Mettler Toledo InTrac 777-SL Instructions D'utilisation page 8

8
– If it is suspected that hazard-free operation is no longer pos-
– Before dismounting the retractable housing or commencing
– Only the maintenance and repair work described in these
– When in the "Measuring" position, no maintenance or repair
– When changing faulty components, use only original spare
– No attachments or modifications to the retractable housings
– If the compressed air supply fails, the process pressure can
InTrac 777-SL-04-CH
52 400 841
sible (eg. housing damaged, connections and lines leak-
ing), the retractable housing and the equipment in which the
retractable housing is installed must be shut down and secu-
red against inadvertent operation.
any maintenance work on it, ensure that the equipment in
which the housing is installed is in a safe condition (depres-
surize, empty, rinse, purge, vent, etc.). Retractable housings
may only be stripped down after having been completely dis-
mounted.
operating instructions may be performed on the retracta-
ble housings.
work may be carried out on the retractable housing.
parts obtainable from your supplier (see spare parts list, Sec-
tion 8.3).
and the accessories are allowed. The manufacturer/supplier
accepts no responsibility for damage caused by unauthoriz-
ed attachments and modifications or the incorporation of
non-original spare parts. The risk is borne entirely by the
user.
push the housing into the "Maintenance" position. The mea-
suring signal will be falsified as the sensor no longer mea-
sures in the process medium. Therefore an automatic warn-
ing system for the compressed air supply should be installed.
Note: a power failure has no direct influence on the retrac-
table housing, the measuring signal will however not be eva-
luated by the transmitter.
© 06/00 Mettler-Toledo GmbH, CH-8606 Greifensee
InTrac ® 777-SL / InTrac
Printed in Switzerland
® 776-SL