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12.2.2
PROFIBUS firmware update
Delivery condition
The current firmware version is already loaded on the module when the HCS4300 is
shipped.
Firmware update via PC tool
If required, a PC tool and the necessary update files for updating the firmware are available
to you at Customer Support .
NOTICE
The PC tool has no access protection against unauthorized users. Ensure that it cannot be
used by unauthorized persons. Also observe the IT security guidelines.
Observe the following information when updating the firmware:
Requirements
The following conditions must be met for you to carry out an update:
Connect the service interface X2 of the CIM to the computer using a 9-pin null modem cable.
To do this, it might be necessary to remove the PROFIBUS connector first.
Before starting the updates, the HCS4300 heating control system must be switched off.
Procedure
1. Start the PC tool, select firmware and COM port and start update
2. Switch on the HCS4300
CIM:
The update encompasses two firmware parts and is not completed until both parts have
been successfully loaded.
After the update, the HCS4300 restarts automatically. Only in the event of a fault when the
update has not been correctly completed do you have to restart the HCS4300.
POM:
In a firmware update, new firmware is downloaded to all Power Output Modules (POMs)
operated on a Central Interface Module (CIM).
After the update, the HCS4300 restarts automatically. Only in the event of a fault when the
update has not been correctly completed do you have to restart the HCS4300.
I/O module PM:
In the event of a firmware update, new firmware is loaded into the inserted PM. After the
update, the HCS4300 restarts automatically. Only in the event of a fault, if the update has
not been correctly completed, is it necessary to restart the HCS4300.
SIPLUS HCS4300 PROFINET/PROFIBUS DP
Operating Instructions, 10/2019, A5E35452705A/005
Servicing and maintenance
12.2 Firmware update
151
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