Thermo Fisher Scientific Alpha pH 550 - Manual (Page 6)

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1.3 Safety Instructions
ƒ The Alpha pH 550 Monitor should be installed and
operated only by personnel familiar with the instrument
and who are qualified for such work.
ƒ A defective pH Monitor must neither be installed nor put
into service.
ƒ The Alpha pH 550 must only be operated under the
specified operating conditions (see section 6).
ƒ The Alpha pH 550 must not be repaired by the
customer.
ƒ No modifications to the Alpha pH 550 are allowed. The
manufacturer/supplier accepts no responsibility for
damage caused by unauthorized modifications. The risk
is borne entirely by the user.
1.4 Taking Out of Service / Correct Disposal of the Unit
Taking out of Service
ƒ First disconnect the unit from the power supply and then undo all electrical
connections.
ƒ Remove the unit from the wall.
Correct Disposal of the Instrument
When the Alpha pH 550 is permanently taken out of service, obey the local
environmental regulations for correct disposal or send the instrument to your local
distributor, they will take care of proper disposal.