中环科仪
采用 24 位 ADC 与 16 位 DAC，高精确度，高分辨率
24-bit ADC and 16-bit DAC, high accuracy and resolution
可存储、调用 100 组电压电流数据，配合 Auto 执行程序可达到简易的自动测试目的
100 sets of voltage/current data can be stored and recalled, and it can achieve simple automatic test purpose with Auto execution program
高速调节旋钮和数字按键输入
High-speed adjustment knob and digital key input
具有输出控制开关
With output control switch
具有恒压、恒流两种输出状态，根据负载情况自动切换
CV and CC output models, which can be switched automatically according to the load
过载、过压、过流、过温度保护，极性接反保护
Overload, overvoltage, overcurrent, overtemperature protection, reverse polarity protection
配备 USB 或 RS232 接口
Equipped with USB or RS232 interface
编程指令集符合 SCPI
The programming instruction set complies with SCPI
温控风扇电路，有效降低噪音
Temperature control fan circuit, effectively reduce noise
具有一键锁定功能，防止误操作
With one-key lock function to prevent misoperations
主要技术指标 Main Specifications
| Model | DPM-3003S | DPM-3005S | DPD-3003S | DPD-3005S | DPD-6001S | DPD-6003S |
| 额定电压 Rated voltage | 0-36V/0-15V | 0-36V/0-15V | 0-30V | 0-30V | 0-60V | 0-60V |
| 额定电流 Rated current | 0-3A/0-6A | 0-5A/0-10A | 0-3A | 0-5A | 0-1A | 0-3A |
| 过压保护 Overvoltage protection | 0.1-38V | 0.1-34V | 0.1-34V | 0.1-64V | 0.1-64V | |
| 过流保护 Overcurrent protection | 0.1-6.5A | 0.1-11A | 0-3.5A | 0-5.5A | 0-1.5A | 0-3.5A |
| 电压输出特性 Voltage Output Characteristics | ||||||
| 电源效应 Power effect ion | ≤0.01%+3mV | |||||
| 负载效应 Load effect | ≤0.01%+3mV（I≤3A）；≤0.02%+5mV（I＞3A） | |||||
| 纹波与噪声 Ripple and noise | ≤1mVrms（I≤3A, 5Hz~1MHz）；≤2mVrms（I＞3A, 5Hz~1MHz） | |||||
| 恢复时间 Recovery time | ≤100μs（50% load change, min load 0.5A） | |||||
| 温度系数 Temperature coefficient | ≤300ppm/°C | |||||
| 设定精度 Setting accuracy | ± (0.03% of reading + 10mV) (25±5°C) | |||||
| 设定分辨率 Setting resolution | 1mV | |||||
| 电流输出特性 Current Output Characteristics | ||||||
| 电源效应 Power effect ion | ≤0.2%+3mA | |||||
| 负载效应 Load effect | ≤0.2%+3mA（I≤3A）；0.2%+5mA（I＞3A） | |||||
| 纹波与噪声 Ripple and noise | ≤3mArms（I≤3A）; ≤6mArms（I＞3A） | |||||
| 设定精度 Setting accuracy | ± (0.2% of reading + 10mV) (25±5°C) | |||||
| 设定分辨率 Setting resolution | 0.1mA | 1mA | 0.1mA | 0.1mA | 0.1mA | 0.1mA |
| 显示 Display | ||||||
| 电压表 Voltage meter | 5 digits display | |||||
| 电流表 Current meter | 5 digits displayy | |||||
| 电压分辨率 Voltage resolution | 1mV | |||||
| 电流分辨率 Current resolution | 0.1mA | 1mA | 0.1mA | 0.1mA | 0.1mA | 0.1mA |
| 度数精度 Accuracy | ± (0.02% of reading +5mV) (25±5°C); ± (0.02% of reading +5mA) (25±5°C) | |||||
| 保护 Protection | 过载，过温，过电压，输出反极性保护 Overload, over temperature, over voltage, output reverse polarity protection | |||||
| 锁键盘 Lock keyboard | 有 Yes | |||||
| 编程接口 Interface | 标配 RS232 或 USB 接口，支持 SCPI 指令集 RS232 or USB interfaces, complied with SCPI | |||||
| 存储调出 Save and recall | 100 组 100 sets | |||||
| 绝缘度 Insulation degree | 底座与端子间 between base and terminal:≥20MΩ/500VDC 底座与交流电源线间 between base and AC power cable:≥30MΩ/500VDC |
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| 使用环境 Operation environment | 环境温度 Environment temperature:0~40°C 相对湿度 Relative humidity:≤80% |
