Comprehensive Product Summary – Signametrics SM2060 PCI Digital 7½-Digit Multimeter

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### 1. Product Overview

Product Name: SM2060 PCI Digital Multimeter
Model: SM2060
Series: SM206x Series (includes SM2060, SM2064, SMX2060, SMX2064)
Article Number: SM2060
Manufacturer: Signametrics Corporation, USA

The SM2060 is a high-precision, 7½-digit PCI-based digital multimeter (DMM) designed for automated test systems, laboratory instrumentation, and embedded measurement applications. It integrates bench-top accuracy with the compactness and speed of a plug-in PCI module. The SM2060 provides comprehensive measurement capabilities including DC/AC voltage and current, resistance (2- and 4-wire), frequency, time, and temperature measurements. It is fully self-calibrating, software-driven, and compatible with Windows and Linux environments.

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### 2. Key Features

- 7½-Digit Resolution with 24,000,000-count A/D converter
- High-Speed Sampling: Up to 1,400 readings per second (SM2060), 20,000 readings/s (SM2064)
- Zero Latency Measurement Engine: 0.5 rps to 20,000 rps
- Programmable Aperture and Interval: 2.5 µs to 5 s
- Fast Range Switching: <20 ms between functions/ranges
- Measurement Functions:
- DC/AC Voltage: 10 nV to 330 V
- DC Current: 1 pA to 2.4 A
- AC Current: 10 µA to 2.4 A (True RMS)
- Resistance: 1 mΩ to 10 GΩ (2-, 4-, and 6-wire guarded)
- Capacitance: 1 pF to 12 mF
- Inductance: 20 nH to 3 H
- Frequency, Period, Duty Cycle, Pulse Width, and Totalizer
- Temperature (RTD and Thermocouple)
- Diode and Leakage Current Characterization
- True RMS AC Measurement with selectable Fast/Slow RMS filters
- Crest Factor, Peak-to-Peak, +Pk, -Pk, Median AC Value
- Self-Calibration (S-Cal): Internal reference-based calibration for drift correction
- High Isolation: 330 VDC from chassis ground
- Software Integration:
- Universal driver for Windows and Linux
- Compatible with LabVIEW, MATLAB, C/C++, C#, VB, LabWindows/CVI
- Excel/Word integration via DLL interface
- Compact PCI Form Factor: 208 mm × 112 mm, +5 V @ 300 mA

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### 3. Technical Specifications

Physical Dimensions: 208 mm (L) × 112 mm (H)
Weight: Approx. 0.5 kg
Power Requirements: +5 VDC, 300 mA (from PCI bus)
Isolation: 330 VDC / 250 VAC from Earth Ground
Operating Temperature: –10 °C to +65 °C
Storage Temperature: –40 °C to +85 °C
Safety Compliance: IEC 1010-1, Installation Category II

Input Protection:
- Voltage Inputs: 330 VDC / 250 VAC
- Current Inputs: 2.5 A Fast Blow fuse

Input Impedance:
- DCV 240 mV, 2.4 V ranges: >10 GΩ
- DCV 24 V, 240 V, 330 V ranges: 10 MΩ
- ACV: 1 MΩ shunted by <300 pF

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### 4. Functionality

The SM2060 operates as a fully programmable PCI-based DMM. It performs precision measurements of voltage, current, resistance, frequency, and temperature. The device uses a high-resolution integrating ADC with programmable aperture times for noise rejection and speed optimization.

Use Cases:
- Automated production testing
- Laboratory and R&D measurement systems
- Embedded instrumentation in industrial PCs
- Calibration and verification systems
- Temperature and component characterization

Compatibility:
- PCI bus interface (SM2060)
- PXI/CompactPCI (SMX2060 variant)
- USB interface (SMU2060 variant)

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### 5. Components & Accessories

Included:
- SM2060 PCI DMM module
- Installation CD with drivers and control software
- Calibration file (SM60CAL.DAT)
- Certificate of Calibration

Optional Accessories:
- SM-PRB Basic DMM probes
- SM-PRK Probe kit
- SM-PRD Deluxe probe kit
- SM-PRSMT Shielded SMT tweezers
- SM-CBL36/48 Shielded banana cables (36"/48")
- SM2060-CON7 Mini DIN-7 trigger/guard connector
- SM40T/SMX40T Isothermal blocks for thermocouples
- Extended 3-year warranty

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### 6. Installation & Setup

Requirements:
- IBM-compatible PC with available PCI slot
- Windows 98/NT/2000/XP/2003 or Linux
- Pentium-class CPU or higher
- Mouse and keyboard

Setup Steps:
1. Power off PC and insert SM2060 into PCI slot.
2. Power on PC; Windows detects new hardware.
3. Install driver from CD (SM2060.INF).
4. Run setup.exe to install control panel and DLLs.
5. Verify installation using SM2060.EXE control panel.

Calibration File:
Each DMM has a unique calibration record stored in SM60CAL.DAT. For multiple DMMs, append all calibration records into one file.

