Lutron CM-9940 Mini Clamp Meter
Lutron CM-9940 Mini Clamp Meter is a versatile and compact electrical measurement tool designed for professionals and enthusiasts alike. Packed with essential features and built to the highest industry standards, this mini clamp meter is an indispensable companion for electricians, HVAC technicians, and anyone who needs accurate current and voltage measurements in a portable package.
Applications: Electrical Troubleshooting, HVAC Maintenance, Appliance Repair, Automotive Electrical Work, and Energy Auditing, etc.
Description
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Discription
Lutron CM-9940 Mini Clamp Meter is a must-have tool for anyone working with electrical systems. Its compact size, precise measurements, safety features, and user-friendly design make it an essential addition to your toolkit. This Mini Clamp Meter has the power to tackle electrical challenges with confidence and accuracy.
| Function | Range | Resolution | Accuracy | Overload |
| DC/AC Voltage | 400 mV (DC Only) | 0.1 mV | ± ( 0.5 % + 2d ) | AC/DC 600 V |
| 4 V | 0.001 V | DC: ± ( 1 % + 2d ) ACV: ± ( 1.2 % + 5d ) | ||
| 40 V | 0.01 V | |||
| 400 V | 0.1 V | |||
| 600 V | 1 V | |||
| DC /AC current | 400 A ACA : 0.5 to 400A | 0.1 A | ± ( 2 % + 5 d ) | AC/DC 600 A |
| 600 A | 1 A | ± ( 2 % + 8 d ) | ||
| Ohms | 400 ohm | 0.1 ohm | ± ( 1 % + 5 d ) | AC / DC 400 V |
| 4 K ohm | 1 ohm | |||
| 40 K ohm | 10 ohm | |||
| 400 K ohm | 100 ohm | |||
| 4 M ohm | 1 K ohm | ± ( 2 % + 2 d ) | ||
| 40 M ohm | 10Kohm | ± ( 3.5 % + 5d ) | ||
| Frequency (5 V) | 5 Hz | 0.001 Hz | ± (1 % + 5 d) | AC / DC 250 V |
| 50 Hz | 0.01 Hz | |||
| 500 Hz | 0.1 Hz | |||
| 5 KHz | 1 Hz | |||
| 50 KHz | 0.01 KHz | |||
| 100 KHz | 0.1 KHz | |||
| Diode | Short/non-conductance, good/defect test. | |||
| Continuity | If the measuring resistance is less than 10 ohms, the beeper will sound | |||
Specification
| Manufacturer | Lutron |
|---|---|
| Model No | CM-9940 |
| Measuring Parameters | ACA, DCA, ACV, DCV, Ohms, Diode, Hz, Continuity beeper, Relative |
| Display | 10.8 mm (0.43) LCD, 4 digits, Max. indication 5000 (frequency range) |
| Current Sensor | Hall effect sensor |
| Over-input | Indication of ” 1 ” or ” -1 “ |
| Sampling Time | Approx. 0.35 second |
| Battery | 2 x 1.5V AA ( UM-3 ) batteries |
| Operating Temperature | 0 to 50℃ ( 32 ℉ to 122 ℉ ) |
| Operating Humidity | Less than 80% RH |
| Dimensions | 178 x 64 x 33 mm |
| Weight | 230 g |
