LCR Meter · Test & Measurement
GPS‑3131C
Benchtop LCR meter for R&D, production, IQC and QA. Features 3.5″ TFT display, 12 frequency points up to 20 kHz, 0.2% basic accuracy, selectable test levels, internal DC bias, and remote control.
Up to 20 kHz (12 pts)0.2% basic accuracyTest level 100–2000 mV
Internal DC bias 0–1500 mVUSB, RS232, HandlerOptional GPIB, USB Host
Key features
12-point test frequency
100 Hz to 20 kHz (100, 120, 200, 400, 800, 1k, 2k, 4k, 8k, 10k, 15k, 20k).
0.2% basic accuracy
Reliable measurements for L/C/R/Z with secondary parameters.
Selectable test levels
100 mV, 300 mV, 600 mV, 1.0 V, 1.5 V, 2.0 V.
Internal DC bias
0–1500 mV (1 mV steps) for characterization under bias.
Remote interfaces
USB, RS232 and Handler (opt. GPIB, USB Host). SCPI supported.
Data recorder & comparator
MAX/MIN/AVG/TOL%, LIST, comparison & sorting; open/short correction.
Where the GPS‑3131C excels
R&D characterization
Component modeling and design validation for inductors, capacitors and resistors.
Production & QA
Comparator sorting and handler interface for inline testing.
Incoming inspection (IQC)
Verify supplier parts against datasheets and tolerances.
Education & labs
Clear UI with 3.5″ TFT display and multiple parameters.
Ranges & key specifications
| Parameter | Specification |
|---|---|
| Main / secondary | L/C/R/Z · X/D/Q/θ/ESR (5‑digit display each) |
| Basic accuracy | 0.2% |
| Test frequency | 12 points: 100, 120, 200, 400, 800, 1k, 2k, 4k, 8k, 10k, 15k, 20k Hz |
| Measurement speed | 2/s (slow), 4/s (medium), 8/s (fast) |
| Test level | 100 mV, 300 mV, 600 mV, 1.0 V, 1.5 V, 2.0 V |
| Internal DC bias | 0–1500 mV, 1 mV steps |
| Ranges (L) | 0.01 μH – 9999 H |
| Ranges (C) | 0.01 pF – 99999 μF |
| Ranges (R/Z/X) | 0.0001 Ω – 99.99 MΩ |
| Ranges (D/Q) | 0.0001 – 99999 |
| Ranges (θ) | −180.000° – +180.000° |
| Ranges (ESR) | 0.0001 Ω – 99.99 MΩ |
| Correction | Open / short correction |
| Comparator / screening | Sorting with limits (−50% to +50%, 1%/5%/10%/20% fixed points) |
| Interfaces | USB, RS232 (or 485), Handler; Optional: GPIB, USB Host; SCPI protocol |
| Power | 110/220 V AC ±10%, 45–65 Hz; < 20 W |
| Display | 3.5″ TFT, adjustable backlight |
| Size / mass | 265 × 105 × 305 mm; ≈ 2.3 kg |
See datasheet for full specifications and test conditions.
Accessories
Standard accessories
- Test cable
- AC power cord
- Instruction manual
Optional interfaces
- GPIB interface
- USB Host
Downloads
Datasheet (PDF)
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