4-Ch USB Relay Board, 24-Ch Isolated Digital Input, USB or RS-232 Controlled, Contact (IA-3128-U2I-P)
The IA-3128S-U2i is an Industrial Relay Board with 24-ch Relay, 24-ch Isolated Digital Inputs, Isolated USB Port and transparent Daisy-Chain facility based on buffered RS-232 Interface ports. In addition to the Isolated Digital Inputs there is software based Digital Filter with a variable frequency cut point to best fit customer need. Two 24bit Event Counter channels were implemented into the card’s facility, connected to the two last Digital Inputs ch-23 and ch-24, with a 500Hz maximum counting frequency, that equals 30,000 RPM in case of a pulse per revolution. The IA-3128S-U2i is CE and FCC approved, with contact rating of 5 Amp at 30VDC and 250VAC. The software support package includes DOT.net Library, Open Source software examples and Configuration and Operation utilities for fast software implementation.