The SK TU4-PNS, known as the PROFIsafe module, provides comprehensive safety for the reliable operation of this company’s drive systems (photo). This PROFIsafe module is a drive-integrated solution for decentralized variable-frequency drives (VFDs) that implements functional safety within the system…
The PolyStar series of electrical and industrial polycarbonate enclosures (photo) now features new foam-in-place gaskets. These gaskets provide full, secure contact to the mating cover surface with a continuous overlapping seal that ensures no air gaps, no glue joints and…
In order to maximize longevity and minimize process downtime, it is imperative to understand the factors that determine the proper selection of expansion joints. The following guidelines can help with selection decisions for expansion joints Although sometimes overlooked or treated…
The ePG (photo) is a new electrical pressure pump for industrial pressure-calibration applications. The ePG is a robust, portable, battery-operated pressure pump that enables easy and quick pressure generation from near vacuum up to 20 bars (300 psi). With a…
The new model DPT-20 differential pressure (DP) transmitter (photo) is suitable for many industrial processes. As a SIL-2 certified instrument, it meets the highest safety requirements. The compact transmitter operates with an accuracy of <±0.065% of span. Due to a…
Process hazards analyses (PHAs) are structured reviews during the engineering design process intended to detect potential hazards that were not addressed by the design team. This one-page reference describes commonly employed PHA methods. PHA methods PHAs are often conducted or…
Light hydrocarbons in storage tanks can vaporize and vent to the atmosphere, creating harmful emissions. An optimized vapor-recovery unit can effectively and economically reduce such emissions In the chemicals, petroleum refining and natural gas industries, storage vessels are used to…
The dV E-Series motor-protection filter (photo) mitigates reflective waves, reduces rise time and limits peak voltage, resulting in reduced motor heating, longer cable and motor life, and a significant reduction in downtime and total ownership cost. Using a d V/d…
The ET line of advanced controllers are designed to automatically manage operation of this company’s pneumatic vacuum-conveying systems (photo). Applying proprietary technology, ET conveyor controllers feature a sensor-based design that monitors material levels in the feed hopper, vacuum conveyor or…
The ASP Series of internal gear pumps has added two new pumps, the ASP1 and ASP2 (photo), which can handle abrasive media. When pumping asphalt, bitumen and other similar abrasives that solidify at ambient temperatures, pumps have traditionally been sealed…