| 直流耐压测试(适用于GPT-12002/12003/12004) | 
| 输出电压范围 | 0.050kV~   6.000kV¹ | 
| 输出电压分辨率 | 1V | 
| 输出电压精度 | ±(1% of   setting +5V) With no load | 
| 最大额定负载 | 50W(5kV/10mA)   [GPT-12xxx] | 
| 最大额定电流 | 10mA   [GPT-12XXX] 0.001mA~2mA(0.05kV£V£0.5kV) 0.001mA~10mA(0.5kV<V£6kV) | 
| 电压表精度 | ± (1% of   reading+ 5 V) | 
| 电压分辨率 | ± (1%   +5V)[Maximum rated load ->no load] | 
| 电流测量范围 | 0.001mA-10.00mA | 
| 电流测量分辨率 | 0.1uA 0.1uA   (0.1uA~999.9uA) 1uA(1uA~9.999mA) 10uA(10.00mA) | 
| 电流测量精度 | ±(1.5% of   reading+3uA) when I<1mA ±(1.5% of   reading+30uA) when I≥1mA | 
| 判断精度 | ± (3% of   setting+30uA) | 
| 上/下限判定功能 | Yes | 
| ARC 侦测 | Yes | 
| 上升时间控制功能 | Yes | 
| RAMP TIME (上升时间) | 0.1~999.9S | 
| 下降时间控制功能 | Yes | 
| RAMP DOWN 时间 | 0.0~999.9S | 
| TIMER (测试时间) | OFF,   0.3S~999.9S | 
| GND | ON/OFF | 
| 等待时间 | 0.0~999.9S | 
| 最大电容负载直流模式 | 1uF | 
| ¹ 达到50V/2mA的设定电压至少需要0.3秒。 | 
| 绝缘电阻测试(适用于12003/12004) | 
| 输出电压 | 50V-1200V | 
| 输出电压分辨率 | 50V | 
| 输出电压精度 | ±(1% of   setting +5V) with no load | 
| 电阻测量范围 | 0.1MΩ~50GΩ | 
| 测试电压  / 测量范围  /  测量精度 | 
| 50V≤V≤450V     | 0.1MΩ~1MΩ | 5% of reading   + 3 count | 
| 1MΩ~50MΩ | 5% of reading   + 1 count | 
| 51MΩ~2GΩ | 10% of reading   + 1 count | 
| 500V≤V≤1200V       | 0.1MΩ~1MΩ | 5% of reading   + 3 count | 
| 1MΩ~500MΩ | 5% of reading   + 1 count | 
| 501MΩ~9.999GΩ | 10% of reading   + 1 count | 
| 10G~50GΩ | 20% of reading   + 1 count¹ | 
| 测试电压 | Display Range | 
| 50V≤V≤100V | 000.1MΩ~10.00GΩ | 
| 150V≤V≤450V | 000.1MΩ~20.00GΩ | 
| 500V≤V≤1200V | 000.1MΩ~50.00GΩ | 
| 电压调节 | ± (1% +5V)   [Maximum rated load ->no load | 
| 电压表精度 | ±(1% of   reading +5V) | 
| 短路电流 | 10mA max. | 
| 输出阻抗 | 2kΩ | 
| 上/下限判定功能 | Yes | 
| 上升时间控制功能 | Yes | 
| RAMP UP (上升时间) | 0.1~999.9S | 
| 下降时间控制功能 | Yes | 
| RAMP DOWN(下降时间) | 0.0~999.9S | 
| 等待时间 | 0.0~999.9S | 
| TIMER (测试时间) | 0.3S~999.9S2 | 
| GND | ON/OFF | 
| 注意:当绝缘电阻接地模式打开时,需要执行GND OFFSET动作。 1当绝缘电阻接地方式为ON时,可以保证最大30Gohm。 | 
| 2当绝缘电阻接地模式打开时,测试时间从0.5秒开始。 | 
| 接地阻抗测试(适用于GPT-12004) | 
| 输出电流范围 | 3.00A~32.00A | 
| 输出电流精度 | ±(1% of   setting+0.2A) when 3A≤I ≤8A | 
| ±(1% of   setting+0.05A) 8A < I ≤ 32A | 
| 输出电流分辨率 | 0.01A | 
| 测试电压 | Approximately   max. 8VAC (open-circuit) | 
| 频率 | 50Hz/60Hz   selectable | 
| 电阻表测量范围 | 1mΩ ~ 650mΩ | 
| 电阻表测量分辨率 | 0.1mΩ | 
| 电阻表测量精度 | ±(1% of   reading+2mΩ) | 
| 电阻表判断精度 | ±(1% of   setting+2mΩ) | 
| 上下限判定功能 | Yes | 
| TIMER (测试时间) | 0.3S~999.9S | 
| GND | ON/OFF | 
|  导通测试 | 
| 输出电流 | 100mA(DC) | 
| 电阻表测量范围 | 0.10Ω~70.00Ω | 
| 电阻表测量分辨率 | 0.01Ω | 
| 电阻表测量精度 | ±(10% of   reading+2Ω) | 
| 电阻表判定精度 | ±(10% of   setting+2Ω) | 
| 上下限判定功能 | Yes | 
| TIMER (测试时间) | 0.3S~999.9S | 
| 接口 | 
| REMOTE (远程端子) | Yes | 
| SIGNAL IO | Yes | 
| RS-232 | Yes | 
| USB (Device) | Yes (USB 2.0) | 
| Rear Output | Yes | 
| USB (Host) for   data output port | Yes (USB 2.0) | 
| GPIB | Yes (选配) | 
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