Ametek (Solartron) 7081 – 8.5-Digit Precision Digital Multimeter
Ametek (Solartron) 7081 – 8.5-Digit Precision Digital Multimeter
Product Description
The Ametek (Solartron) 7081 digital multimeter is a laboratory-grade precision instrument offering 8.5-digit resolution (140 million counts). Ideal for calibration labs, metrology, R&D, and production test systems, it delivers ultra-low noise, exceptional stability, and high-accuracy measurements for DC/AC voltage, resistance, ratio, and more. Equipped with IEEE-488 (GPIB) and RS-232 remote interfaces, it supports automated test systems while providing top-tier performance and reliability.
Key Features
8.5-digit resolution (up to 140 million counts)
DC voltage accuracy as low as 0.5 ppm + 0.3 ppm full scale
True 4-wire (Kelvin) resistance measurements
Low-current measurements with very low input leakage
AC measurement from DC to 1MHz with high sensitivity
Ratio measurements (linear and logarithmic/dB) with high precision
Memory to store up to 500 readings, with real-time clock for timestamping
Digital filtering (average, window average, continuous)
Interface: IEEE-488 and RS-232 for remote control and data logging
Long-term stability and low drift for metrology applications
High-voltage range with specialized probe support (e.g., up to 20 kV)
Technical Specifications
| Specification | Details |
|---|---|
| Model | Ametek / Solartron 7081 |
| Type | Precision Digital Multimeter (Bench) |
| Resolution | 8.5 digits (140 million counts) |
| Functions | DC Voltage, AC Voltage, Resistance (4-wire), Ratio, Current (via ratio) |
| DC Voltage Accuracy | ~0.5 ppm + 0.3 ppm full scale |
| AC Frequency Range | DC to 1 MHz (true AC measurement) |
| Resistance Range | Up to >1.4 GΩ, 4-wire |
| Ratio Measurement | Yes, linear & dB |
| Interfaces | IEEE-488 (GPIB), RS-232 |
| Memory | Stores up to 500 full-format readings or 1500 compressed |
| Filter Options | Continuous average, simple average, walking-window average |
| Power | ~100-240V AC (per manual) |
| Drift / Stability | Very low drift; designed for calibration labs |
| Weight | Approx 8.2 kg (18 lbs) per spec sheet |
The Ametek/Solartron 7081 8.5-digit precision multimeter is a high-accuracy bench meter, ideal for calibration labs and metrology work, featuring ultra-low noise, 140 million count resolution, and remote interface via GPIB & RS-232. The Ametek Solartron 7081 is engineered for the highest precision measurement needs in laboratories and calibration centers. With 8.5-digit resolution, it offers unmatched sensitivity and stability for critical applications. Whether measuring ultra-low DC voltages, very high resistance using 4-wire techniques, or performing ratio measurements, the 7081 delivers consistent, high-fidelity results. Its advanced filtering, archival memory, and remote control via IEEE-488 and RS-232 make it an ideal choice for automated test systems. Truly designed to be a metrology-grade standard, it reduces measurement uncertainty while enhancing workflow efficiency. Ametek / Solartron 7081 8.5-Digit Precision Digital Multimeter – High-Accuracy Laboratory Bench Meter for DC/AC Voltage, Resistance, and Ratio Calibration.
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