1746 Nio4V Wiring Diagram. Switch 3 = channel 2. For full product specifications, please see the product catalog. 1746 Ni16i Wiring Diagram Image Causey from imagecausey.blogspot.com For full product specifications, please see the product catalog. 4 types of analog modules. The backplane current load of 1746no4i is 55ma at 5v dc or 195ma at 24v […]