24-ch USB Relay Board, 24-ch Isolated Digital Input, USB or RS-232 Controlled, Contact Protection on All Relays.

  • 24-ch Relay Module
  • 24-ch Isolated Digital Input
  • Wide Voltage Input Range
  • Dual Watchdog Protection
  • Open Source code samples
  • Setting and Operation Utility
  • DOT.net Software Drivers Library
  • Uniqe ID and Addressing
  • ROHS Compliant
  • CE FCC Approved
  • DIN-Rail mounting ready
  • Voltage Suppressors
  • WD2 - System Communication Watchdog


Delivery: Stock to 3wk

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 5Amp 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.