User guide

Instrument Configuration 57
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Hardy Port Parameter
The Hardy Port parameter provides the service port which is combined with the IP address
to provide a unique application socket.
The Hardy Port value can be any 16-bit value between 0 and 65,535.
On the Web page , select the communication menu and the Ethernet TCP/IP submenu, and
left click inside the Hardy Port text field and enter the Hardy Port value.
Save the value by clicking on the SAVE PARAMETERS button
On the HI 6300 series instrument display , select the communication menu and use the UP
or DOWN button to select the Ethernet UDP submenu, then select the Hardy Port menu
item. The current Hardy Port value will be displayed, press the ENTER or the RIGHT
button if the value needs to be modified.
Modbus-RTU Commands and Parameters 
Slave Address Parameter
The Slave Address parameter is a unique network address between 1 and 247
assigned to the HI 6300 series instrument.
On the Web page, select the communication menu and then select the Modbus RTU
submenu, and left click inside the Slave Address text field and enter the Slave
Address assigned to the HI 6300 series instrument.
Parameter Name Parameter ID
Tare command 0x07FF
Zero command 0x0800
Cal Low command 0x0801
Cal High command 0x0802
C2 Cal command 0x0803
Save command 0x319F