DIGIWEIGH DWP-102NS - Manual (Page 9)

LOAD CELL
CONNECTOR PIN #
ASSIGNMENT
1 EXCITATION +ve
2 EXCITATION -ve
3 Shield
4 SIGNAL -ve
5 SIGNAL +ve
4.3.2. Connecting RS232 to computer, printer
RS232 COMPORT ON INSTRUMENT: 2 = RXD ；3 = TXD；5 = GND
5. INITIAL SETUP
5.1 INTERNAL SETTINGS
Application parameters can be checked and set through internal functions.
Refer to 5.4 for description of all internal functions.
5.2 HOW TO ENTER AND SELECT INTERNAL FUNCTION
Follow the below steps to enter and select desired parameter of an internal
function.
a. Turn this instrument off and on again,
b. Press [TARE] during countdown,
c. Display RS232,
d. This instrument is now in internal function,
5.3 KEY FUNCTION DURING INTERNAL FUNCTION MODE
 [TARE] = Go to internal function during power on countdown, or
Enter, save and return,
 [ZERO] = Quit without saving,
 [1 CNT] = Go next,
 [2 UNIT] = Go previous,
 [CE] = Clear,