Emerson 1500 Pacemaker User Manual


 
Option Description
Primary
Use this setting if no other host is on the network. The Field Communicator is not
a host.
12. Click Connect.
Need help? If an error message appears:
Verify the HART address of the transmitter.
Ensure that you have specified the correct COM port.
Check the physical connection between the PC and the transmitter.
Increase or decrease resistance.
Ensure that there is no conflict with another HART master.
A.2.4 Make a Modbus/RS-485 connection
You can connect directly to the RS-485 terminals on the transmitter or to any point on the
network.
Prerequisites
ProLink II installed and licensed on your PC
One of the following:
- RS-232 to RS-485 signal converter
- USB to RS-485 signal converter
An available serial port or USB port
Adapters as required (for example, 9-pin to 25-pin)
Procedure
1.
Attach the signal converter to the serial port or USB port on your PC.
2. Connect the leads from the signal converter to terminals 33 (RS-485/A) and 34
(RS-485/B).
Tip
Usually, but not always, the black lead is RS-485/A and the red lead is RS-485/B.
Using ProLink II with the transmitter
188 Micro Motion
®
Model 1500 Transmitters with Analog Outputs