Upon start-up, two signals are internally pulled up to 5 Vdc. Onboard electronics switch between the two when pulses are detected on the Step input. Engineers at Mechatronic Techniques, Plano, Tex., ...
Accumulator-type conveyor systems can be difficult to control and often have problems that are hard to diagnose. A modular approach developed at Humphrey Products Inc., Kalamazoo, Mich.