If the exact gas demand value is not shown, the next larger value in the same row (to the right) should be chosen. Above this demand value (at the top of the table) is the correct size of tube to be used in supplying this capacity. This method should be used to size each outlet and section of piping.
Â· just now. Report Abuse. Yes 100-240v does mean that it uses any voltage from 100 to 240. 'Universal Voltage' That input of 120/240v means there's a switch inside the device so you can run it on 120v in one position, in the other position it'll run on 240v.RedNek Â· 4 years ago. Thumbs up.es 100-240v does mean that it uses any voltage from 100 to 240. 'Universal Voltage' That input of 120/240v means there's a switch inside the device so you can run it on 120v in one position, in the other position it'll run on 240v. RedNek Â· 4 years ago.
20/100 means that when you stand 20 feet from the chart you can see what a normal person standing 100 feet away can see. 20/200 is the cutoff for legal blindness in the United States. Â­You can also have vision that is better than the norm.A person with 20/10 vision can see at 20 feet what a normal person can see when standing 10 feet away from the chart. Hawks, owls and other birds of prey have much more acute vision than humans.From here on, please assume that the word normal has quotes around it). If you have 20/40 vision, it means that when you stand 20 feet away from the chart you can see what a normal human can see when standing 40 feet from the chart.