Safety Hints, Electrical Protection Class PR 5210 Operating Manual
8 Sartorius
1.3.3 Protective earth
The connection to protective earth is done via the mounting rail.
1.3.4 Supply voltage connection
The supply voltage is 24V DC +10% / -15%.
The power consumption is 8.2 W maximum.
For connection to 230 / 115 VAC an external power supply
(e.g. PR 1624/00) is required.
1.3.5 Failure and excessive stress
If the instrument is suspected of being unsafe, shut it down and protect it against accidental
operation. This is the case when the unit:
• is physically damaged,
• does not function any more,
• is stressed beyond the tolerable limits (e.g. during storage, transport).
1.3.6 Fuse
The instrument has got no fuse to be exchanged. The load cell supply is protected against short circuit
by multifuse elements. If the load cell supply switches off, disconnect the device from power. Search for
the reason and eliminate it. After a cooling down period of about 3 minutes the power can be switched
on again.
1.4 Repair and maintenance
Repairs are subject to checking and can be carried out only at Sartorius Hamburg GmbH, Hamburg. In
case of defect or functional trouble, please, contact your local Sartorius organization for repair. When
returning the instrument for repair, an exact and complete fault description must be supplied.
Maintenance work may be carried out only by a trained technician aware of the involved hazards,
whereby the relevant precautions must be taken.
1.4.1 Soldering work
Carrying out any soldering work on the unit is not allowed, excepting the solder link (see chapter 2.5.1.4
and 2.5.1.5).
1.4.2 Cleaning
If necessary, the front panel can be cleaned using a damp, soft cloth. Use only little water or isopropyl
alcohol for moisturizing.
1.4.3 Disposal
Electronics scrap is special waste.
Please, follow your local disposal regulations.
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