Excell Precision DIGITAL HIGH PRECISION WEIGHING SCALES - Manual (Page 21)

V1.0 SM2020010426 19
EXCELL PRECISION CO., LTD.
RS-232 AND RELAY OUTPUT
1. RS-232 OR SERIAL PRINTER OUTPUT
(1) RS-232 (25 Pin ‘D’ type) Pin Description
˙ J1 - J3 SHORT ; J2 - J4 OPEN (default setting)
Pin 2 ⇒ RXD
Pin 3 ⇒ TXD
Pin 7 ⇒ GND
˙ J2 - J4 SHORT ; J1 - J2 OPEN
Pin 2 ⇒ TXD
Pin 3 ⇒ RXD
Pin 7 ⇒ GND
v
Please refer to F5 function settings for transmission mode, baud rate setting and data
format.
(2) RS-232 Interface Format
I . Mode : EIA-RS232 C’s
II . Format :
1. Baud rate: 1200, 2400, 4800 or 9600
2. Data bits: 8 BITS
3. Parity bit: None
4. Stop bits: 1 BIT
5. Code: ASCII
Start bit Data bits Stop bit