True RMS Industrial Digital Multimeter CMM-40

Description 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. sensitivity: 1 V rms Duty cycle measurement Range Resolution Accuracy 0,10…99,9% 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 ±(5,0% m.v. 7 digits) 400,00 nF 0,01 nF 4,0000 μF 0,0001 μF ±(3,0% m.v. 5 digits) 40,000 μF 0,001 μF 400,00 μF 0,01 μF 4000,0 μF 0,1 μF ±(5,0% m.v. 5 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 “m.v.”- measured value