Dynatech MP-7000 Dokumentacja Strona 19

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Electrical Safety Analyzers
Key features
Superior compliance with
multiple standards: IEC60601-
1(partial), IEC62353, VDE 751,
ANSI/AAMI ES1:1993, NFPA-99,
AN/NZS 3551, IEC61010
Three test loads
Expanded leakage ranges
through 10,000 µA
Dual-lead resistance, leakage,
and voltage tests
AC only, dc only and true-rms
leakage readings
100 % and 110 % mains volt-
age for mains on applied part
(lead isolation) test
DSP filter technology for
improved accuracy in leakage
measurements
20 A equipment current
More applied parts selections
ECG and performance
waveforms
Intuitive user interface
Easy-to-use applied parts (ECG)
connections
Insulation posts on applied
parts connections
Five different insulation tests
Varying insulation test voltage
500 V dc and 250 V dc
2- or (optional) 4-wire ground
wire resistance
Large display with adjustable
contrast
Ergonomic design
Optional Ansur plug-in
software
USB connection
CE, C-TICK and CSA for USA
and Canada
RoHS compliance
Optional Ansur test automation
software to standardize testing
procedures, capture waveforms,
and print and document test
result
The ESA620 Electrical
Safety Analyzer repre-
sents the next generation
in manual, portable elec-
trical safety testers. With
selections of three test
loads, protective earth
test currents, and two
insulation test voltages
this versatile product
can be used worldwide
to enhance productivity
and test to standards of
choice.
New DSP technology offers better accuracy of leakage measurements
throughout the ranges specified in the standards.
Equipped with ten safety-enhanced ECG posts, the ESA620 offers
simulation of ECG and performance waveforms so both electrical safety
and basic tests on patient monitors can be performed with a single con-
nection. When used with optional Ansur computer-based software plug-in,
the ESA620 becomes automated. This allows for standardization of test
procedures, capturing and storage of results, comparison to standard limits,
and printing of reports thus enabling the sophisticated performance of the
high-end electrical safety analyzers.
Voltage
Range (mains voltage) 120 V model: 90 V ac to 132 V ac rms
230 V model: 180 V ac to 264 V ac rms
Accuracy ± (2 % of reading + 1 V)
Range (accessible voltage) 0 V ac to 300 V ac rms
Accuracy ± (2 % of reading + 2 LSD)
Voltage tests Mains, Accessible, and Point to Point
Earth resistance
Modes Two terminal or four terminal
Test current > 200 mA ac or 10 A ac to 25 A ac
Ranges
0 Ω to 2 Ω
Accuracy
± (2 % of reading 0.015 Ω)
Equipment current
Mode AC rms
Range 0 A to 20 A
Accuracy ± 5 % of reading ± (2 counts or 0.2 A, whichever is greater)
Leakage current
Patient load selection
(input impedance)
AAMI ES1-1993 Fig 1
IEC 60601: Fig 15
IEC 61010: Fig A-1
Crest factor ≤ 3
Ranges 0 μA to 199.9 μA
200 μA to 1999 μA
2.0 μA to 10.0 mA
Frequency response DC to 1 kHz
1 kHz to 100 kHz
100 kHz to 1 MHz
Accuracy ± (1 % of reading + 1 μA or 1 LSD, whichever is greater)
± (2 % of reading + 1 μA or 1 LSD, whichever is greater)
± (5 % of reading + 1 μA or 1 LSD, whichever is greater)
ESA620
Electrical Safety Analyzer
Specications
riešenia na presné meranie
http://www.elso.sk
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