HOSE AS 4763161 - Caterpillar

Half Duplex (2-wire)
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Set "Modbus TCP/2W/4W" to a value of "1" for "Half Duplex".
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Set "Modbus Unit ID". The range is from 1 to 247.
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Set "Modbus Baud Rate" to a value of 9600 baud or 19200 baud.
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Modbus/RTU - Half Duplex Wiring Diagram
Put jumper "JMPA" to the "RS485" position on connector "J1".Note: Connector "J1" is located on the System Input/Output Daughter Board (SIOD).
Connect a jumper wire between terminal 2 and terminal 3.
Connect terminal 2 and terminal 3 to the positive terminal of the equipment that is being monitored.
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Connect a jumper wire between terminal 4 and terminal 5.
Connect terminal 4 and terminal 5 to the negative terminal of the equipment that is being monitored.
Connect terminal 1 and/or terminal 6 to the ground of the equipment that is being monitored.Full Duplex (4-wire)
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Set "Modbus TCP/2W/4W" to a value of "2" for "Full Duplex".
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Set the "Modbus Unit ID".The range is from 1 to 247.
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Set "Modbus Baud Rate" to a value of 9600 baud or 19200 baud.
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Modbus/RTU - Full Duplex Wiring Diagram
Put jumper "JMPA" to the "RS485" position on connector "J1".Note: Connector "J1" is located on the System Input/Output Daughter (SIOD) Board.
Connect terminal 2 to the "RX+" terminal of the equipment that is being monitored.
Connect terminal 4 to the "RX-" terminal of the equipment that is being monitored.
Connect terminal 3 to the "TX+" terminal of the equipment that is being monitored.
Connect terminal 5 to the "TX-" terminal of the equipment that is being monitored.
Connect terminal 1 and/or terminal 6 to the ground of the equipment that is being monitored.