LD Didactic 773 363 Instruction Sheet

Safety instructions
Please read first
This device has been developed for use in LD Didactic
experiments. If the instrument is used for other mea­
surements, the user is responsible for determining haz­
ards and taking the necessary safety measures.
All users should be instructed on the potential hazards
of electrical current.
Read the operating instructions carefully and completely
before using the device.
The user of the instrument must ensure compliance with
the guidelines of the employers' liability insurance asso­
ciation or other insurance carriers, country-specific
specifications and specifications for schools and univer­
sities.
The operation of this device is only permitted under
qualified supervision in a controlled electromagnetic en­
vironment of research, teaching and training facilities
(schools, universities, institutes and laboratories).
Electrostatic charges or similar electromagnetic phe­
nomena (HF, burst, indirect lightning discharges, etc.)
may permanently affect the appliance so that it no
longer operates within the specified data (functional fail­
ure). After the disturbances have subsided and the de­
vice is switched off and on again, the defined initial state
is restored.
The following measures reduce or eliminate electrostatic
interference:
• Avoid carpeting;
• Ensure equipotential earthing;
Instruction sheet 773 363
Controllable capacitive load 1 kW
Mains switch
Inputs L1, L2 and L3
N / neutral point
Analog control input
Controls SET / OFF
step selector UP / DOWN
LED status bar
Overview table and legend
• Experiment on a conductive, grounded surface,
• use of shielding,
• shielded wiring.
The appliance complies with the following standards:
Safety requirements for electrical equipment for mea­
surement, control and laboratory use, Part 1: General
requirements
• Rated voltage range: 230 V
• CAT III 300
• Pollution level 2.
• Use the appliance and accessories only as speci­
fied in the instructions for use. Failure to follow
these instructions may result in impairment of the
protective functions provided.
A "warning"
tions that present one or more hazards to the user.
To avoid electric shock and fire hazard:
• Read the entire manual carefully before using the
instrument and accessories.
• Read all instructions carefully.
• Do not work alone.
• Do not use the appliance near explosive gases,
vapours or in humid or wet environments.
• Use the product only as intended. Otherwise, the
protection provided by the product may be im­
paired.
• Only use safety leads rated for the maximum val­
ues of the product.
• When using test probes, keep your fingers behind
the fingerguards on the test probes.
• Check the instrument, test leads and accessories
for any mechanical damage before use and replace
if necessary. Check if there are any cracks in the in­
sulation (housing, cable sheath) or if any parts are
© by LD DIDACTIC GmbH · Leyboldstraße 1 · D-50354 Hürth · www.ld-didactic.com
Tel: +49-2233-604-0 · Fax: +49-2233-604-222 · Email: info@ld-didactic.de · Technical alterations reserved
indicates circumstances and ac­