主要特点
技术参数
表一
|
型号 |
LWK-U3520 |
LWK-U3530 |
LWK-U5015 |
LWK-U6015 |
|
额定直流输出（0℃~40℃） |
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|
电压 |
0~368V |
0~368V |
0~525V |
0~630V |
|
电流 |
0~2.2A |
0~3.2A |
0~1.65A |
0~1.65A |
|
功率 |
700W |
1050W |
750W |
900W |
|
过压保护 |
0.1~385V |
0.1~385V |
0.1~550V |
0.1~660V |
|
过流保护 |
0.01~2.4A |
0.01~3.6A |
0.01~1.8A |
0.01~1.8A |
|
电压输出 |
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|
电源效应 |
≤0.01%+30mV |
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|
负载效应 |
≤0.01%+30mV |
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|
恢复时间 |
≤100us (负载改变50%, 最小负载0.5A) |
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|
涟波和噪声 |
≤10mVrms (5Hz~1MHz) |
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|
温度系数 |
≤100ppm/℃ |
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|
设定精度 |
±(0.03% of reading +0.02% of FS) (25±5℃) |
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|
设定分辨率 |
10mV |
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|
电流输出 |
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|
电源效应 |
≤0.2%+3mA |
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|
负载效应 |
≤0.2%+3mA |
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|
涟波和噪声 |
≤ 1mArms |
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|
设定精度 |
±(0.1% of reading + 0.1% of FS) (25±5℃) |
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|
设定分辨率 |
1mA |
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|
显示 |
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|
电压 |
5 digits display |
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|
电流 |
5 digits display |
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|
分辨率 |
10mV/1mA |
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|
电压精度 |
±(0.02% of reading +0.02% of FS ) (25±5℃) |
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|
电流精度 |
±(0.1% of reading + 0.1% of FS) (25±5℃) |
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|
保护 |
过载保护，极性接反保护，过压保护，过流保护，过温度保护 |
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|
接口 |
标配RS232, RS485接口，支持SCPI指令集，MODBUS-RTU协议 |
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|
其他功能 |
存储调出300组，上下限判断，熔断测试，输出计时，定功率输出，低电阻测量 |
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|
绝缘度 |
底座与端子间：≥20MΩ/500VDC 底座与交流电源线间：≥30MΩ/500VDC |
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|
操作环境 |
环境温度：0~40℃ 相对湿度：≤80% |
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|
电源输入 |
AC220V±10%, 50/60Hz，选配AC110V±10%, 50/60Hz， |
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|
尺寸(W*H*D) |
430*130*550 mm |
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|
重量 |
28kg |
27kg |
27kg |
28kg |
表二
|
型号 |
LWK-U8010 |
LWK-U10005 |
LWK-U10010 |
LWK-U12010 |
|
额定直流输出（0℃~40℃） |
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|
电压 |
0~850V |
0~1100V |
0~1100V |
0~1300V |
|
电流 |
0~1.1A |
0~0.55A |
0~1.1A |
0~1.1A |
|
功率 |
900W |
500W |
1000W |
1200W |
|
过压保护 |
0.1~660V |
0.1~1200V |
0.1~1200V |
0.1~1400V |
|
过流保护 |
0.01~1.2A |
0.01~0.6A |
0.01~1.2A |
0.01~1.2A |
|
电压输出 |
||||
|
电源效应 |
≤0.01%+50mV |
|||
|
负载效应 |
≤0.01%+50mV |
|||
|
恢复时间 |
≤100us (负载改变50%, 最小负载0.5A) |
|||
|
涟波和噪声 |
10mVrms (5Hz~1MHz) |
|||
|
温度系数 |
≤100ppm/℃ |
|||
|
设定精度 |
±(0.03% of reading +0.02% of FS) (25±5℃) |
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|
设定分辨率 |
100mV |
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|
电流输出 |
||||
|
电源效应 |
≤0.2%+3mA |
|||
|
负载效应 |
≤0.2%+3mA |
|||
|
涟波和噪声 |
≤ 1mArms |
|||
|
设定精度 |
±(0.1% of reading + 0.1% of FS) (25±5℃) |
|||
|
设定分辨率 |
1mA |
|||
|
显示 |
||||
|
电压 |
5 digits display |
|||
|
电流 |
5 digits display |
|||
|
分辨率 |
100mV/1mA |
|||
|
电压精度 |
±(0.02% of reading +0.02% of FS ) (25±5℃) |
|||
|
电流精度 |
±(0.1% of reading + 0.1% of FS) (25±5℃) |
|||
|
保护 |
过载保护，极性接反保护，过压保护，过流保护，过温度保护 |
|||
|
接口 |
标配RS232, RS485接口，支持SCPI指令集，MODBUS-RTU协议 |
|||
|
其他功能 |
存储调出300组，上下限判断，熔断测试，输出计时，定功率输出，低电阻测量 |
|||
|
绝缘度 |
底座与端子间：≥20MΩ/500VDC 底座与交流电源线间：≥30MΩ/500VDC |
|||
|
操作环境 |
环境温度：0~40℃ 相对湿度：≤80% |
|||
|
电源输入 |
AC220V±10%, 50/60Hz，选配AC110V±10%, 50/60Hz， |
|||
|
尺寸(W*H*D) |
430*130*550mm |
|||
|
重量 |
28kg |
28kg |
28kg |
30kg |
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