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USER'S MANUAL. PROLINK-4
2 SAFETY RULES
2.1
General safety rules
*
Use this equipment connected only to systems with their negative of
measurement connected to ground potential.
*
The AL-103 external DC charger is a Class I equipment, for safety reasons plug it
to a supply line with the corresponding ground terminal.
*
This equipment can be used in Overvoltage Category II installations and
Pollution Degree 2 environments.
*
When using some of the following accessories use only the specified ones to
ensure safety.
Rechargeable battery
External DC charger
*
Observe all specified ratings both of supply and measurement.
*
Remember that voltages higher than 60 V DC or 30 V AC rms are dangerous.
*
Use this instrument under the specified environmental conditions.
*
The user is only authorized to carry out the following maintenance operations:
Battery replacement
On the Maintenance paragraph the proper instructions are given.
Any other change on the equipment should be carried out by qualified
personnel.
*
When using the power adaptor, the negative of measurement is at ground
potential.
*
Do not obstruct the ventilation system of the instrument.
*
Use for the signal inputs/outputs, specially when working with high levels,
appropriate low radiation cables.
*
Follow the cleaning instructions described in the Maintenance paragraph.
02/2003
Page 11
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