The 420X transducers and transmitters are available in 4 11/16 x 1 1/4-inch all-stainless-steel NEMA 4X, 7, and 9 explosion-proof housings for use in Class I; Division I; and Groups A, B, C, and D hazardous locations. Three models are offered: Series 423X, a 5V transducer; Series 426X, a 10V transducer; and Series 425X, a 20 mA transmitter. Data sheet includes product information, features, and a photograph.
Barksdale Inc., 3211 Fruitland Ave., Los Angeles, CA 90058, FAX (213) 589-3463.
Industrial workplaces are governed by OSHA rules, but this isn’t to say that rules are always followed. While injuries happen on production floors for a variety of reasons, of the top 10 OSHA rules that are most often ignored in industrial settings, two directly involve machine design: lockout/tagout procedures (LO/TO) and machine guarding.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.