CEM DT-9939 Waterproof Industrial Wireless USB RMS Multimeter with Capacitance Frequency Duty Cycle
This is a brand new CEM DT-9939 CE certified industrial true RMS digital multimeter. The DT-9939 provides safe measurements with a double-molded plastic housing design and IP67 waterproof functionality. The DT-9939 performs datalogging & True RMS AC voltage and current measurements, 40,000 count resolution, and a 0.06% basic DC accuracy. The large LCD display with analog bargraph and backlight ensure that readings are easy to read under all circumstances. All inputs are protected to EN 610101-1 CATIV 600V/CATIII 1000V.
This device comes with included software that allows the data to be stored and recalled wirelessly to/from a Windows PC. Proper use and care of this meter will provide many years of reliable services.
Safety Conformance: EN61010-1 CAT IV 600V, CAT III 1000V 1000V input protection on all ranges 10A/1000V & 0.5A/1000V fuses
FEATURES
- 40,000 count high resolution LCD display (0.01 mV, 0.01 uA, 0.01 Ohm)
- Triple LCD display with bargraph & back light
- AC and DC measurement
- Memory for 9999 readings
- True RMS measurement and peak capture mode
- 1000V input protection on all ranges
- 4-20mA process loop measurements with % reading
- Data Hold /Max / Min recording mode
- IP67 waterproof and auto power off
- Wide capacitance range
- Wireless USB interface
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Optional software is included for FREE (Note: the software is included AS IS. No software development kit or support available).
SPECIFICATIONS
|
Function |
Range |
Resolution |
Accuracy |
|
DC Voltage |
400mV |
0.01mV |
±(0.06% reading + 4digits) |
|
4V |
0.0001V |
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40V |
0.001V |
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400V |
0.01V |
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1000V |
0.1V |
±(0.1% reading+ 3 digits) |
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AC Voltage (AC+DC) 50 to 1000Hz |
400mV |
0.01mV |
±(1.0% reading + 40digits) |
|
4V |
0.0001V |
±(1.0% reading + 30 digits) |
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40V |
0.001V |
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400V |
0.01V |
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1000V |
0.1V |
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All AC voltage ranges are specified from 5% of range to 100% of range |
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DC Current |
400μA |
0.01μA |
±(1.0% reading + 3 digits) |
|
4000μA |
0.1μA |
|
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|
40mA |
0.001mA |
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400mA |
0.01mA |
|
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10A |
0.001A |
|
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(20A:30 sec max with reduced accuracy) |
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AC Current (AC+DC) 50 to 1000Hz |
400μA |
0.01μA |
±(1.0% reading + 3 digits) |
|
4000μA |
0.1μA |
|
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|
40mA |
0.001mA |
|
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400mA |
0.01mA |
|
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10A |
0.001A |
|
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(20A: 30 sec max with reduced accuracy) |
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All AC voltage ranges are specified from 5% of range to 100% of range |
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Note:
1. Accuracy is stated at 18°C to 28°C (65°F to 83°F) and less than 75%RH.
2. AC switch according to the calibration of sine wave. It generally increase ±(2% reading + 2% full scale) if non sine wave in the wave crest less than 3.0.
|
Function |
Range |
Resolution |
Accuracy |
|
Resistance |
400Ω |
0.01Ω |
±(0.3% reading + 9 digits) |
|
4k Ω |
0.0001kΩ |
±(0.3% reading + 4 digits) |
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40k |
0.001kΩ |
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400kΩ |
0.01kΩ |
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4MΩ |
0.001MΩ |
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40MΩ |
0.001MΩ |
±(2.0% reading + 10 digits) |
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Capacitance |
40nF |
0.001nF |
±(3.5% reading + 40 digits) |
|
400nF |
0.01nF |
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4μF |
0.0001μF |
±(3.5% reading + 10 digits) |
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40μF |
0.001μF |
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400μF |
0.01μF |
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4000μF |
0.1μF |
±(5% reading + 10 digits) |
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40mF |
0.001mF |
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Frequency (electronic) |
40Hz |
0.001Hz |
±(0.1% reading + 1 digits) |
|
400Hz |
0.01Hz |
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4kHz |
0.0001kHz |
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40kHz |
0.001kHz |
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400kHz |
0.01kHz |
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4MHz |
0.0001MHz |
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40MHz |
0.001MHz |
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100MHz |
0.01MHz |
Not specified |
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Sensitivity: 0.8V rms min.@ 20% to 80% duty cycle and <100kHz; 5Vrms min @ 20% to 80% duty cycle and > 100kHz. |
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Frequency(electricaI) |
40.00HZ-10kHz |
0.01Hz-0.001kHz | ±(0.5% reading) |
|
Sensitivity:1Vrms |
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Duty Cycle |
0.1 to 99.90% |
0.01% |
±(1.2% reading + 2 digits) |
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Pulse width: 100 us - 100 ms,Frequency: 5Hz to 150kHz |
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Temperature(type-K) |
-50 to 1200°C |
0.1°C |
±(1.0% reading + 2.5°C) |
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-58 to 2192°F |
0.1°F |
±(1.0% reading + 4.5°F) |
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(probe accuracy not included) |
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4-20mA% |
-25 to 125% |
0.01% |
±50 digits |
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0mA=-25%, 4mA=0%, 20mA=100%, 24mA=125% |
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Note:
Accuracy specifications consist of two elements:
• (%reading)- This is the accuracy of the measurement circuit.
• (+ digits)- This is the accuracy of the analog to digital converter.
Accessories: Test leads, 9V battery, Type K temperature probe, gift box with carrying case. USB cable and Software
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