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Setting the Magnetic Switches
Setting/
The magnetic switches can be set to the desired switching
Adjusting the Options
point by moving them in the fixing groove of the magnetic
roller display. The fastening screws (13) must be loosened
to do this. The switching point of the switch is in the centre
of the contact block unless specified otherwise. The fa-
stening screws (13) must be re-tightened after setting the
switching point.
Note
Magnetic switches are fitted ex works as standard on the
right-hand side of the magnetic roller display.
If switches are transferred to the other side, the contact
function is reversed
Adjustment of the level sensor (Typ BMG)
The level sensors are factory pre-calibrated.
Further adjustments are not necessary. Please follow the
instructions for the control unit used in conjuction with the
sensor.
Setting Limit Values
See the operating instructions of the limit value transmitters
used for setting limit values.
Two-wire Head Transducers (Typ BMG)
Level sensors and transmitters are matched at the factory.
No adjustment is necessary.
Maintenance
Bypass level indicators, magnetic switches and level trans-
mitters operate free of maintenance and wear if used pro-
perly.
The float should be checked visually for corrosion damage
and leakage during tank inspection.
The bypass chamber must be completely emptied before
removing the float. Shut- off devices must be closed.
Danger!
Pressurised bypass chamber, possibly containing hot,
toxic, or caustic liquid.
Potential hazard due to splashing liquid.
Burns to hands, legs and face, as well as chemical
burns or poisonings are possible.
Chamber pressure has to be released before opening.
Please use protective wear (gloves, safety mask, gas
mask and breathing equipment)
The float can be removed after dismantling the base flange
(7).
The float should be reinstalled as described in Chapter As-
sembly after being checked visually.
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