Instruments & Controls White Papers

Tool Check & Verification (Damage Sensors/Replacers)
Description: Aiming to prove the effectiveness of the automated tool damage sensor/replacer, this paper explores the need for tooling checks and verifications for manufacturing systems that perform high-speed machining with micro-tooling. The concept of tooling... More
Publisher: Datron Dynamics, Inc.
Release Date: 2007-12-17

Monitoring Indoor and Outdoor Air Pollutants in a Salt Lake City Elementary School
Description: This paper covers the results of a study conducted at a Salt Lake City elementary school to evaluate the validity of Utah Department of Health (UDOH) Guideline to keep respiratory sensitive students indoors during poor air quality days as defined by... More
Publisher: Grimm Technologies, Inc.
Release Date: 2007-11-26

Measuring Bearing Oil Film Thickness
Description: A new test method offered at Southwest Research Institute for measuring the bearing oil film thickness (BOFT) of lubricants in a fired engine under various conditions is presented in this paper, in addition to an explanation of the method of... More
Publisher: Como Industrial Equipment, Inc.
Release Date: 2007-11-24

Controlling Chromium Fumes
Description: In view of the Occupational Safety and Health Administration's (OSHA's) new regulation for employee exposure to hexavalent chromium, this paper addresses topics about the calculation of the amount of weld fumes and aims to understand how to capture... More
Publisher: United Air Specialists Inc.
Release Date: 2007-11-13

How to Design Electronics for Hydraulics to Survive Y2000 Mobile Equipment
Description: This paper addresses issues related to designing electro-hydraulics for mobile applications, and examines the exponential increase in the number of mobile machines applying electro-hydraulic control and the resulting problem applications. It states... More
Publisher: HED, Inc.
Release Date: 2007-10-31

Measurement Best Practices for Improved Refinery Safety, Availability & Efficiency
Description: This paper brings into focus the need for accurate, repeatable and reliable measurements for the safe and efficient operation of a refinery, and presents reasons for the discrepancy in the real world accuracy and repeatability of a transmitter, when... More
Publisher: Emerson Process Management
Release Date: 2007-10-31

Microprocessor Based Controllers
Description: This paper describes the applications and design aspects of microprocessor based controllers (MBCs), provides a procedure for specifying them, and states their advantages over analog controllers in terms of their flexibility. The importance of the... More
Publisher: HED, Inc.
Release Date: 2007-10-31

Smart Refill Technology in Higher Rate Loss-in-Weight Feeding
Description: This paper presents the performance issues related to loss-in-weight feeders, focusing on the benefits of K-Tron's Smart Refill Technology in ensuring the feed rate accuracy in intermediate-to-high rate loss-in-weight systems. An overview of the... More
Publisher: K-Tron America
Release Date: 2007-10-31

Utilizing Advanced Measurement Diagnostics to Improve Powerplant/Powerplant Availability
Description: This paper details the advantages offered by the advanced diagnostics present in smart transmitters in ensuring power plant safety and availability by detecting and predicting impending failures in a measurement system. It examines the traditional... More
Publisher: Emerson Process Management
Release Date: 2007-10-31

Valve Drivers
Description: This paper describes the functioning and features of HED Valve Drivers, which are power amplifiers that take a low power analog control signal, and produce a high power pulse width modulated (PWM) signal. An Illustration of PWM waveforms,... More
Publisher: HED, Inc.
Release Date: 2007-10-31