LUT400 Communications Options
AG091712 14 of 13
APPLICATION GUIDE
7. Modbus Gateway
Access to Process Variable: Yes
Access to Secondary Variable: Yes
Access to variables from HART commands: No
Access to status information: Yes
Full accuracy: Yes
PDM access: Local access via HART modem
PACTware access: Local access via HART modem
Benefits:
Connection onto FF network
Access to PV and status information
Disadvantages:
Higher cost than 4-20 mA.
Equipment notes: The key piece of equipment
for this application is the Modbus to HART
gateway made by Moore Industries, called a
HCS HART concentrator. This can be ordered
directly from Moore Industries at
www.miinet.com
.
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