HT3542 High Speed High Precision DC Resistance Meter
HT3542 and HT3545 Precision DC Resistance Tester is one of the highest-precision DC resistance testers in the industry.
Overview
The HT3542 High Speed High Precision DC Resistance Meter adopts a 5½-digit, 1,000,000-count display with a minimum resolution of 0.1μΩ. Boasting a basic accuracy of 0.02%, it is ideal for inverter motor coil inspection and other applications demanding high-resolution resistance measurement. The HT3542 supports high-speed test cable anomaly detection and ultra-short measurement cycles, delivering a maximum sorting speed of 2.2ms for fast and dependable sorting.
Features
- 2.2ms ultra-high speed sorting, ideal for automated production lines
- Minimum resolution of 0.1μΩ, 5½-digit display
- Basic accuracy up to 0.02%
- Thermoelectric compensation (OVC) to suppress thermal EMF errors
- Test cable open-circuit detection for reliable open-short inspection
- Multiple communication interfaces: External I/O, LAN, RS-232 for seamless system integration
Resistance Meter Applications
HT3542 High Speed Resistance Tester is suitable for the following applications:
- Automated Production Lines: Motor coils, sensors, and electronic component sorting.
- Electromechanical Components: Leads, magnetic parts, solenoids, chokes, and connectors.
- Battery Testing: Inspection of welded parts of battery terminals.
- High-Speed Testing: Sorting of large quantities of electronic components.
Resistance Meter Technical Data
Specification
| Model | HT3545 | HT3542 |
| Display | 3.5-inch TFT-LCD | |
| Measurement parameters | DC resistance | |
| Resolution | 0.01μΩ | 0.1μΩ |
| Test scope | [LP OFF] ranges from10mΩ~1000MΩ,12 ranges | 10mΩ~10MΩ,9 ranges |
| [LP ON] ranges from 1000mΩ~1000Ω,4 ranges | ||
| Measuring current | Less than DC 1A~1μA [LP ON] DC 1mA~5μA | DC 1A-0.5uA |
| Measuring accuracy | ±0.01%rdg. ±0.001%f.s. | |
| Measuring speed | FAST(2.2ms), MED (50Hz:21ms,60Hz:18ms), SLOW1(102ms), SLOW2(202ms) | |
| Measurement range | 10mΩ/100mΩ/1000mΩ/10Ω/100Ω/1000Ω/10kΩ/ | 20mΩ/200mΩ/2000mΩ/20Ω/200Ω/2000Ω/ |
| 100kΩ/1000kΩ/10MΩ/100ΜΩ/1000ΜΩ | 20kΩ/200kΩ/2000ΚΩ/10ΜΩ | |
| Signal source | 1A DC, Max:5.5V | |
| Temperature | Range:-10℃~99.9℃; Accuracy:± 0.50℃ |
Range:-10℃~60℃ Accuracy:1℃ |
| Humidity range | 23℃，less than 80RH | |
| Calibration | Short-circuit reset for all ranges | |
| Comparator | 10-bin sorting, output signal HIGH/IN/LOW | |
| Data storage | Support with PC software and store in PC | |
| Trigger | Internal, manual, bus trigger | |
| Other | Test lead anomaly detection | |
| Interface | External IO, Analog, LAN, RS-232 | External IO, LAN, RS-232 |
| Power supply | Voltage:100VAC～256VAC; Frequency: 50Hz～60Hz; Rated power:15VA | |
| Size & weight | 325mm*215mm*96.5mm(L*W*H) 2kg | |
| Accessories | HT9348 temperature probe, PB36 connector, HT9344 test clip, HT9800 communication cable, power cord | |
Accessories
HT3542/3545 Precision Low Resistance Meter Selection Table
| Model | Channel No. | Type | Test Accuracy | Resolution | Display |
| HT3545 | Single | Standard | 10mΩ~1000MΩ | 0.01μΩ | 6 1/2 |
| HT3542 | Economy | 10mΩ~10MΩ | 0.1μΩ | 5 1/2 | |
| HT3542-12H | 12-Channel | Functional | 0.1μΩ | ||
| HT3542-24H | 24-Channel | Functional | 0.1μΩ |
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