What’s Included
- AM-140-A
- Battery (installed)
- Test leads
Resources
| Datasheet » |
| Product Manual » |
Product Overview
Amprobe AM-140-A TRMS Precision Digital Multimeter with PC Connection
Product Highlights
This TRMS commercial grade digital multimeter offers more features and better accuracy at a great price. True-rms, accuracy to 0.02%, frequency, capacitance, duty cycle, analog bar graph, PC interface and a large backlit display are just a handful of features that are available on the AM-140-A.
- True-rms
- Measurements: voltage up to 1000 V AC/DC, resistance, AC/DC current, frequency, capacitance, duty cycle
- Optical isolated PC interface capability
- Crest (peak hold), max, min, max-min, recording
- Auto and manual ranging
- Intelligent auto power off
- Data hold
- Relative zero mode
- Audible and visual warning against improper plug-in
- DC loop current 4-20 mA
- dBm reading with 20 selectable impedance values
- Backlight display
- Large, easy to read large LCD display
- High speed analog bar graph
- Diode test
- 4-20 mA DC loop current
- Audible continuity
Specifications
| FEATURE | AM-140-A | AM-160-A | BEST ACCURACY |
| AC Voltage | 500.00 mV , 5.0000 V, 50.000 V, 500.00 V, 1000.0 V | +/- (0.08 % rdg + 60 LSD) @ 45 Hz → 300 Hz |
|
| DC Voltage | 500.00 mV, 5.0000 V, 50.000 V, 500.00 V, 1000.0 V | +/- (0.03 % rdg + 2 LSD) @ 0 V → 50 V |
|
| Resistance | 500.00 O, 5.0000 kO, 50.000 kO, 500.00 kO, 5.0000 MO, 50.000 MO | +/- (0.10 % rdg + 6 LSD) | |
| AC/DC Current | 500.00 µA , 5000.0 µA; 50.000 mA, 500.00 mA; 5.0000 A, 10.000 A | +/- (1.0 % rdg + 40 LSD) @ 50 Hz / 60 Hz |
|
| Frequency | 5.0000 Hz → 200.000 kHz | +/- (0.002 % rdg + 4 LSD) | |
| Capacitance | 50.00 nF, 500.0 nF, 5.000 µF, 50.00 µF, 500.0 µF, 9999 µF | +/- (2.0 % rdg + 3 LSD) @ 50 nF → 50 µF ranges |
|
| Temperature | – | Dual thermocouple -58 °F → 1832 °F (-50 °C → 1000 °C) |
+/- (0.3% rdg + 2 °F), +/- (0.3% rdg + 1 °C) |
| Duty cycle | 0.1 % → 99.99 % | – | +/-(3 LSD / kHz + 3 LSD) |
| Specifications | |
| Display | 4-4/5 digits 50,000 counts. Selectable stable mode 5-4/5 digits 500,000 counts for DC voltage 6 digits 999,999 counts for HZ |
| Polarity | Automatic |
| Update rate | 4-4/5 digits fast mode: 5 per second nominal
5-4/5 digits stable mode: 1.25 Per second nominal |
| 42 Segments bar graph | 60 per second max |
| Power supply | Single alkaline 9 V battery; neda1604a, jis6am6 or Iec6lf22 |
| Power consumption | 6 mA typical |
| Low battery | Below approx. 7 V |
| Apo consumption | 55 µA typical |
