Connecting with ProLink II Software

Table 2-1Modbus connection parameters for ProLink II

 

Connection type

Connection parameter

Configurable (RS-485 mode)

SP standard (service port mode)

 

 

 

Protocol

As configured in transmitter

Modbus RTU(1)

 

(default = Modbus RTU)

 

 

 

 

Baud rate

As configured in transmitter (default = 9600)

38,400(1)

Stop bits

As configured in transmitter (default = 1)

1(1)

Parity

As configured in transmitter (default = odd)

none(1)

Address/Tag

Configured Modbus address (default = 1)

111(1)

COM port

COM port assigned to PC serial port

COM port assigned to PC serial port

 

 

 

(1)Required value; cannot be changed by user.

7.Click the Connect button. ProLink II will attempt to make the connection.

8.If an error message appears:

a.Swap the leads between the two terminals and try again.

b.Ensure you are using the correct COM port.

c.If you are in RS-485 mode, you may be using incorrect connection parameters.

-Connect in service port mode and check the RS-485 configuration. If required, change the configuration or change your RS-485 connection parameters to match the existing configuration.

-If you are unsure of the transmitter’s address, use the Poll button in the Connect window to return a list of all devices on the network.

d.Check all the wiring between the PC and the transmitter.

8

Micro Motion® Model 1500 Transmitters with the Filling and Dosing Application

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Emerson Process Management 1500 manual 1Modbus connection parameters for ProLink, Connection type

1500 specifications

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