Hardy HI 6300 Series - Manual (Page 43)

Network Configuration 35
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4. Run the Modbus Function code #16 (write multiple registers).
5. Run the Modbus Function code #4 (read multiple registers). This will allow the
user to read the status of the command in data register #1.
If you wish to then read back the value you have written:
6. Enter the command #0 into data register #0.
7. Run the Modbus Function code #16 (write multiple registers), or Function code
#6 (write single register) insuring the correct data location is being set.
8. Run the Modbus Function code #4 (read multiple registers).
Read the value for the span parameter in data registers #4 & 5. This value will be in
floating point format.
Communications Parameters for the HI 6310 Only
Printer (over RS-232)
Available on the HI 6310 only.
The HI 6310 can transmit Gross, Net, Count, Tare values to a serial printer over RS-232.
The printer Baud rate is user selectable at 600, 1200, 2400, 4800, 9600, or 19200 (default
is 9600).
A sample wiring connection from the HI 6310 to the printer port is shown above. The
printer parameters can be configured through the web interface or the display panel.
Step 1. Set the baud rate for the RS232 printer, default is 9600.
Step 2. Set the parity bit, default is EVEN
Step 3. Select what values to transmit over the serial interface to the printer using the
printer mode, default is disabled.