Details
The most important features of CMM-10 are:
- Autoranging/manual range selection.
- DATA HOLD function, for holding measured values.
- REL function, which allows you to make measurements relative to a stored reference value.
- Continuity test with acoustic signaling (beeper).
- AUTO-OFF function.
- Display 3 7/8 digits (5000 max).
Technical Specifications
Frequency measurement
| Range | Resolution | Accuracy |
| 5.000 Hz | 0.001 Hz | ±(1.5% m.v. + 5 digits) |
| 50.00 Hz | 0.01 Hz | |
| 500.0 Hz | 0.1 Hz | ±(1.2% m.v. + 3 digits) |
| 5.000 kHz | 0.001 kHz | |
| 50.00 kHz | 0.01 kHz | |
| 500.0 kHz | 0.1 kHz | |
| 5.000 MHz | 0.001 MHz | ±(1.5% m.v. + 4 digits) |
| 10.00 MHz | 0.01 MHz |
- sensitivity: ≥8 V RMS
Duty cycle measurement
| Range | Resolution | Accuracy |
| 0.1 to 99.9% | 0.1% | ±(1.2% m.v. + 2 digits) |
- sensitivity: ≥8 V RMS,
- pulse width: 100µs to 100 ms,
- frequency width: 5 Hz to 150 kHz.
Temperature measurement
| Range | Resolution | Accuracy* |
| -20°C to +760°C | 1°C | ±(3% m.v. + 5°C, 9°F) |
| -4°F to +1400°F | 1°F |
*) probe (K type) accuracy not included
DC voltage measurement
| Range | Resolution | Accuracy |
| 400.0 mV | 0.1 mV | ±(0.5% m.v. + 2 digits) |
| 4.000 V | 0.001 V | ±(1.2% m.v. + 2 digits) |
| 40.00 V | 0.01 V | ±(1.2% m.v. + 2 digits) |
| 400.0 V | 0.1 V | |
| 600 V | 1 V | ±(1.5% m.v. + 2 digits) |
- input impedance: 7.8 MΩ
AC voltage measurement
| Range | Resolution | Accuracy |
| 400.0 mV | 0.1 mV | ±(1.5% m.v. + 70 digits) |
| 4.000 V | 0.001 V | ±(1.2% m.v. + 3 digits) |
| 40.00 V | 0.01 V | ±(1.5% m.v. + 3 digits) |
| 400.0 V | 0.1 V | |
| 600 V | 1 V | ±(2.0% m.v. + 4 digits) |
- input impedance: 7.8 MΩ,
- frequency range: 50 to 400 Hz.
DC current measurement
| Range | Resolution | Accuracy |
| 400.0 μA | 0.1 μA | ±(1.0% m.v. + 3 digits) |
| 4,000 μA | 1 μA | ±(1.5% m.v. + 3 digits) |
| 40.00 mA | 0.01 mA | |
| 400.0 mA | 0.1 mA | |
| 4.000 A | 0.001 A | ±(2.5% m.v. + 5 digits) |
| 10.00 A | 0.01 A |
AC current measurement
| Range | Resolution | Accuracy |
| 400.0 μA | 0.1 μA | ±(1.5% m.v. + 5 digits) |
| 4,000 μA | 1 μA | ±(1.8% m.v. + 5 digits) |
| 40.00 mA | 0.01 mA | |
| 400.0 mA | 0.1 mA | |
| 4.000 A | 0.001 A | ±(3.0% m.v. + 7 digitgs) |
| 10.00 A | 0.01 A |
- frequency range: 50 to 400 Hz.
Resistance measurement
| Range | Resolution | Accuracy |
| 400.0 Ω | 0.1 Ω | ±(1.2% m.v. + 4 digits) |
| 4.000 kΩ | 0.001 kΩ | ±(1.0% m.v. + 2 digits) |
| 40.00 kΩ | 0.01 kΩ | ±(1.2% m.v. + 2 digits) |
| 400.0 kΩ | 0.1 kΩ | |
| 4.000 MΩ | 0.001 MΩ | |
| 40.00 MΩ | 0.01 MΩ | ±(2.0% m.v. + 3 digits) |
Capacitance measurement
| Range | Resolution | Accuracy |
| 40.00 nF | 0.01 nF | ±(5.0% m.v. + 7 digits) |
| 400.0 nF | 0.1 nF | ±(3.0% m.v. + 5 digits) |
| 4.000 μF | 0.001 μF | |
| 40.00 μF | 0.01 μF | |
| 100.0 μF | 0.1 μF | ±(5.0% m.v. + 5 digits) |
“m.v” = measured value
Electric security:
- type of insulation: double, according to EN 61010 – 1 and IEC 61557
- measurement category: CAT II 600 V acc. to EN 61010 – 1:2004
- protection class acc. to EN 60529: IP40
Other technical data:
- power supply: 9 V battery type 6LR61
- diode test: I=0.3 mA, V0 = 1.5 V DC
- continuity test: I<0.3 mA, sound signal for R<50 Ω
- over range indication: 0L displayed
- sampling rate: 2 times per second
- input impedance: 7.8 MΩ (V AC/DC)
- display: 5000 counts LCD display with function indication
- dimensions: 5.5″ x 2.7″ x 1.5″ / 138 x 68 x 37 mm
- weight: approx. 0.5 lbs / 210 g
- fuses: mA, µA range: 0.5 A/250 V fast; A range: 10 A/250 V fast
- auto power OFF: 30 min.
- accordance with following standards: EN 61010 – 1:2004, EN 61010 – 2 – 032
Rated operational conditions:
- operating temperature: 32 F to 122 F / 0 to +50°C at <70% rel. humidity
- storage temperature: -4 F to 140 F / -20 to +60°C at <80% rel. humidity
