Datasheet
C. Setting of RS232C Serial Ports
Default of RS232C serial port for communication is set as:
Baud Rate 19200
Start bit 1
Stop bit 1
Data bits 7
Parity Odd
54
Model UT803: OPERATING MANUAL
B. RS232C Port Cable
D-sub
9 Pin Male
1 (DCD)
2 (RXD)
3 (TXD)
4 (DTR)
5 (SG)
6 (DSR)
7 (RTS)
8 (CTS)
9 (RI)
Computer
D-sub
9 Pin Female
1 (DCD)
3 (TXD)
2 (RXD)
4 (DTR)
5 (SG)
6 (DSR)
7 (RTS)
8 (CTS)
9 (RI)
D-sub
25 Pin Female
8 (DCD)
2 (TXD)
3 (RXD)
20 (DTR)
7 (SG)
6 (DSR)
4 (RTS)
5 (CTS)
22 (RI)
The Meter