KYORITSU 3127 - Manual (Page 9)

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3. Specification
● Applicable standards
IEC 61010-1 Measurement CAT. IV 600V Pollution degree2
IEC 61010-031 Standard for hand-held probes
MODEL7165A(CAT. IV 600V)
MODEL7224A(CAT.IV 600V)
MODEL7225A(CAT.IV 600V)
* When KEW3127 and the test lead are combined and
used together, whichever is lower category either of
them belong to is applied.
IEC 61326-2-2 EMC standard
IEC 60529 IP40(Instrument)
IP65 (Hard case)
● Measuring range and accuracy (Temperature, humidity: 23±5Cº, 45 - 75%RH)
<Insulation resistance tester>
Rated
voltage
250V(*1) 500V 1000V 2500V 5000V Accuracy
Measuring
range(*2)
0.0-99.9MΩ 0.0-99.9M
Ω
100-999MΩ
0.0-99.9MΩ
100-999MΩ
1.00-1.99GΩ
0.0-99.9MΩ
100-999MΩ
1.00-9.99GΩ
10.0-99.9GΩ
0.0-99.9MΩ
100-999MΩ
1.00-9.99GΩ
10.0-99.9GΩ
±5%rdg
±3dgt
100-999MΩ
1.00-9.99GΩ
1.00-9.99GΩ
10.0-99.9GΩ
2.00-9.99GΩ
10.0-99.9GΩ
100-199GΩ
100-999GΩ 100-999G
Ω
1.00-9.99TΩ
±20%rdg
Display range 0.0M - 12.00GΩ 0.0M-120.0GΩ 0.0M-240GΩ 0.0M-1200GΩ 0.0M-12.00TΩ
Open circuit
voltage
DC 250V
+10%, -10%
DC 500V
+20%, -10%
DC 1000V
+20%, -0%
DC 2500V
+20%, -0%
DC 5000V
+20%, -0%
Rated
current
1mA or more,
1.2mA or less
(at 1MΩ load)
1mA or more,
1.2mA or less
(at 2.5MΩ load)
1mA or more,
1.2mA or less
(at 5MΩ load)
Short-circuit
current
For 10 sec after a test is started : max 5mA,
after that : 1.4mA
(*1) 250V Range is for IR
PI/DAR
measurement only.
(*2) Measuring range goes to one lower range when the applied input drops to
80% or lower of the rating of the lower range. Measurement accuracy to be
applied is changed when the range goes to the lower range.