Multi Measuring Instruments
M-140RMS Mini AC Leakage Current Clamp Tester
- SKU:
- M-140-RMS
- Weight:
- 125.00 Grams
Description
M-140RMS Mini AC Leakage Current Clamp Tester
The MULTI M-140RMS Mini AC Leakage Current Clamp Tester is a compact True-RMS clamp meter designed to measure AC leakage current and AC current. It provides selectable measurement ranges for low-level leakage current and higher AC currents, with a 40 mm jaw opening and a maximum measurement range of 400 A.
The M-140RMS features a 3.5-digit LCD with a maximum reading of 3999, data hold, and automatic power-off after approximately 10 minutes. Its compact dimensions of 64 × 162 × 23 mm and approximate weight of 125 g make it suitable for portable measurement. The instrument complies with IEC 61010-1 and IEC 61010-2-032, with safety ratings of CAT II 600 V and CAT III 300 V.
| Specification | Value |
|---|---|
| Range | AC 30/300mA/0.01mA/±1.2% rdg ± 5dgt AC 30/300A/0.01A/0～200A : ±1.2% rdg ± 5dgt 200～250A : ±3.0% rdg ± 5dgt 250～300A : ±5.0% rdg ± 5dgt |
Key Features –M-140RMS Mini AC Leakage Current Clamp Tester
- True-RMS Measurement: Measures AC leakage current and AC current using the True-RMS method.
- Wide Measurement Range: Supports AC leakage current measurement at 30/300 mA and AC current measurement up to 400 A.
- 40 mm Jaw Opening: Features a 40 mm CT opening for current measurement.
- Reduced Magnetic Interference: Designed to minimize the influence of external magnetic fields.
- Compact and Lightweight: Measures 64 × 162 × 23 mm and weighs approximately 125 g, with data hold and automatic power-off functions.
Additional Information
Safety standard: |
IEC 61010-1, IEC 61010-2-032 Installation CategoryⅡ600V or CategoryⅢ300V. |
E.M.C. standard: |
EN 61326 |
Measuring method: |
True-RMS |
Range: |
AC 0～40mA/400mA, 40A/400A, 2 range manual |
Accuracy: |
23℃±5℃ 80%RH or less (50/60Hz) |
Range: |
see the table in description tab |
Jaw opening capability: |
40mmφ |
Display: |
3.5 digit LCD, max. reading of 3999Over range indication |
Data hold indication: |
"DH" mark on LCD |
Low battery indication: |
"Battery" mark on LCD |
Storage Temperature: |
-10℃ to 60℃, 70%RH max. ( Without condensation ) |
Auto power off: |
Approx. 10 minutes later after power on |
Power supply: |
1.55V (SR-44, LR-44)×2 |
Battery life: |
Approx. 50 hours(LR-44) |
Power consumption: |
3mA |
Withstanding Voltage: |
AC 3700V 1 minute max. (Between the core of CT and outer case) |
Size: |
64(W)×162(H)×23(D)mm |
Sampling: |
2 times/sec (Digital display) || 12 times/sec (Bar graph display) |
Accessories: |
Soft case:1 || Instruction manual:1 || Batteries LR-44(1.55V):2 |
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