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1. Communications Configuration: Communications parameters for the E31 series are field selectable for your convenience. Please
see the Product Diagram section (page 2) for selector location. The following parameters are configurable:
• Baud Rate: 9600, 19200, 38400
• Parity On or Off
• Parity: odd or even
• Wiring: 2 or 4
Example: 2-wire 19200 Baud No Parity
ø
B
B1 Off/
Odd/
2/4
Wire
On
Even
Parity
Parity
1
2
3
4
off
off
on
off
off
on
on
on
off
off
on
off
off
on
on
on
2. Address Configuration: Each Modbus device on a single network must have a unique address. Set the switch block to assign
a unique address before the device is connected to the Modbus RS-485 network. If an address is selected that conflicts with
another device, neither device will be able to communicate.