Climate chambers are a staple of industrial hardware testing. There are ISO standards to tests for temperature and humidity resilience and just as you should t

Climate chambers are a staple of industrial hardware testing. There are ISO standards to tests for temperature and humidity resilience and just as you should test for EM immunity and emissions, environmental testing is just as important, especially for industrial hardware. It’s possible that in this case the customers were using the product outside its specification but when you are designing an electromechanical device there are tons of things that can go wrong once you’re put of the narrow band of environmental comfort. Grease and lubricants can seize or liquefy, metals expand, humidity affects corrosion and heat convection, rubbers and seals can harden and contract, electronic components can overheat or change characteristics or prematurely age,…