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MASTECH M266 Digital Current Clamp Meter insulation Tester AC DC Voltage Resistance Frequency Test and Temperature Measurement
Description:
- This meter is one of a series handheld 3 1/2 digital clamp meter for measuring DC and AC Voltage, AC current, resistance, continuity test and insulation test. some models also provide frequency or temperature test. Full overload protection. low battery indication and over-range indication are provide.
Features:
- Jaw opening up to 50mm/2.0 inch
- Test AC/DC voltage, AC current, resistance and frequency
- Type-K thermocouple contact temperature measurement
- Diode check and continuity test
- Data hold
Specification:
- Display: 3 1/2 digit LCD, with automatic polarity indication
- Measuring Method: dual-slope integration A-D converter system
- Overrange Indication: "1" Figure only in the display
- Max. Voltage Between Terminals And Earth Ground: CAT 600V
- Operating Temperature: 0 Celsius to 40 Celsius (32° F to 104° F)
- Storage Environment: -10 Celsius to 50 Celsius(14 ° F to 122 ° F)
- Power: 9V alkaline or carbon-zinc battery
( NEDA 1604 )
- Low Battery Indication: 'BAT' to left of display
- Dimension: 90(W)x230(D)x43(H) mm
- Weight: 320g
AC CURRENT
|
Range |
Resolution |
Accuracy |
Note |
|
20A |
10mA |
±2.0%of rdg±5 digits |
|
|
200A |
100mA |
±2.0%of rdg±5 digits |
|
|
1000A |
1A |
±2.0%of rdg±5 digits ±3.0%of rdg±5 digits |
≤ 800A > 800A |
Frequency Range: 50Hz to 60Hz Response: Average, Calibrated in rms of sine wave
Overload protection: 1200A within 60 seconds. Jaw Opening: 2" (5cm)
INSULATION TEST
(With option 500V insulation tester unit )
|
Range |
Resolution |
Accuracy |
Note |
|
20Mohm |
10Kohm |
±2.0%of rdg±2 digits |
|
|
2000Mohm |
1Mohm |
±4.0%of rdg±2 digits |
≤ 500Mohm |
|
|
|
±5.0%of rdg±2 digits |
> 500Mohm |
AC VOLTAGE
|
Range |
Resolution |
Accuracy |
|
200V |
0.1V |
±1.0%of rdg±4 digits |
|
600V |
1V |
±1.0%of rdg±4 digits |
Input Impedance: ≥9Mohm on all ranges
Overload protection:600V peak or 600Vrms AC on all ranges.
Frequency Range: 50Hz to 500Hz
Response: Average, calibrated in rms of sine wave
DC VOLTAGE
|
Range |
Resolution |
Accuracy |
|
200mV |
0.1mV |
±0.5%of rdg±1 digit |
|
2V |
1mV |
±0.5%of rdg±1 digit |
|
20V |
10mV |
±0.5%of rdg±1 digit |
|
200V |
0.1V |
±0.5%of rdg±1 digit |
|
600V |
1V |
±0.8%of rdg±2 digits |
Input Impedance: ≥9Mohm
Over protection:250Vrms AC for 200mV range.
600V peak or 600V rms AC for other range
RESISTANCE
|
Range |
Resolution |
Accuracy |
|
200ohm |
0.1ohm |
±1.0%of rdg±3 digits |
|
2Kohm |
1ohm |
±1.0%of rdg±1 digit |
|
20Kohm |
10ohm |
±1.0%of rdg±1 digit |
|
200Kohm |
100ohm |
±1.0%of rdg±1 digit |
|
2Mohm |
1Kohm |
±1.0%of rdg±1 digit |
Overload protection:250V DC OR 250Vrms AC on all ranges.
Open circuit voltage: 700mV
TEMPERATURE
|
Accuracy |
|||
|
Range |
RESOLUTION |
0 Celsius to 400 Celsius (32° F to 752° F) |
400 Celsius to 750 Celsius (752 ° F to 1382 ° F) |
|
0 Celsius to 750 Celsius |
1 Celsius |
±1.0% of rdg ± 3 digits |
±2.0% to rdg ±1 digit |
|
32° F to 1382 ° F |
1 ° F |
||
FREQUENCY
|
Range |
Resolution |
Accuracy |
|
2KHz |
1Hz |
±1.5%of rdg±5 digits |