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| 存储条件 Storage environment | 环境温度 Environment temperature:0°C~70°C 相对湿度 Relative humidity:≤7 0% |
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| 电源 Power supply | AC 115V/220V±15% 50Hz/60Hz | |||||
| 附件 Accessories | 用户手册 Manual, 电源线 Power cable, 上位机软件光盘 1 张 Software*1，RS232 或 USB 接口电缆 1 根 RS232 or USB cable*1 | |||||
| 尺寸 Dimensions | 296(D)×126(W)×143(H)mm | |||||
| 重量 Weight | ≤5.5kg | ≤6.2kg | ≤5.5kg | ≤5.5kg | ≤5.5kg | ≤5.5kg |
| Model | DPD-6005S | DPD-2010S | DPD-3010S | DPD-7503S | DPD-7505S | |
| 额定电压 Rated voltage | 0-60V | 0-20V | 0-30V | 0-75V | 0-75V | |
| 额定电流 Rated current | 0-5A | 0-10A | 0-10A | 0-3A | 0-5A | |
| 过压保护 Overvoltage protection | 0.1-64V | 0.1-24V | 0.1-34V | 0.1-80V | 0.1-80V | |
| 过流保护 Overcurrent protection | 0-5.5A | 0.1-11A | 0.1-11A | 0-3.5A | 0-5.5A | |
| 电压输出特性 Voltage Output Characteristics | ||||||
| 电源效应 Power effect ion | ≤0.01%+3mV | |||||
| 负载效应 Load effect | ≤0.01%+3mV（I≤3A）；≤0.02%+5mV（I＞3A） | |||||
| 纹波与噪声 Ripple and noise | ≤1mVrms（I≤3A, 5Hz~1MHz）；≤2mVrms（I＞3A, 5Hz~1MHz） | |||||
| 恢复时间 Recovery time | ≤100μs（50% load change, min load 0.5A） | |||||
| 温度系数 Temperature coefficient | ≤300ppm/°C | |||||
| 设定精度 Setting accuracy | ± (0.03% of reading + 10mV) (25±5°C) | |||||
| 设定分辨率 Setting resolution | 1mV | 1mV | 1mV | 2mV | 2mV | |
| 电流输出特性 Current Output Characteristics | ||||||
| 电源效应 Power effect ion | ≤0.2%+3mA | |||||
| 负载效应 Load effect | ≤0.2%+3mA（I≤3A）；0.2%+5mA（I＞3A） | |||||
| 纹波与噪声 Ripple and noise | ≤3mArms（I≤3A）; ≤6mArms（I＞3A） | |||||
| 设定精度 Setting accuracy | ± (0.2% of reading + 10mV) (25±5°C) | |||||
| 设定分辨率 Setting resolution | 0.1mA | 1mA | 1mA | 0.1mA | 0.1mA | |
| 显示 Display | ||||||
| 电压表 Voltage meter | 5 digits display | |||||
| 电流表 Current meter | 5 digits displayy | |||||
| 电压分辨率 Voltage resolution | 1mV | 1mV | 1mV | 1mV | 1mV | |
| 电流分辨率 Current resolution | 0.1mA | 1mA | 1mA | 0.1mA | 0.1mA | |
| 度数精度 Accuracy | ± (0.02% of reading +5mV) (25±5°C); ± (0.02% of reading +5mA) (25±5°C) | |||||
| 保护 Protection | 过载，过温，过电压，输出反极性保护 Overload, over temperature, over voltage, output reverse polarity protection | |||||
| 锁键盘 Lock keyboard | 有 Yes | |||||
| 编程接口 Interface | 标配 RS232 或 USB 接口，支持 SCPI 指令集 RS232 or USB interfaces, complied with SCPI | |||||
| 存储调出 Save and recall | 100 组 100 sets | |||||
| 绝缘度 Insulation degree | 底座与端子间 between base and terminal:≥20MΩ/500VDC 底座与交流电源线间 between base and AC power cable:≥30MΩ/500VDC |
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| 使用环境 Operation environment | 环境温度 Environment temperature:0~40°C 相对湿度 Relative humidity:≤80% |
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| 存储条件 Storage environment | 环境温度 Environment temperature:-10°C~70°C 相对湿度 Relative humidity:≤70% |
|||||
| 电源 Power supply | AC 115V/220V±15% 50Hz/60Hz | |||||
| 附件 Accessories | 用户手册 Manual, 电源线 Power cable, 上位机软件光盘 1 张 Software*1，RS232 或 USB 接口电缆 1 根 RS232 or USB cable*1 | |||||
| 尺寸 Dimensions | 296(D)×126(W)×143(H)mm | 396(D)×126(W)×14 3(H)mm | ||||
| 重量 Weight | ≤7kg | ≤6.4kg | ≤7.5kg | ≤6.3kg | ≤8.8kg | |