BRU-Series Advantage Line is a new generation of servo drives from Reliance Motion Control (Eden Prairie, MN). The manufacturer calls the line a universal drive because it inte-grates brushless drive and vector drive technologies into a single drive, and because it is essentially five drives in one with its ability to accept a variety of command sources.
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Exxon Chemical Co. (Houston, TX), has commercialized Exceed(TM), a metallocene-catalyzed linear low-density polyethylene resin. Uses the company's patented Exxpol® technology to produce the resin used for blown and cast film manufacture.
UVA-Butler (Richmond, VA) has introduced the Butler(TM) 3 vertical form/fill/seal machine that uses servo motors, an Allen-Bradley programmable logic controller 503 and a touch screen for production information and fault display.
Baldor Electric's (Fort Smith, AR) new multipurpose dynamic brake is said to be the first that is microprocessor-based. This allows each brake to have four operating modes, two separate magnitudes of braking, the ability to jog with or without braking, 50 to 60 Hz operation and an accurate zero speed sensor.
Markem's (Keene, NH) 9800 Series Touch Dry® date coders are designed to mount on most packaging lines. They can print price, date and lot codes and other variable data at speeds ranging from 140 to 1겨 legends/min on lines running up to 6ꯠ"/min, depending on model.
The SMC Dialog Plus(TM) controller from Allen-Bradley (Milwaukee, WI) has a built-in programmable motor overload to save both money and panel space. It includes over/under current and voltage, jam, stall, phase reversal and phase unbalance detection.
The new PLS 800 programmable limit switch from Candy Controls (Niles, IL) offers eight-function output, programmable zero offset, absolute on/off, start/stop or dwell anywhere from 0 to 359° in a machine cycle, and a programmable production rate indicator.