Tecsys Product Guides

  A touchscreen on a machine is not the same as a touchscreen on a phone. In a factory, it has to work through gloves, dust, cleaning agents, vibration and electrical noise, often for ten years or more. Yet many projects still pick the touch technology at the last minute, based on price or habit. The result: frustrated operators, false touches and expensive redesigns. Here are five mistakes we see again and again, and how to avoid them. 1. Choosing the technology before understanding the operator The most important question is not “Which touchscreen is better?” but “Who uses it, and how?” An operator with bare hands in a clean control room has completely different needs than a technician wearing thick work gloves in a cold storage warehouse. Projected capacitive (PCAP) screens react to the electrical properties of a finger, while resistive screens react to pressure. That single difference decides whether a screen works with thick gloves, a tool, or only a bare finger. If you’re u...