| 型号 | 制造商 | 描述 | 操作 |
| B2987A [更多] | Keysight Technologies | Electrometer Dimensions L x W x H: 374 x 261 x 88 mm °C measurement range: -25...150 °C Weight: 5.1 kg Digits: 6 ? Display: 4.3" TFT-LCD Electrical supply: 230 VAC Interfaces: Analogue Output / GPIB / Digital I/O / USB 2.0 / LXI / LAN Sensor type/thermocouples: K AAC max.: 20 mA ADC max.: 20 mADC ADC resolution: 0.01 fA VDC max.: 1000 VDC VDC resolution: 35 mV Ohm max.: 10000000 GOhm
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