*** The SNAP-ENET-S64 is obsolete and no longer available. ***
Opto 22 suggests you consider SNAP-PAC-R2.
Opto 22 SNAP Simple I/O™ is a low-cost solution that offers Ethernet/TCP communications as well as analog, simple digital, and serial capability on the same mounting rack. Used for high-density commercial and industrial applications and for remote monitoring applications with high I/O point counts, a SNAP Simple I/O unit consists of a SNAP-ENET-S64 brain mounted on a SNAP M-series rack with standard SNAP I/O™ analog, digital, and serial modules.