Parr Instrument 6750 - Manual (Page 14)

Proximate Interface
w w w . p a r r i n s t . c o m 13
Communication Controls Menu
Accesses sub-menus which set the communica-
tions protocols for the printer and balances.
Printer Type:
Toggles between Parr 1758 and Generic.
Balance Port:
Accesses sub-menu, Balance Port Communications.
t Balance Type. Toggles through the available
balance templates.
t Balance Port Device. This key displays a
screen which allows the user to specify the
balance port device. The default
(dev/ttyUSB0) is the designation for the fi rst
USB to serial converter cable assigned by the
calorimeter upon power up.
t Customize Balance Setting. Sets the com-
munication parameters for the balance
port. Standard options for data bits, par-
ity, stop bits, handshaking, baud rate and
balance type are provided to match any
devices that might be connected to these
ports.
»
Number of Data Bits. Standard options
for data bits. Toggles between 7 and 8.
»
Parity. Standard options for parity.
Choose from None, Even or Odd.
»
Number of Stop Bits. Standard options
for stop bits. Toggles between 1 and 2.
»
Handshaking. Standard options for hand-
shaking. Choose from None, Xon/Xoff,
and RTS/CTS.
»
Baud Rate. Standard options for baud
rate. Choose from 19.2K , 9600, 4800,
2400, 1800, 1200, 600, 300, 150, 134.5,
110, and 75.
»
Data Characters from Balance. This
setting is only used when the generic
balance format is selected. This value
determines the number of numeric data
characters (0-9 . + -) to accept. Any ad-
ditional characters after this value and
before the string terminating are
discarded.
»
Data Precision. This key allows the user to
establish the number of digits to the right
of the decimal point that are passed from
the balance handler.
»
Transfer Timeout (seconds). This value
determines how long the interface will
wait before giving up on a weight trans-
fer. The value is entered in seconds.