Version history file for power supply series 
PS 5000

Meaning of the symbols:
+ Feature added
- Feature or bug removed (general bug fixes are not listed to have a better overview)
* Feature changed

Note: according to the block diagram in the manual, these devices have three microprocessor controlled components which have separate firmwares. There are listed below in separate sections.
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Component KE:
v2.01
* First KE firmware release for PS 5000 series

v2.02
- Fixed some bugs

v2.03
- Fixed a bug where the unit would not restore the DC output condition properly after start

v2.04
+ OT: added setting to determine whether the DC output shall be off after an OT alarm or continue
- Removed a bug where the system would hang when the ModBus protocol is disabled, but the device receives a ModBus message

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Component HMI (96230063):
v2.01
* First HMI firmware release for PS/PSI 5000 series 

v2.02
* Improved device starting time, i.e. made it shorter

v2.03
* Fixed some minor bugs

v2.04
* Fixed some minor bugs

v2.05
* Fixed a bug where sometimes the display would show erroneous data when booting 

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Component DR (96230062):
v1.0.15
* First DR firmware release or PS/PSI 5000 series

v1.0.16
* Improved the supervision & measurement functions

v1.0.17
* Improved the supervision functions and fixed some bugs

v1.0.18
* Improved device calibration and supervision functions