Ask the Expert: Series TSW Weatherproof Digital Temperature Switch Walk-through

Weatherproof Digital Temperature Switch, Series TSW

The Digital Temperature Switch, Series TSW, combines the trusted, reliable TS family of temperature controls with an installation friendly weatherproof enclosure. Units come standard with an easy-to-read LED display that will indicate the current output status and temperature measurement. The TSW is ideal for applications such as: chillers, walk-in coolers, wood boilers, and brewing systems. Continue reading “Ask the Expert: Series TSW Weatherproof Digital Temperature Switch Walk-through”

Adjustable Pressure Snubbers Used to Protect Instruments Against Pressure Surges in LACT Units

We recently met with a customer in Odessa, TX, who was having an abnormal amount of smart pressure transmitter failures in their LACT skids from one customer’s region.

Lease Automatic Custody Transfer (LACT) units are used for the unattended and automatic measurement of the quality and quantity of crude oil, typically from well head producers to purchaser, or from truck offloading into storage tanks. These sites are typically on production lease sites in remote areas. Continue reading “Adjustable Pressure Snubbers Used to Protect Instruments Against Pressure Surges in LACT Units”

Intrinsically Safe Products for Hazardous Locations

Figure 1

When considering a product for a hazardous location, it is important that the product is appropriately rated for that environment. UL, one of the primary bodies that certifies products for use in hazardous environments, defines a hazardous location as a “location where explosion or fire hazards exist due to the presence of flammable gases, flammable or combustible liquid-produced vapors, combustible dusts, or ignitable fibers or flyings.”[1] Figure 1 shows the conditions that are required to create fire and are often present in hazardous environments: oxygen, an ignition source, and flammable material. Continue reading “Intrinsically Safe Products for Hazardous Locations”