10.3 TARING
Press the
key to tare the scale. The weight that was
displayed is stored as the tare value. This value is subtracted
from the display, leaving zero on the display. The indicator “ ” will
be on.
10.4 SELECTING THE UNIT
To select the weighing unit press the
key to move form one
unit to another. The weighing unit must be enabled by the users
beforehand (see section 13.1.3). If a unit is disabled it cannot be
selected by using the
key.
11.0 USB INTERFACE
The scales come with a bi-directional USB interface.
Interface parameters are: USB
output of weighing data ASCII code
Selectable Baud
Selectable data bits
Selectable Parity
You should install the USB-Serial diver, and follow the diver
instruction, and then you can use the USB as a serial com.
7
unit which is “lb”. After all units are set, press the
key to
move to the next parameter.
13.1.4 COMMUNICATION ADDRESS
The fourth parameter is for setting the ID for the USB results output.
Display will show “
Add 0
” (DEFAULT SET)
This parameter sets the communication address which is sent via
USB as an ID code. There are 26 options to select from “
Add 0
” to
“
Add 25
”. Set
“
Add 0
”
for no address. The numbers relate to
alphabets for example 1=A, 2=B to 25=Y.
13.1.5 SELECTION OF BAUD RATE
The fifth parameter is to select the baud rate per second which is
the speed of sending data to USB interface. Display will show “
b
9600
” (DEFAULT SET) There are three options: “
b 2400
”, “
b 4800
”,
“
b 9600
”.
13.1.6 SELECTION OF BIT RATE AND PARITY
The sixth parameter is to select the bit rate and parity used for
sending data to USB interface. Display will show “
PAr 1
” (DEFAULT
SET)
1.
PAr 1 :
8 bits no parity
2.
PAr 2 :
7 bits even parity
3.
PAr 3 :
7 bits odd parity
13.1.7 SELECTION OF TRANSMISSION MODE
The seventh parameter is to select the transmission mode. Display
will show “
trn 1
” (DEFAULT SET). See the HOLD AND PRINTING
TABLE in section 13.1.9.
12
