21
22
Complies
with
EN
61010-1, EN61010-2-030, 1000V CAT III, 600 V CAT IV.
1000V
DC
Voltage, 750V
AC
Voltage.
When
the
input
terminals
is
Hi
and
Lo, The
overload
protective
voltage
is
600V. When
the
input
terminals
is
V
and
COM, the
overload
protective
voltage
is
1200
V
under
the
voltage
test;
in
other
test
mode, the
overload
protective
voltage
is
250V.
Batteries: Six AA batteries (NEDA 15A or IEC LR6) Meter use 1000 hours; Insulation test use: Meter can perform at least
1000 insulation tests with fresh alkaline batteries at room temperature. These are standard tests of 1000 V into 1 M
Ω
with
a duty cycle of 5 seconds on and 25 seconds off.
Insulation
Measurement Range: 0.01 M
Ω
to 10
.
00 G
Ω
Insulation
Test Voltages: 50, 100, 250, 500, 1000 V
Insulation
Source
Voltage:
+
20 %, - 0 %
Insulation
Short-Circuit Test Current:
1
.
8mA nominal
Insulation
Auto Discharge: Discharge time <2 second for C = 1
μ
F or less
Insulation
Live Circuit Detection: Inhibit test if terminal voltage > 20 V prior to initialization of test
Insulation
Maximum Capacitive Load: Operable with up to 1
μ
F load
Storage Temperature: -40
℃
to 60
℃
Operating Temperature:
0
℃
to 40
℃
Storage Altitude:
12000m
Operating Altitude:
2000m
1000V CAT III, 3000m
1000V
II
Temperature Coefficient: 0.05×(specified accuracy) per
℃
for temperatures < 18
℃
or > 28
℃
Relative
Humidity:
40%~75%
（
40%~60%
when
insulation
test
>
1
G
Ω
）
Size:
200(L)
mm×155(W)
mm×
76(H)mm
.
Weight:
approx
900g
.（
not
including
battery
）
Specifications
RANGE
RESOLUTION
ACCURACY
200V
0.1V
±(
0.5%
＋
5
)
1000V
1V
±(
0.5%
＋
5
)
200V
0.1V
±(
1.5%
＋
5
)
750V
1V
±(
1.5%
＋
5
)
20Ω
±(
1%
＋
5
)
±(
1%
＋
5
)
200Ω
0.
01
Ω
0.
1
Ω
0.01~200Ω
±
0.5%
1mA
±(
0.5%
＋
5
)
±(
0.5%
＋
5
)
±(
1.5%
＋
5
)
±(
1.5%
＋
5
)
±(
1%
＋
5
)
±(
1%
＋
5
)
MS5203
MS5203A
DCV
Accuracy
ACV
Resistance
Continuity
Test
250mA
±
0.5%
Test Current
Accuracy
