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.
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.
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.
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.
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.
American Precision's (Buffalo, NY) 1995/1996 motion systems catalog features definitions, market applications and specifications of its full product line, ranging from full/half step drive modules to high-performance microstep systems.
Using only a single drive, a new line shaft conveyor from Buschman (Cincinnati, OH) uses a special live roller conveyor to power elaborate configurations of straight line shaft conveyor sections, curves and other modular auxiliary units.