Industrial multimeter CMM-40 was designed for the purpose of measurements of AC/DC voltage, AC/DC current, resistance, capacitance, frequency (electrical and electronic), duty cycle, temperature and also for testing diodes and continuity.
| Weight |
0.4 kg |
| Dimensions |
19 × 8 × 5 cm |
Frequency measurement (electronic)
| Range |
Resolution |
Accuracy |
| 40,000 Hz |
0,001 Hz |
±(0,1% m.v. + 1 digit) |
| 400,00 Hz |
0,01 Hz |
| 4,0000 kHz |
0,0001 kHz |
| 40,000 kHz |
0,001 kHz |
| 400,00 kHz |
0,01 kHz |
| 4,0000 MHz |
0,0001 MHz |
| 40,000 MHz |
0,001 MHz |
| 100,00 MHz |
0,01 MHz |
not speccified |
- Sensitivity: 0.8 V rms min. @ 20% to 80% duty cycle and <100 kHz; 5 V rms min @ 20% to 80% duty cycle and > 100 kHz
Frequency measurement (electrical)
| Range |
Resolution |
Accuracy |
| 40,00 Hz…10,000 kHz |
0,01 Hz…0,001 kHz |
± 0,5% m.v. |
Duty cycle measurement
| Range |
Resolution |
Accuracy |
| 0,10…99,00% |
0,01% |
±(1,2% m.v. + 2 digits) |
- pulse width: 100μs – 100 ms,
- frequency width: 5 Hz…150 kHz.
Temperature measurement
| Range |
Resolution |
Accuracy |
| -50,0°C…+1200,0°C |
0,1°C |
±(1% m.v. + 2,5°C) |
| -58,0°F…+2192,0°F |
0,1°F |
±(1% m.v. + 4,5°F) |
DC voltage measurement
| Range |
Resolution |
Accuracy |
| 400,0 mV |
0,01 mV |
±(0,06% m.v. + 4 digits) |
| 4,0000 V |
0,0001 V |
| 40,000 V |
0,001 V |
| 400,00 V |
0,01 V |
| 1000,0 V |
0,1 V |
±(0,1% w.m. + 5 cyfr) |
AC voltage measurement (True RMS)
| Range |
Resolution |
Accuracy |
| 400,00 mV |
0,01 mV |
±(1% m.v. + 40 digits) |
| 4,0000 V |
0,0001 V |
±(1% m.v. + 30 digits) |
| 40,000 V |
0,001 V |
| 400,00 V |
0,01 V |
| 1000,0 V |
0,1 V |
- frequency range: 50…1000 Hz.
AC/DC current measurement (True RMS)
| Range |
Resolution |
Accuracy |
| 400,00 μA |
0,01 μA |
dla DC ±(1,0% m.v. + 3 digits)
dla AC ±(1,5% m.v. + 30 digits) |
| 4 000,0 μA |
0,1 μA |
| 40,000 mA |
0,001 mA |
| 400,00 mA |
0,01 mA |
| 10,000 A |
0,001 A |
- 20 A: 30 sec max with reduced accuracy.
Resistance measurement
| Range |
Resolution |
Accuracy |
| 400,00 Ω |
0,01 Ω |
±(0,3% m.v. + 9 digits) |
| 4,0000 kΩ |
0,0001 kΩ |
±(0,3% m.v. + 4 digits) |
| 40,000 kΩ |
0,001 kΩ |
| 400,00 kΩ |
0,01 kΩ |
| 4,0000 MΩ |
0,0001 MΩ |
| 40,000 MΩ |
0,001 MΩ |
±(2,0% m.v. + 10 digits) |
Capacitance measurement
| Range |
Resolution |
Accuracy |
| 40,000 nF |
0,001 nF |
±(3,5% m.v. + 40 digits) |
| 400,00 nF |
0,01 nF |
| 4,0000 μF |
0,0001 μF |
±(3,5% m.v. + 10 digits) |
| 40,000 μF |
0,001 μF |
| 400,00 μF |
0,01 μF |
| 4000,0 μF |
0,1 μF |
±(5% m.v. + 10 digits) |
| 40,000 mF |
0,001 mF |
Other technical data:
- power supply: 9 V battery type 6LR61
- diode test: I=0,9 mA, U0 = 2,8 V DC
- continuity test: I<0,35 mA, sound signal for R<35 Ω
- over range indication: 0L displayed
- crest factor: ≤ 3 at full scale up to 500 V; decreasing linearly to ≤ 1,5 at 1000 V
- PEAK: captures peaks >1 ms
- sampling rate: 2 times per second
- input impedance: 10 MΩ (V DC), 9 MΩ (V AC)
- display: 40000 counts backlit LCD with bargraph, 4¾ digits
- store capacitance: 2000
- dimensions: 187 x 81 x 55 mm
- weight: 342 g
- fuses: mA, µA range: 0,5 A/1000 V ceramic fast blow; A range: 10 A/1000 V ceramic fast blow
- auto power OFF: 15 min.
- accordance with following standards: EN 61010 – 1:2004, EN 61010 – 2 – 032
Electric security:
- type of insulation: double, according to EN 61010 – 1 and IEC 61557
- measurement category: CAT III 1000 V acc. to EN 61010 – 1:2004
- protection class acc. to EN 60529: IP67
Rated operational conditions:
- operating temperature: 0…+40°C
- storage temperature: -20…+60°C
- operating humidity: max 80% up to 87°F (31°C); decreasing linearly to 50% at 104°F (40°C)
- operating altitude: max 2000 m
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