Error Output; Manual Override - GEM 4242 Operating Instructions Manual

15 Error output

15 Error output
The error output outputs a general error (24 V DC signal).
A detailed error can be seen on site via the LEDs.
To find out for which general errors the output is set, see chapter "LED conditions".
▶ Pneumatic fault is only a warning that is not signalled by the error output but by the status LEDs. See chapter
"Troubleshooting".

16 Manual override

The combi switchbox has a manual override which enables manual operation of the process valve.
3
Activating the manual override:
Use a flathead screwdriver (maximum slot width of 6 mm) to screw in the manual override screw 3 clockwise as far as it will
go.
Deactivating the manual override:
Use a flathead screwdriver (maximum slot width of 6 mm) to unscrew the manual override screw 3 anticlockwise as far as it
will go.
▶ Control air and the minimum pressure must be available to use the manual override.
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