-4532B and perform controlling,
collection or recoding.
15-2-1 Specifications
Transmission form Asynchronous, half duplex
Baud rate 1200, 2400, 4800, 9600, 19200, 38400bps
Data bits 7 bits, 8 bits
Parity None, Even, Odd
Stop bit 1 bit, 2 bits
Code ASCII
Terminator CR LF (CR: 0DH, LF: 0AH)
Applicable connector D-Sub 9-pin
15-2-2 Pin assignment and circuit
12345
Pin No.
Signal
name
Direction Description
2 TXD Output Transmit data
3 RXD Input Receive data
5 SG - Signal ground
6 DSR Output Data set ready
7 RTS -
8 CTS -
Make a connection
between pin 7 and pin 8.
Others No connection
Casing Shield
External view and pin assignment
15-2-3 Format
Normal W T ,
±
0 123 . 45CRLF
Overflow O L ,
±
9 999 . 99CRLF
The value for all the digits when overflowing will be 9.
6789
RXD
TXD
DSR
SG
2 3 5
6 7 8
Grounding
D-Sub 9-pin connector (male)