32-ch DPDT Relay USB or RS-232 Controlled IA Daisy-Chain Series Isolated USB Port Simple operation 6 Lines wired, DPDT 1, 2, 8, 32 Relays control commands Thousands relays global commands High speed communication Bundled software utilities Open source examples Daisy-chain enabled Built-in watchdog DIN rail mounting ready The IA-3174-U2i is an Industrial Relay Controller Board that includes 32 DPDT relays with a complete 6 contact support on each of them, featuring a wide range of wiring combinations, including differential and dual differential multiplexing. The board is supported by the rich Series-3000 commands list, with two new additional commands, for a smart single and twin relay operation, with an on board “Break-before-Make” facility. The IA-3174-U2i Relay Controller supports a DaisyChain operation. It includes a buffered output port communication method, enabling a simple and a transparent control over a massive amount of boards. The IA-3174-U2i Software Support package includes USB software drivers, open source code samples as well as setup and configuration utilities for fast product implementation 32 Relays Contact current 32-ch, 2Amp DPDT Relay, USB or RS-232 Controlled Module, USB Cable included, 24VDC. Pluggable Terminal Blocks Version. 12VDC Pluggable Version. 32-ch, 2Amp DPDT Relay, RS-232 Controlled Module, DB9 MF Cable included, 24VDC. Contact method Communication Main COM 2Amp@30VDC DPDT, 6 wired contact Isolated USB or RS-232 RS-232 19200bps 1200-115Kbps USB or DB9 Female DB9 Male Expansion COM Defalt BR COM Rate COM Input COM Output Wiring Host/Module Cable Module/Module Cable USB or DB9 M/F pin-to-pin DB9 M/F pin-to-pin Up to 15m between each module. General Supply Voltage Module Size Weight All modules are Multi-Drop Expandable Specifications are subject to change without notice