主要特点
●输入电压范围宽广及高功率因数 (P.F)
●高效率及高功率密度高
●定电压及定电流操作
●过电压保护、过电流保护及过温度保护
●低输出涟波及噪声
●选购接口:IEEE-488.2
●标准接口:RS-232C
●输出 ON/OFF 控制
●自我测试及软体校正
●LCD 显示
●内建蜂鸣器作为警告指示
规格 | ||||
PSH-2018A | PSH-3610A | PSH-3620A | PSH-3630A | |
输出 | ||||
电压 | 20V | 36V | 36V | 36V |
电流 | 18A | 10A | 20A | 30A |
变动率 (定电压模式) | ||||
负载 | ≦0.1% + 5mV | ≦0.1% + 5mV | ≦0.1% + 5mV | ≦0.1% + 5mV |
电源 | ≦0.05% + 5mV | ≦0.05% + 5mV | ≦0.05% + 5mV | ≦0.05% + 5mV |
变动率(定电流模式) | ||||
负载 | ≦0.2% + 5mA | ≦0.2% + 5mA | ≦0.2% + 10mA | ≦0.2% + 15mA |
电源 | ≦0.2% + 5mA | ≦0.2% + 5mA | ≦0.2% + 10mA | ≦0.2% + 15mA |
涟波&噪声 | ||||
电压 (mVrms) | ≦10mVrms | ≦10mVrms | ≦10mVrms | ≦10mVrms |
电压 (mVpp) | ≦100mVp-p 20Hz~20MHz | ≦100mVp-p 20Hz~20MHz | ≦100mVp-p 20Hz~20MHz | ≦100mVp-p 20Hz~20MHz |
电流 (mArms) | ≦0.2% | ≦0.2% | ≦0.2%+20mA | ≦0.2%+40mA |
分辨率 | ||||
电压 ≤36V | 10mV | 10mV | 10mV | 10mV |
电压>36V | 20mV | 20mV | 20mV | 20mV |
电流10A | 10mA | 10mA | 20mA | 30mA |
电流20A | 10mA | 10mA | 10mA | 20mA |
编程精确度 | ||||
电压< 36V | ≤0.05% + 25mV | ≤0.05% + 25mV | ≤0.05% + 25mV | ≤0.05% + 25mV |
电压>36V | ≤0.05% + 50mV | ≤0.05% + 50mV | ≤0.05% + 50mV | ≤0.05% + 50mV |
电流10A | ≤0.2% + 30mA | ≤0.2% + 30mA | ≤0.2% + 60mA | ≤0.2% + 90mA |
电流20A | ≤0.2% + 30mA | ≤0.2% + 30mA | ≤0.2% + 30mA | ≤0.2% + 60mA |
读值分辨率(表头) | ||||
电压 | 同分辨率 | |||
电流 | 同分辨率 | |||
读值精确度 | ||||
电压 | 同编程准确度 | |||
电流 | 同编程准确度 | |||
温度系数 | ||||
电压(25 + 5°C ) | < 100ppm/°C | |||
响应时间(上升/下降) | ||||
电压上升(10%~90%) | < 150mS(≤95%额定负载) | |||
电压下降(90%~10%) | < 150mS(≥10%额定负载) | |||
瞬间恢复时间 (50% Step Load Change From 25%~75%) | ||||
定电压模式 | <2mS | |||
保护功能 | ||||
OVP/OCP/OHP | V | |||
突发电流保护 | V | |||
输出 On/Off 控制 | ||||
V | ||||
电源 | ||||
AC 90V ~ 250V, 50/60Hz | ||||
尺寸&重量 | ||||
108(宽) x 142(高) x 393(长)mm,约3.3kg | 108(宽) x 142(高) x 393(长)mm,约3.3kg | 188(宽) x 142(高) x 393(长)mm,约6.2kg | 268(宽) x 142(高) x 393(长)mm,约9.3kg |