Features 4 x 32-bit up/down counters Single-ended or differential inputs Pulse/direction and up/down counter x1, x2, x4 counts for each encoder cycle Optically isolated up to 2,500 VDC 4-stage di*al flter with selectable sampling rate Onboard 8-bit timer with wide range time-base selector Multiple interrupt sources for precision application 4 x isolated di*al input and 4 x isolated di*al output BoardID™ switch