Fluke i310s電流鉗表的工作原理基于霍爾效應技術，適合測量直流和交流電流。Fluke i310s可以與示波器和其它適當的記錄儀表配合使用，從而進行精確的非侵入式電流測量。
| Electrical Characteristics |
| Current Ranges | | | 30 A and 300 A ACRMS or ±45 A and 450 A DC |
|
| ACRMS or DC | |
| Inrush Current | |
| Output Sensitivity | | | 10 mV/A (30 A) | | | 1 mV/A (300 A) |
|
| Accuracy (at +23°C) | | (30A range) | ±1% of reading ±50 mA | | (300A range) | ±1% of reading ±300 mA |
|
| Bandwidth to meet accuracy specification | |
| Phase Shift below 1 kHz | |
| Resolution | | | ±50 mA (30 A) | | | ±100 mA (300 A) |
|
| Load Impedance | |
| Conductor Position Sensitivity | | | ±1.5% relative to centre reading |
|
| Frequency Range | | (small signal) | DC to 20 kHz (- 3 dB) |
|
| Temperature Coefficient | |
| Power Supply | |
| Battery Life | | | 30 Hours, low battery indicator |
|
| Working Voltage (see Safety Standards section) | |
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