Overview CN Model Resistance Voltage Measuring Interface resolution resolution range HBT4565A 0.1μΩ 0.1μΩ 10μV 10μV 0~3.9kΩ/ RS232/485,USB,LAN,I 0~1700V O,ANALOG OUTPUT HBT4565H 0.1μΩ 10μV 0~3.9kΩ/ 0~1700V 0~3.9kΩ/ RS232/485,USB,LAN,I 0~1700V O,ANALOG OUTPUT,GPIB HBT4566A 0.1μΩ 10μV 0~3.9kΩ/ RS232/485,USB,LAN,I 0~2100V O,ANALOG OUTPUT HBT4566H 0.1μΩ 10μV 0~3.9kΩ/ 0~2100V 0~3.9kΩ/ RS232/485,USB,LAN,I 0~2100V O,ANALOG OUTPUT,GPIB