What Operating System do Schneider Electric power meters and gateways run on?

Issue
It is required to know what Operating System a certain meter or gateway is running on.

Product Line
CM2000
CM4000
PM5000 series
PM8000
EGX150
Link150
EGX200
EGX400
Com'X
ECC

Resolution
Following are the Operating System details of the meters:

CM2000 - CMX RTOS
CM4000 - Nucleus RTOS
PM5310 & PM5330 - embOS
PM5340 & PM5320 - RTXC
PM5500 - Micrium uCOS (Meteorology Module) and RTXC Quadros RTOS (Communication Module)
PM8000 - VxWorks (Note: For cyber security reasons, upgrading the firmware to V2.2.1 is highly recommended)
EGX150 -  RTXC
EGX200/EGX400 - ThreadX
Com'X - Sagemcom (Linux)
ECC - ThreadX

Released for:Schneider Electric Singapore