The 5491A is a high performance, low cost, 50,000 count, dual display, true RMS bench multimeter.
The BK Precision 5491A is a high‑performance bench multimeter featuring a 50,000‑count dual display and true RMS measurement capability for AC voltage and current. It offers low‑cost, high‑accuracy performance across a wide range of electrical parameters.
The datasheet lists detailed specifications, including voltage ranges up to 1000 V DC and 750 V AC, current ranges up to 10 A, resistance up to 50 MΩ, frequency measurement up to 500 kHz, and an RS‑232 interface for data communication. Contact information for BK Precision is provided for further support.
| DC Voltage Maximum Range | 1000 V |
|---|---|
| DC Voltage Accuracy | +0.02% + 4 digits |
| DC Voltage Resolution | 10 µV |
| AC Voltage (True RMS) Maximum Range | 750 V |
| AC Voltage Accuracy | +0.5% + 15 digits |
| DC Current Maximum Range | 10 A |
| DC Current Accuracy | +0.05% + 4 digits |
| Resistance Maximum Range | 50 MΩ |
| Resistance Accuracy | +0.1% + 3 digits |
| Frequency Maximum Range | 500 kHz |
| Frequency Accuracy | +0.01% + 3 digits |
| RS‑232 Interface | Available |
The 5491A can measure up to 1000 V DC.
Yes, it provides true RMS measurement for AC voltage and current.
It can measure frequencies up to 500 kHz.
The instrument includes an RS‑232 interface for data communication.