A needleless connector has a body having an internal cavity with a sealing ridge, a port, an output flow channel, and a fluid flow path between the port and output flow channel. The web is measured by reflectance measurement and transmittance measurement, wherein the reflectance measurement is carried out by illuminating a surface of the web in a measuring area, where on the other side of the web at the measuring area resides a solidly attached backing element and measuring the radiation reflected from the web. A wireless device interface allows a portable device, wirelessly coupled with a cellular telephone system with the network, to download the Web document. The outer surface of the partially cylindrical part is spaced at a constant radius from the axis between the first and second ends.