主要特點：
◆小體積，便于攜帶的外形設計;
◆高解析度和高精確度;
◆全面的保護功能：過電壓/過電流/過功率/過熱/極性反接保護;
◆遠端量測/電池測試/短路測試功能;
◆具有RS-232C接口，與計算機組成自動測試系統.
技術指標：
| 負載規格參數 | 項目 | HT3150 | HT3300 | HT3150B | HT3300B | HT3150C | HT3300C |
| 額定值(0oC-40oC) | 輸入電壓 | 0-120V | 0-120V | 0-500V | 0-500V | 0-120V | 0-120V |
| 輸入電流 | 1mA-30A | 1mA-30A | 1mA-15A | 1mA-15A | 1mA-60A | 1mA-60A | |
| 輸入功率 | 150W | 300W | 150W | 300W | 150W | 300W | |
| 范圍 | 精 度 | 解析度 | 精 度 | 解析度 | 精 度 | 解析度 | |
| 定電壓模式 | 1.5-18V | ±(0.05%+0.02%FS) | 1mV | ±(0.05%+0.02%FS) | 1mV | ±(0.05%+0.02%FS) | 1mV |
| 1.5-120V500 | ±(0.05%+0.025%FS) | 10mV | ±(0.05%+0.025%FS) | 10mV | ±(0.05%+0.025%FS) | 10mV | |
| 定電流模式 | 0-3A | ±(0.1%+0.1%FS) | 0.1mA | ±(0.1%+0.1%FS) | 0.1mA | ±(0.1%+0.2%FS) | 0.2mA |
| 0-30A/15A | ±(0.2%+0.015%FS) | 1mA | ±(0.2%+0.03%FS) | 1mA | ±(0.2%+0.25%FS) | 2mA | |
| 定電阻模式 (當輸入電壓和電流值>滿量程的10%) |
0.1-10Ω | ±(1%+0.3%FS) | 0.001Ω | ±(1%+0.3%FS) | 0.001Ω | ±(1%+0.3%FS) | 0.001Ω |
| 10-99Ω | ±(1%+0.3%FS) | 0.01Ω | ±(1%+0.3%FS) | 0.01Ω | ±(1%+0.3%FS) | 0.01Ω | |
| 100-999Ω | ±(1%+0.3%FS) | 0.1Ω | ±(1%+0.3%FS) | 0.1Ω | ±(1%+0.3%FS) | 0.1Ω | |
| 1K-4KΩ | ±(1%+0.8%FS) | 1Ω | ±(1%+0.8%FS) | 1Ω | ±(1%+0.8%FS) | 1Ω | |
| 定功率模式 (當輸入電壓和電流值>滿量程的10%) |
1-100W | ±(0.1%+0.1%FS) | 1mW | ±(0.1%+0.1%FS) | 1mW | ±(0.1%+0.1%FS) | 1mW |
| 100-300W | ±(0.1%+0.1%FS) | 10mW | ±(0.1%+0.1%FS) | 10mW | ±(0.1%+0.1%FS) | 10mW | |
| 電池測試功能 | 輸入電壓 | 0.8-120V | 0.8-5000V | 0.8-120V | |||
| 輸入電流 | 999A/H | 999A/H | 999A/H | ||||
| 解析度 | 10mA | 10mA | 10mA | ||||
| 時間范圍 | 1-60000sec | 1-60000sec | 1-60000sec | ||||
