-6-
Power
Consumption
Standby: about 20mA (Backlight shut off)
Boot
-up
and with backlight: about 45mA (25mA
without
backlight)
Measurement: about 100mA (Backlight shut off)
Weight
Total weight:
12 lbs.
(including package)
Tester:
3.2 lbs
(including batter
ies
)
Tes
t
ing wires:
5.3 lbs
Copper-clad probes
(4pcs)
5 lbs
Working
Temperature &
Humidity
15
o
F
-
115
o
F
, below 80%rh
Storage
temperature &
humidity
-
4
o
F
-
140
o
F
, below 70%rh
Overload
Protection
Measuring earth resistance: between interfaces
of
C
(H)
-E
、
P
(S)
-ES
,
AC 280V/3 seconds
Insulation
Resistance
Over 20MΩ (between circuit and enclosure it is 500V)
Withstanding
Voltage
AC 3700V/rms (Between circuit and enclosure)
Electromagnetic
Features
IEC61326(EMC)
Protection Type
IEC61010-1 (CAT
Ⅲ
300V
、
CAT IV 150V
、
Pollution
2), IEC61010-031, IEC61557-1 (Earth resistance),
IEC61557-5 (Soil resistivity), JJG 366-2004
3. Intrinsic error and performance indicators under base
conditions
Category
Measurement Range Intrinsic Error Resolution
Earth
Resistance
(
R
)
0.00Ω-30.00Ω
±2%rdg±3dgt
0.01Ω
30.0Ω-300.0Ω
±2%rdg±3dgt
0.1Ω
300Ω-3000Ω
±2%rdg±3dgt
1Ω
3.00kΩ-30.00kΩ
±4%rdg±3dgt
10Ω
Soil Resistivity
(
ρ
)
0.00Ωm-99.99Ωm
According to
the precision of
R
(
ρ=2πaR
0.01Ωm
100.0Ωm-999.9Ωm
0.1Ωm
1000Ωm-9999Ωm
1Ωm
10.00kΩm-99.99kΩm
10Ωm
