Next. Specifications · 451P Ion Chamber Operator's Manual . User controls consist of an ON/OFF button and a MODE button. The case is constructed of There are no special unpacking instructions, but be careful not to damage the instrument Unauthorized user modifications or application beyond the published available in the Maintenance Manual, VICTOREEN Part No. 450B-1. Operation using the Model 450-1A Communicator is discussed in Section 4 - Operation. I recently acquired two Victoreen 450p pressurized ion chambers, .. of choice for small voltages under 1500 volts for high power operation. Model 450P Pressurized Ion Chamber Survey Meter. · Extremely fast response to measure radiation from leakage, scatter beams, and pinholes. · High sensitivity 31 Aug 1998 Instruction Manual. Ion Chamber Survey Meter. Models 450B and 450B-DE-SI. Part No. 450B-3-1. Rev. 1. Published 9/98. By VICTOREEN Victoreen®. 451B & 451B-DE-SI . Troubleshooting Precautions . . Model number 450 UCS, allows user to check for proper instrument operation. Gives a Victoreen. ®. 451P & 451P-DE-SI. Ion Chamber Survey Meter. Operators Manual. February 2005 . 'Sv' in 'Sv/h' displayed will blink to notify the user that a potential error in the integrated radiation value exists. The blinking will .. 450P-1-20. Victoreen 190. Survey and Count Rate .. Adapter Bracket Assembly Kit Installation Instructions . currently active logging mode (i.e., timed or manual logging).3 Apr 1998 Manual lon Chamber Survey Meter. Model 450P & 450P-DE-SI find step by step instructions on how to use the other features that will simplify your measurement Inaintained at the corporate headquarters of Victoreen, Inc.,.