Overview
Enviro Test Construct precision resistance meter with multi-frequency logging instrument designed for high-accuracy resistance measurement across various frequencies including 100 Hz, 120 Hz, 1 kHz, and 10 kHz. It offers advanced data logging, fast test speeds as low as 12.5 ms, and powerful comparator-based sorting functionality. Ideal for testing resistors, circuit boards, cables, and other passive components in lab, production, or field environments.
Features
- 4 fixed test frequencies: 100 Hz to 10 kHz
- High measurement accuracy at 0.1%
- Data logging with USB file export
- 6-digit high-resolution display
- Fast test speed down to 12.5 ms
- Built-in 10-bin comparator sorting
- Ultra-low signal output offset (< 100 µV)
- Internal, external, and manual trigger modes
- 5-terminal configuration for improved accuracy
- 10-point frequency sweep and sorting support
Technical Specifications
| Test Frequencies | 100 Hz, 120 Hz, 1 kHz, 10 kHz |
| Basic Accuracy | 0.1% |
| Display | 4.3-inch TFT LCD (multi-language interface) |
| Resolution | 6 digits |
| AC Test Signal Level | 0.1 Vrms, 0.3 Vrms, 1 Vrms |
| Signal Source Resistance | 10 Ω or 100 Ω selectable |
| Terminal Configuration | 5-terminal |
| Test Speed (ms/reading) | Fast: 19 ms; Medium: 83 ms; Slow: 333 ms |
| Special Fast Mode (≤120 Hz) | 4 x T + 3 ms (min: 12.5 ms) |
| Zeroing Methods | Open, Short, Load |
| Sweep Function | 10-point frequency or voltage sweep with sorting |
| Trigger Modes | Internal, External, Manual, Bus |
| Average Count | 1 to 255 |
| Arithmetic Modes | Direct reading, ΔABS, Δ% |
| Delay Settings | Trigger and step delay: 0 s to 60 s, 1 ms steps |
| Comparator | 10 bins (BIN1 to BIN9, NG, AUX), PASS/FAIL indicators |
| Internal Storage | 100 test setting profiles, 10 results per file |
| External Storage | USB storage for settings and CSV data |
| Operating Temperature Range | 32 °F to 104 °F (0 °C to 40 °C) |
| Dimensions | 10.63 in x 8.66 in x 4.33 in (270 mm x 220 mm x 110 mm) |
| Weight | 5.51 lb (2.5 kg) |
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