USER’S MANUAL. PRODIG-5
11/2006 Page 9
English
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 I installations and
Pollution Degree 2 environments.
External DC charger can be used in Overvoltage Category II, installation and
Pollution Degree 1 environments.
* When using some of the following accessories use only the specified ones to
ensure safety.
Rechargeable battery
External DC charger
Car lighter charger cable
Power cord
* 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.
* 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.
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