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Manual Supplement
00809-0500-4530, Rev AA
October 2010
1-35
Rosemount 5300/5400 Series
HMC FIRMWARE
UPGRADE IN
ROSEMOUNT RADAR
MASTER
The HMC’s firmware is upgraded using Rosemount Radar Master (RRM). A
detailed description on how to carry out the firmware upgrade is shown on the
following pages.
NOTE
All settings in the HMC will be lost after upgrading the transmitter.
Reconfiguration of Modbus communication setup and alarm handling is
required after completing the upgrade.
NOTE
During firmware upgrade, the HMC Modbus RTU address must be 246, the
default address. Make sure to disconnect other Modbus RTU devices that are
connected and have address 246.
NOTE
Do not interrupt communication between the PC and the 5300/5400 level
transmitter during the firmware upload.
1. Start RRM and select Communication Preferences in the View menu.
2. Navigate to the Modbus tab and use the following settings:
• Modem: RS-485
• Baudrate: According to configuration in HMC (default 9600)
• Stop Bits: According to configuration in HMC (default 1)
• Parity: According to configuration in HMC (default None)
• Handshake: RTS/CTS
• Response Timeout: 1000 ms
•Retries: 3
3. Select Enable Modbus Communication and click OK.