http://www.engineeringtalk.com/news/hrn/hrn000.html Herion USA news releases on Engineeringtalk en-gb Copyright (C)2008 Pro-Talk Ltd. All rights reserved. Sun, 23 Nov 2008 08:00:00 UT Sun, 23 Nov 2008 08:00:00 UT http://www.pro-talk.com/images/protalklogo90.gif http://www.pro-talk.com/ 90 79 Norgren-Herion's new Model VP-22 Proportional Valve for pneumatic pressure control is a compact valve providing a variable pressure output in response to a 0-10 VDC or 4-20 mA analogue control signal Thu, 18 Oct 2001 08:00:00 UT Herion USA http://www.engineeringtalk.com/news/hrn/hrn101.html Norgen-Herion's new Model 33D Solid-State Pressure Switch provides highly reliable switching and long life (up to 100 million cycles) and it is available in ranges from vacuum to 10,000 psi Wed, 23 May 2001 08:00:00 UT Herion USA http://www.engineeringtalk.com/news/hrn/hrn100.html