iSMA-B-24I-IP Qty: -+ SKU: iSMAB24IIP $592.51 Quantity discounts available QuantityPrice Add to Cart Call for Availability - (510) 636-7900 DetailsDetailsI/O module with Modbus TCP/IP (with built in Modbus Gateway to RS485) or BACnetIP communication. 2xETH, 1xRS485, 24xDI. Power supply 24 V AC/DC.