Maximum Number of Single-Ended Analog Input Channels: 0. Maximum Number of Differential Analog Input Channels: 4. Maximum Sample Rate: 50 kS/s/ch. Analog Input Resolution: 24 bits. Analog Input Current Range: 0 Arms to 5 Arms. Analog Input Isolation: 250 Vrms Ch-Ch Isolation. Front Connection Type: Screw Terminal. Conformal Coated: No. Enclosed: Yes.