The DA-103 is a digital bench DC current meter (DCA meter) with four ranges from 2 mA to 5 A and a large LCD with 0.7-inch (18 mm) digits. Resolution reaches 0.001 mA on the 2 mA range, and every range is fuse-protected. It runs on a 9 V battery and meets IEC 1010 CAT II 600 V.
Key Features
- DC current ranges: 2 mA, 20 mA, 200 mA and 5 A
- Large LCD with 0.7" (18 mm) digits
- Accuracy ±(1.0% + 1d) on mA ranges, ±(1.5% + 2d) on 5 A
- Automatic zero and automatic polarity
- Fuse protection on all ranges
- 9 V battery operation in a durable ABS case
- IEC 1010 CAT II 600 V
Specifications
| Model | DA-103 |
|---|---|
| Measurement | DC current |
| Ranges / resolution | 2 mA / 0.001 mA; 20 mA / 0.01 mA; 200 mA / 0.1 mA; 5 A / 0.01 A |
| Accuracy | ±(1.0% + 1d) mA ranges; ±(1.5% + 2d) 5 A range |
| Full-scale voltage drop | 200 mV (mA ranges); 50 mV (5 A) |
| Fuses | 500 mA (mA ranges); 10 A (5 A range) |
| Inputs | Standard banana (red, black, white) |
| Sampling time | Approx. 0.4 s |
| Power | 9 V battery; approx. 1.3 mA |
| Safety | IEC 1010 CAT II 600 V |
| Operating conditions | 0–50 °C (32–122 °F), < 80% RH |
| Dimensions | 5.8 x 4.0 x 2.6 in (147 x 117 x 52 mm) |
| SKU | 01DA103 |
What's Included
- 1 x DA-103 digital bench DC current meter
Ideal For
Classrooms and labs that need a dedicated, easy-to-read DC ammeter on the bench.
Frequently Asked Questions
What is the over-range indication?
The display shows "1" or "-1" when the input exceeds the selected range.
What is the voltage drop spec?
It's the voltage lost across the meter at full scale: 200 mV on the mA ranges and 50 mV on the 5 A range.