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### 7. Performance & Capabilities

Measurement Speed vs. Resolution:

| Aperture | Max Rate | Resolution |
|-----------|-----------|-------------|
| 0.5 s | 2/s | 7½ digits (25 bits) |
| 10 ms | 100/s | 6½ digits (22 bits) |
| 625 µs | 1200/s | 5½ digits (18 bits) |
| 2.5 µs | 20,000/s | 4 digits (14 bits) |

DC Voltage Accuracy (23 °C ±5 °C, 1 Year):

| Range | Resolution | Accuracy (% + Volts) |
|--------|-------------|----------------------|
| 240 mV | 10 nV | 0.005 + 2 µV |
| 2.4 V | 100 nV | 0.003 + 5 µV |
| 24 V | 1 µV | 0.006 + 150 µV |
| 240 V | 10 µV | 0.005 + 0.5 mV |
| 330 V | 10 µV | 0.015 + 0.8 mV |

DC Current Accuracy (23 °C ±5 °C, 1 Year):

| Range | Resolution | Accuracy (% + A) |
|--------|-------------|------------------|
| 240 nA | 0.1 pA | 0.17 + 60 pA |
| 2.4 µA | 1 pA | 0.21 + 150 pA |
| 24 µA | 10 pA | 0.13 + 0.8 nA |
| 240 µA | 10 nA | 0.1 + 400 nA |
| 2.4 A | 10 µA | 0.45 + 90 µA |

Resistance (4-Wire, 23 °C ±5 °C, 1 Year):

| Range | Resolution | Accuracy (% + Ω) |
|--------|-------------|------------------|
| 24 Ω | 1 µΩ | 0.008 + 1 mΩ |
| 240 Ω | 10 µΩ | 0.007 + 5 mΩ |
| 2.4 kΩ | 100 µΩ | 0.006 + 33 mΩ |
| 24 kΩ | 1 mΩ | 0.006 + 350 mΩ |
| 2.4 MΩ | 100 mΩ | 0.04 + 70 Ω |
| 24 MΩ | 100 Ω | 0.2 + 600 Ω |

AC Voltage (True RMS, 23 °C ±5 °C, 1 Year):

| Range | Frequency | Accuracy (% + V) |
|--------|------------|------------------|
| 240 mV | 47 Hz–10 kHz | 0.15 + 120 µV |
| 2.4 V | 47 Hz–10 kHz | 0.065 + 1.2 mV |
| 24 V | 47 Hz–10 kHz | 0.073 + 13 mV |
| 240 V | 47 Hz–10 kHz | 0.06 + 130 mV |
| 330 V | 47 Hz–10 kHz | 0.09 + 230 mV |

AC Current (True RMS, 23 °C ±10 °C, 1 Year):

| Range | Frequency | Accuracy (% + A) |
|--------|------------|------------------|
| 2.4 mA | 47 Hz–1 kHz | 0.12 + 4 µA |
| 24 mA | 47 Hz–1 kHz | 0.16 + 30 µA |
| 240 mA | 47 Hz–1 kHz | 0.2 + 220 µA |
| 2.4 A | 47 Hz–1 kHz | 0.35 + 4 mA |

Temperature Measurement:
- RTD: –150 °C to +650 °C, ±0.03 °C typical
- Thermocouple: Types B, E, J, K, N, R, S, T; ±0.035 °C to ±0.38 °C

Frequency/Period:
- 2 Hz to 300 kHz, ±0.002% of reading
- Duty Cycle: 2 Hz–100 kHz, ±0.03% typical
- Pulse Width: 2 µs–1 s, ±0.01% + 4 µs

Totalizer:
- 1 to 30,000 events/s, up to 10⁹ counts

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### 8. Standards & Compliance

- Safety: IEC 1010-1, Installation Category II
- EMC: Designed for industrial environments
- Calibration: Factory-calibrated at 23 °C; constants stored onboard and in SM60CAL.DAT
- Isolation: 330 VDC / 250 VAC from chassis and earth ground
- Overload Protection: 330 VDC / 250 VAC on voltage inputs; 2.5 A fuse on current inputs

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### 9. Additional Information

Warranty:
- Standard: 1 year limited warranty
- Optional: Extended 3-year warranty available

Maintenance & Calibration:
- Self-calibration (S-Cal) corrects internal offsets and gain drift
- External calibration recommended annually using precision standards
- Calibration constants stored in SM60CAL.DAT

Software & Support:
- Windows DLL and Control Panel (SM2060.EXE)
- LabVIEW, MATLAB, C/C++, VB, and LabWindows/CVI support
- Example source code and API documentation included
- Technical support and firmware updates available from Signametrics

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### Summary

The Signametrics SM2060 PCI Digital Multimeter delivers laboratory-grade precision in a compact PCI form factor. With 7½-digit resolution, high-speed sampling, and extensive measurement functions, it is ideal for automated test systems and precision data acquisition. Its self-calibration, robust isolation, and software flexibility make it a versatile instrument for both production and research environments. The SM2060 combines the accuracy of a bench-top DMM with the integration and speed of a PCI module—offering a complete, programmable measurement solution for modern test and measurement applications.