Maximum Number of Differential Analog Input Channels: 3. Maximum Sample Rate: 102.4 kS/s/ch. Analog Input Voltage Range: -30 V to 30 V. Analog Input Isolation: 60 VDC Ch-Earth Ground Isolation. IEPE Excitation: 4 mA. Front Connection Type: BNC. Conformal Coated: No. Enclosed: Yes.