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Industrial multimeter ACMM-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.
Frequency measurement (electronic) (“m.v.”- measured value) |
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Range |
Resolution |
Accuracy |
40,000 Hz |
0,001 Hz |
±(0,1% m.v + 1 digit) |
400,00 Hz |
0,01 Hz |
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4,000 kHz |
0,1 Hz |
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40,000 kHz |
0,001 kHz |
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400,00 kHz |
0,01 kHz |
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4,000 MHz |
0,1 kHz |
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40,000 MHz |
0,001 MHz |
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100,00 MHz |
0,01 MHz |
Valor no definido |
· sensitivity: y<100 kHz, 0,8V RMS (20%-80% duty cycle) |
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y>100 kHz, 5V RMS (20%-80% duty cycle) |
Frequency measurement (electrical) |
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Range |
Resolution |
Accuracy |
40,00 Hz...10,00 kHz |
0,01 Hz...0,001 kHz |
± 0,5% m.v |
· sensitivity: 1V RMS |
Duty cycle measurement |
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Range |
Resolution |
Accuracy |
0,1...99,9% |
0,01% |
±(1,2% m.v + 2 digits) |
· pulse width: 100μs - 100ms |
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· frequency width: 5Hz...150kHz |
Temperature measurement |
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Range |
Resolution |
Accuracy * |
-50°C...+1200°C |
0,1°C |
±(1% m.v + 2,5°C, 4,5°F) |
-58°F...+2192°F |
0,1°F |
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*) probe (K type) accuracy not included |
Resistance measurement |
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Range |
Resolution |
Accuracy |
400,0 Ω |
0,01 Ω |
±(0,3% m.v + 9 digits) |
4,000 kΩ |
0,0001 kΩ |
±(0,3% m.v + 4 digits) |
40,00 kΩ |
0,001 kΩ |
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400,0 kΩ |
0,01 kΩ |
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4,000 MΩ |
0,0001 MΩ |
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40,00 MΩ |
0,001 MΩ |
±(2,0% m.v + 10 digits) |
DC voltage measurement |
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Range |
Resolution |
Accuracy |
400,0 mV |
0,01 mV |
±(0,06% m.v + 4 digits) |
4,000 V |
0,0001 V |
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40,00 V |
0,001 V |
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400,0 V |
0,01 V |
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1000 V |
0,1 V |
±(0,1% m.v + 5 digits) |
AC voltage measurement (True RMS) |
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Range |
Resolution |
Accuracy |
400,0 mV |
0,01 mV |
±(1% m.v + 40 digits) |
4,000 V |
0,0001 V |
±(1% m.v + 30 digits) |
40,00 V |
0,001 V |
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400,0 V |
0,01 V |
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1000 V |
0,1 V |
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· frequency range: 50...1000Hz. |
AC/DC current measurement (True RMS) |
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Range |
Resolution |
Accuracy |
400,0 µA |
0,01 µA |
CC: ±(1,0% m.v + 3 digits) CA: ±(1,5% m.v + 30 digits) |
4 000 µA |
0,1 μA |
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40,00 mA |
0,001 mA |
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400,0 mA |
0,01 mA |
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10,00 A |
0,001 A |
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· 20A: 30 sec max with reduced accuracy. |
Capacitance measurement |
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Range |
Resolution |
Accuracy |
40,00 nF |
0,001 nF |
±(5,0% m.v + 7 digits) |
400,0 nF |
0,01 nF |
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4,000 µF |
0,0001 µF |
±(3,0% m.v + 5 digits) |
40,00 µF |
0,001 µF |
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400,00 µF |
0,01 µF |
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4000,00 µF |
0,1 µF |
±(5,0% m.v + 5 digits) |
ACMM-40Specifications |
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Electric security: |
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Type of insulation |
Double, according to EN 61010-1 and IEC 61557 |
Measurement category |
CAT III 1000V acc. to EN 61010-1:2004 |
Protection class acc. to EN 60529 |
IP67 |
Other technical data: |
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Power supply |
9V battery type 6LR61 |
Diode test |
I=0,9mA, U =2,8 V DC |
Continuity test |
I<0,35mA, sound signal for R<35Ω |
Over range indication |
0L displayed |
Crest factor |
≤ 3 at full scale up to 500V, |
Peak |
Captures peaks >1ms |
Sampling rate |
2 times per second |
Input impedance |
10MΩ (V DC); 9MΩ (V AC) |
Display |
40000 counts backlit LCD with bargraph, 4¾ digits |
Memory |
2000 results |
Dimensions |
187 x 81 x 55 mm |
Weight |
approx. 342 g |
Fuses |
mA, μA range: 0,5A/1000V ceramic fast blow |
Auto power OFF |
15 min |
Accordance with following standards |
EN 61010-1:2004 |
Quality standard |
ISO 9001 |
Rated operational conditions: |
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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 |
Standard accesories:
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