C-863.12 Mercury Controller MS249E Version: 1.2.1 249
10.1 Cleaning the C-863.12
Short circuits or flashovers!
The C-863.12 contains electrostatic-sensitive devices that can be damaged by short-circuiting
or flashovers when cleaning fluids penetrate the housing.
➢ Before cleaning, disconnect the C-863.12 from the power source by removing the mains
plug.
➢ Prevent cleaning fluid from penetrating the housing.
➢ When necessary, clean the surfaces of the C-863.12's housing using a cloth dampened
with a mild cleanser or disinfectant.
10.2 Updating Firmware
Malfunction due to faulty firmware update!
A faulty or incomplete update of the C-863.12's firmware may mean that the C-863.12 can only
be made operational again by the PI customer service department.
➢ Update the C-863.12's firmware only after consulting our customer service department. If
possible, ask our customer service department to do the firmware update for you.
➢ Before updating the firmware, make sure that you have received a suitable firmware from
our customer service department and have stored it at a location that is accessible to the
update program.
The STA LED flashes when the C-863.12 is in firmware update mode. The C-863.12 does not
leave the firmware update mode until it is restarted after a successful firmware update. If the
firmware update was unsuccessful or aborted, the C-863.12 remains in the firmware update
mode after a reboot.
If the STA LED still flashes, even though the C-863.12 has been restarted after the firmware
update:
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