140 CRP 93x 00 Update Prerequisites

Update Operation and Associated Connections

Main operations performed to update a 140 CRP 93• 00 module:

Operation	Communication protocol
Connect the PC to the Modbus or Modbus Plus port of the CPU.	Modbus Modbus Plus
Update the 140 CRP 93• 00 module firmware.	Modbus Modbus Plus

Physical Connection

Connect your PC to the CPU located on the same rack as the 140 CRP 93• 00 module to update. For more information, refer to the topic on Connecting the PC to a CPU.