The METRAport 3A is an analog indicating multimeter with an electronic amplifier, described by Gossen Metrawatt for use in electrical engineering practice, including research and development, production, operation, testing and service. It has 46 measurement ranges for DC and AC voltages up to 600 V, AC levels from -40 to +62 dB, DC and AC currents up to 10 A, and resistances up to 20 MΩ; the input resistance is constantly 10 MΩ in all voltage ranges.
The document lists technical characteristics, reference conditions, influencing quantities, power supply, fuses, electrical safety, electromagnetic compatibility data, mechanical construction and scope of delivery. It also includes ordering information and accessories such as current sensors, high-voltage probes and a carrying case. This manual is written in German.
| Voltage measurement ranges | 100 mV, 300 mV, 1 V, 3 V, 10 V, 30 V, 100 V, 300 V, 600 V |
|---|---|
| Input resistance | 10 MΩ in all voltage ranges |
| Accuracy class | Class 1.5 |
| Dimensions (folded) | 146 x 118 x 44 mm |
| Weight | Approx. 0.45 kg without battery |
| Protection rating | Housing IP 40, connection sockets IP 20 |
| Battery type | 9 V flat battery per IEC 6LR61 (6F22) |
It has 46 measurement ranges for DC and AC voltages up to 600 V, AC levels, currents up to 10 A and resistances up to 20 MΩ.
The input resistance is 10 MΩ in all voltage measurement ranges.
It operates from a standard 9 V flat-cell battery per IEC 6LR61 (6F22); alkaline-manganese, zinc-carbon and NiCd cells are listed.