All Specifications are subject to change without prior notice
D:\Chhaya\My Documents\Chhaya\backup\catlog\New Cat\KM 1320-3000B.cdr
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Measuring Times :
Over 5000 times (Short-circuit test, interval time should be at least 30 seconds)
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RS232 Interface :
RS232 interface, software supervision, storage data can be uploaded to
computer, saved or printed.
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Communication Wire :
One piece of RS232 communication wire, with length 1.5m
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Data Storage :
300 sets, “MEM” icon storage indicator, flash display “FULL” icon to indicate storage is full
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Data Hold :
Data hold function: “HOLD” icon display
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Data Access :
Data read function: “READ” icon display
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Overflow Display :
Exceeding measuring range overflow function: “OL” icon display
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Interference Test :
Recognize interference signal automatically, “NOISE” icon display when interference
voltage exceed 5V
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Auxiliary Earthing Test :
Can measure auxiliary earth resistance, 0.00K
Ω-30
k
Ω(100
R+rC<50k
Ω, 100
R+rP<50k
Ω)
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Operating Temperature & Humidity :
-10
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-40
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, below 80%rh
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Storage temperature & humidity :
-20
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-60
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, below 70%rh
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Alarm Function :
When measuring value exceeds alarm setting value, there is alarm Sound
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Battery Voltage :
When battery voltage decreases to about 7.5V, battery voltage low icon will display,
reminding to replace battery.
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Overload Protection :
Measuring earth resistance: between each interfaces of C(H)-E
、
P(S)-ES,
AC 280V/3 seconds
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Insulation Resistance :
Over 20M
Ω (
between circuit and enclosure it is 500V)
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Withstanding Voltage :
AC 3700V/rms (Between circuit and enclosure)
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Electromagnetic Features :
IEC61326(EMC)
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Protection Type :
IEC61010-1 (CAT
Ⅲ 300
V
、
CAT IV 150V
、
Pollution 2), IEC61010-031, IEC61557-1
(Earth resistance), IEC61557-5 (Soil resistivity), JJG 366-2004
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Power Consumption :
Standby: about 20mA (Backlight shut off)
Boot and with backlight: about 45mA (25mA without backlight)
Measurement: about 100mA (Backlight shut off)
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Power Supply :
DC 9V(Zi-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours )
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Weight :
4.5kg (including package)
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Dimension :
215(L)×190(W)×95(H)mm
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Accessories :
Standard testing wire 4nos., Simple testing wire 2nos., earth rods 4pcs., Battery, Manual
Software CD, RS232 Communication cable & Carrying case.
ELECTRICAL SPECIFICATIONS :
a
＞20
h
a
＞20
h
1. Base Conditions and Working Conditions
Influence Quantity
Working Conditions
Base Condition
Ambient Temp
23°C±1°C
Ambient Humidity
40%-60%
Working Voltage
9V±0.1V
9V±1.5V
＜80%
-10°C-40°C
Auxiliary Earth Resistance
＜100Ω
＜30
k
Ω
Interference Voltage
no
＜20
V
Interference Current
no
＜2
A
Electrode Distance
when measuring R
a
＞5
d
a
＞5
d
Electrode Distance
when measuring
ρ
