English
19
Introduction/ Scope of Supply
References marked on instrument or in instruc-
tion manual:
Warning of a potential danger, comply with in-
struction manual.
Reference. Please use utmost attention.
Caution! Dangerous voltage. Danger of electri-
cal shock.
Continuous double or reinforced insulation
complies with Category II IEC 61140.
Symbol for the marking of electrical and elec-
tronic equipment (WEEE Directive
2002/96/EC).
Conformity symbol, the instrument complies
with the relevant Directives. It complies with
the EMC Directive (89/336/EEC). It also com-
plies with the Low Voltage Directive
(73/23/EEC).
The instruction manual contains information
and references necessary for safe operation
and maintenance of the instrument.
Prior to using the instrument (commissioning / as-
sembly) the user is kindly requested to thoroughly
read the instruction manual and comply with it in all
sections.
Failure to read the instruction manual or to
comply with the warnings and references
contained herein can result in serious bodily
injury or instrument damage.
1.0 Introduction/ Scope of Supply
You have purchased a high quality measurement in-
strument of Ch. BEHA GmbH which will allow you
to carry out measurement over a long time period.
The company Ch. BEHA GmbH is a member of the
world-wide operating BEHA Group with its head of-
fice in Glottertal which also houses our develop-
ment centre. The BEHA Group is a leading organi-
sation for Test and Measuring instruments.
The UNITEST TELARIS Earth is a handy test and
measurement instrument for testing Earthresis-
tance.
The UNITEST® TELARIS EARTH is characterised by
the following features:
• Determination of earth resistance or specific earth
resistance
• 2, 3, and 4-wire measurements possible
• Measurement of specific earth resistance mea-
surement in compliance with the Wenner method
• Measurement current of approx. 10mA
• Display and monitoring of both auxiliary earth and
probe resistances
• Displays the actual test current to further enhance
and control measurement quality
• Probe and auxiliary ground resistance up to 50 k
Ω
• Noise voltage detection
• Two measurement frequencies for noise voltage
suppression
• Automatically optimised measurement frequency
selection
• Pre-selection of maximum admissible contact
voltage: VL 25 or 50 V
• Large, visible LC-display
• Energy management
• Built in accordance with EN61557-5, IEC61557-5
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