Your basket is empty.
Your basket is empty.
Home Martindale Test Equipment Multimeters & Clamp Meters Martindale CM51 300A AC Mini Clamp Meter
Martindale CM51 300A AC Mini Clamp Meter
Product no.: CM51
- Autoranging 40.00A & 300.0A AC
- 27mm jaw diameter
- 110g, 150 x 52 x 24mm
- Fits in a shirt pocket
- Display hold
- Auto power off & low battery indicator
The CM51 is a high accuracy, current only mini AC clamp meter. This compact clamp is small enough to fit in a shirt pocket and with resolution down to 10mA is ideal for residential and commercial applications.
This low cost auto ranging clamp meter has a jaw diameter of 27mm and is useful tool for electricians, maintenance teams and installers.
The clamp has a useful Data-hold feature to freeze the displayed value when used in difficult to access locations where the display may be difficult to read.
There is also an auto power off function and the clamp is supplied with a manual, battery and a soft carry case.
Specifications
| Display | 3¾ digit LCD display with annunciators |
| AC A | 40.00A/300.0A (40Hz to 500Hz) |
| Accuracy | ± 1.8% rdg ± 5 dgt, 50-60Hz |
| Max conductor | 27mmØ |
| Operating temperature & humidity | 0°C to 40°C, less than 80% RH. |
| Weight | 110g |
| Dimensions | 150 x 52 x 24mm |
| Includes | case, battery and manual |
Comparison
| CM51 | CM55 | CM57 | |
|---|---|---|---|
| AC Current |  |
|
|
| DC Current | |||
| AC/DC Volts | |
|
|
| Ohms | |
|
|
| Frequency | |
||
| Capacitance | |
||
| Non-contact Voltage Detector | |
||
| Auto ranging | |
|
|
| Max Conductor Size | 27mm Ø | 25mm Ø 35x15mm |
25mm Ø 35x15mm |
| True RMS | |
||
| Min Max | |||
| Backlight | |
||
| Auto Power Off | |
|
|
| Other | |||
| Safety | CAT III 300V | CAT III 600V | CAT III 600V |