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Unisource D440 Programmable Automotive Multimeter
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Unisource D440
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Features:
- True RMS measurements for AC
- Back light display
- Triple display measurements
- 16 memory locations and analog bar graph
- Capacitance measurement
- Temperature (°C/°F) using "K" type thermocouple
- Room temperature without any temperature probe
- Auto Calibration
- 200 kHz frequency counter
- Overload protection for all functions (Including 10A)
- MIN, MAX, AVG and Relative mode
- Auto power off and "keep on" mode
- Data holds and run mode
- Low battery indication.
- Continuity and Diode test
- RPM IG and RPM IP measurement
- Duty cycle measurement
- Dwell measurement
- Pulse width measurement (mS-PULSE)
- All inputs protected (Including 10A)
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Models, Options, & Accessories
| Model |
Description |
List Price |
Sale Price |
| D440 |
Please call or email us for pricing and availability. |
Specifications
| DC V |
Range |
Resolution |
Accuracy |
Impedance |
| 400mV |
0.1mV |
±(0.3%+2d) |
10 M? |
| 4V |
0.001V |
| 40V |
0.01V |
| 400V |
0.1V |
| 1000V |
1V |
| AC V |
Range |
Resolution |
Accuracy |
Impedance |
| 45Hz~450Hz |
450Hz~5kHz |
| 4V |
0.001V |
±(0.75%+10d) |
Unspecified |
10M? |
| 40V |
0.01V |
±(2%+5d) |
| 400V |
0.1V |
| 1000V |
1V |
| DC A |
Range |
Resolution |
Accuracy |
Over Load Protection |
| 40mA |
0.01mA |
±(0.5%+5d) |
Fuse F250V,0.5A |
| 400mA |
0.1mA |
| 4A |
0.001A |
±(0.75%+5d) |
Fuse F250V,10A, 31CM |
| 10A |
0.01A |
| AC A |
Range |
Resolution |
Accuracy |
Over Load Protection |
| 40mA |
0.01mA |
±(0.75%+5d) |
Fuse F250V, 0.5A |
| 400 mA |
0.1mA |
| 4A |
0.001A |
±(1.5%+5d) |
Fuse F250V, 10A, 31CM |
| 10A |
0.01A |
| Resistance |
Range |
Resolution |
Accuracy |
OverLoad Protection |
| 400? |
0.1? |
±(0.5%+5d) |
250V DC or AC Peak |
| 4 k? |
0.001k? |
| 40 k? |
0.01 k? |
| 400 k? |
0.1 k? |
| 4 M? |
0.001 M? |
±(1%+10d) |
| 40 M? |
0.01M? |
| Frequency |
Range |
Resolution |
Accuracy |
Over Load Protection |
| 200 Hz |
0.01 Hz |
±(0.05%+2d) |
250V DC or AC peak |
| 2kHz |
0.0001 kHz |
| 20kHz |
0.001 kHz |
| 200 kHz |
0.01 kHz |
| Capacitance |
Range |
Resolution |
Accuracy |
Over Load Protection |
| 1µF |
0.01µF |
±(3%+5d) |
250V DC or AC Peak |
| 10µF |
0.1µF |
| 1000 µF |
1 µF |
| 10000 µF |
1 µF |
±(4%+15d) |
| Temperature |
Range |
Resolution |
Accuracy |
Remark |
| -20~1200°C |
1°C |
3%+5d from -20°C up to 300°C
3%+3d up to 350°C
5%+3d up to 1200°C |
Sensor type: “K” Type thermo-Couple |
| -4~2192°F |
1°F |
°F At sub digit display on the LCD is calculated and displayed by the formula °F = 32 + (9/5 x °C) |
Room Temperature is displayed with no sensor probe. |
| Continuity |
Test Voltage |
Threshold |
Over Load Protection |
| 3V |
Less than 100 ohm |
250V DC or AC Peak |
| Diode Test |
Test Voltage |
Max.Test Current |
Over Load Protection |
| 3V |
Approx. 2.5mA |
250V DC or AC Peak |
| RPM IG |
Item |
Range |
Resolution |
Accuracy |
Remark |
| RPM |
60 to 12,000 |
1RPM |
±2RPM |
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| Duty Cycle |
0.0 to 99.9% |
0.1% |
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| Dwell |
0.0 to 356.4° |
0.1° |
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| Pulse width |
0.2 to 199.9mS |
0.1mS |
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| Frequency |
2.0 to 200Hz |
0.1Hz |
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| RPM IP |
Item |
Range |
Resolution |
Accuracy |
Remark |
| RPM |
120 to 11,994 |
1RPM |
±2RPM |
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| Frequency |
199.9Hz |
0.1Hz |
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| General |
Power Requirement |
9V 6F22 |
| Battery Life Time |
4 Hours with Backlight off, 3 Hours with Backlight on |
| Dimensions/ Weight |
88(W) x 199(L) x 37(H) mm / Approx. 590g |
| Standard Accessories |
Users Manual, Test Leads, Inductive Pick-up, Rubber Holster, Battery 9V (Installed), Carrying Case
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| Optional Accessories |
RS232 Cable & S/W, Temperature probe & adaptor |
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