Prokit's Industries MT-3105 User Manual
MT-310
5 Smart Clamp Meter
User’s Manual
1st Edition, 2013
©2013 Copy Right by Prokit’s Industries Co., Ltd.
1-1 General Specifications
• All push button clamp multimeter without rotary switch, more safe and
convenient for operation.
• LCD display digits: 3999 digit large scale LCD readout
• Measuring rate: 5 times / sec.
• Over range display : OL as over range indication
• Auto power off with audible alert and disable function
• Full Icon display with backlight
• Automatic power off time: Approximately 15 minutes after power on.
• Conductor Jaws open up to 42mm
• Low battery indicator:
appears in the display
• Power requirement: 3V battery.
1-2 Environmental Conditions
• Indoor Use
• Calibration: One year calibration cycle.
• Operating temperature:
0°C ~ 30°C ( 80% RH)≦
30°C ~ 40°C ( 75% RH)≦
40°C ~ 50°C ( 45%RH)≦
• Storage temperature:
-20 to +60°C, 0 to 80% RH (batteries not fitted).
• Operating altitude: 2000m (6562 ft)
• Overvoltage category: IEC 61010-1 600V CAT. ,Ⅲ
CAT. equipment is designed toⅢ protect against the transients in the equipment
in fixed installations, such as distribution panels, feeders and short branch
circuits and lighting systems in large buildings.
• Conductor Size: 42mm diameter.
• Pollution degree: 2
• EMC: EN 61326-1
• Shock vibration: Sinusoidal vibration per MIL-T-28800E (5 ~ 55 Hz, 3g
maximum).
is displayed. Replace the battery when the indicator
1
1-3 Electrical Specifications
Accuracy is ±(% reading + number of digits) at 23°C ± 5°C < 80%RH.
Temperature coefficient: 0.2 x (Specified accuracy) / °C < 18°C, > 28°C .
Voltage
Function Range Accuracy
4V ~ 400.0V ±(0.8%+ 4dgt)
ACV
600.0V ±(1.2%+ 4dgt)
4V ~ 400.0V ±(0.7% + 4dgt) DCV
600.0V ±(0.8+% + 5dgt)
Overload protection: 600 Vrms
Max Operation time: DT=30s for 30V ≧
Input impedance: 4K for input≧ voltage up to 30V. Impedance increase with input voltage
to approximate 200KΩ at 600V.
When measurement value less than 2V AC voltage or 200mV DC voltage, LCD monitor
will display “AUTO” symbol
and non values.
Resistance
Function Range Accuracy
400Ω ±(0.8% + 6 dgt)
Ω
4kΩ~4MΩ ±(0.8% + 2 dgt)
40MΩ ±(2.0% + 5dgt)
Overload protection: 600V rms
Max. open circuit voltage: 1.5V
Temperature coefficient multiply by 1.5 when operating temperature is temperature is 40°C
~ 50°C .
ACA
Function Range Accuracy
ACA
(50-60Hz)
40.0~400.0A ±(1.8%+5 dgt)
2
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