© Adam Equipment Company November 2011
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5.0 RS-232 INTERFACE
The BFW series of indicators come with a standard RS-232 interface.
U
The standard Interface parameters are:
U
Connection details are:
U
Normal Output
U
:
(For SDT 1, 2 and 3)
SN ± xx.xxx LL UU S stands for stable,
N for no error G/W for gross weight,
LL for OK, HI or LO (during check weighing)
UU for the chosen unit( kg, g, lb, oz)
Complete Data Output: (For SDT 4)
When the SDT is set to 4 (see section 4.4), it will send 6 lines of data to
the printer in the following format
<SOH><cr><If>
G±sp spXX.XXXsp sp <kg><cr><If>
T±sp spXX.XXXsp sp <kg><cr><If>
N±sp spXX.XXXsp sp <kg><cr><If>
<cr><If>
<cr><If>
<EOT>
First line is blank
Gross weight printed
Tare weight printed
Net weight printed
Blank line
Blank line
End of Transmission
Input commands format:
The indicator can be used from a PC with the following commands. The commands
must be sent in upper case letters, i.e. “T” not “t” and press the Enter button.
N Sends the net weight to the RS-232 interface.
G Sends the gross weight to the RS-232 interface
T Sends the tare weight to the RS-232 interface.
Z Zero the indicator to display the net weight. This is the same
as pressing [Tare] or [Zero].
Lxx.xxx
Sets the lower limit. Same as pressing the [High/Low].
Hxx.xxx
Sets the upper limit. Same as pressing the [High/Low].
C0 Disable check weighing.
C1 Enable check weighing.
RS-232 output of weighing data
ASCII code
Selectable Baud
Selectable data bits
Selectable Parity
Connector: 9 pin d-subminiature socket
Pin 3 Output
Pin 2 Input
Pin 5 Signal Ground
