Micro Motion CDM100M, Configuration And Use Manual

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Connection over multidrop network Figure C-7:
B
A
C
D
A. RS‐232 to Bell 202 converter
B.
250–600
Ω
resistance
C. Devices on the network
D. Master device
5. Start ProLink III.
6. Choose
Connect to Physical Device
.
7. Set Protocol to HART Bell 202 .
Tip
HART/Bell 202 connections use standard connection parameters. You do not need to
configure them here.
8. If you are using a USB signal converter, enable Toggle RTS .
9. Set
Address/Tag
to the HART polling address configured in the transmitter.
Tips
• If this is the first time you are connecting to the transmitter, use the default address: 0.
• If you are not in a HART multidrop environment, the HART polling address is typically left
at the default value.
• If you are unsure of the transmitter’s address, click
Poll
. The program will search the
network and return a list of the transmitters that it detects.
10. Set the
PC Port
value to the PC COM port that you are using for this connection.
11. Set
Master
as appropriate.
Option Description
Secondary
Use this setting if a primary HART host such as a DCS is on the network.
Primary Use this setting if no other primary host is on the network. The
Field Communicator is a secondary host.
Using ProLink III with the transmitter
200 Micro Motion ® Compact Density Meters (CDM)