Made in the USA This product is made in the USA

The Thompson Model 5511 is a heavy duty, inline, checkweigher for 5 lb. to 500 lb. bags. Built for industrial and institutional packaging, this rugged and accurate inline belt conveyor scale is powered by a 3 Phase motorized drive roller to provide variable speed control when running smaller and larger packages.  The standard for the concrete, cement, salt, sand, and earth products industries.

Scale conveyors are built to meet your application needs, on a variety of support structures to meet your line height, and in a variety of powder coated mild steel, 304SS and combinations of finishes.  Our simple flexure scale provides high-performance and linear weighing over the entire surface of the scale conveyor.  Using a single standard format load cell and rugged SS flexures this scale provides years of trouble-free operation.

Color touch screen scale controls hold 100 recipes in memory, user-set for 3 or 5 zone (low reject, low pass, good, high pass & high reject) outputs.  3-level password protection, audit trail for calibrations.

Offered as a single conveyor, or in an array with pacing/acceleration and reject conveyors, all with consolidated motor controls, ready to place on your floor and get to work.

Ethernet TCP/IP, RS-232 and RS-422 built in.  Variety of data formats, connections for data logging and outputs to remote digital displays or HMI interfaces.  Optional Ethernet IP and Modbus interfaces are available.

Some of the options available include: a side or nose drop rejection system, an over/under weight alarm/light stack, pacing conveyors and environmental modifications.     


  • 5 lb. to 500 lb. capacity
  • 36” to 52” long conveyor
  • 24” width conveyor (std)
  • up to 250 FPM
  • up to 50 bags per min.
  • adjust stand supports
  • 3 or 5 weight zones
  • powder coated frame
  • programable controller
  • IP66 enclosure


  • rejection systems
  • alarm/light stacks
  • multi-lanes
  • guide rails
  • pacing conveyor
  • stainless steel
  • environmental configurations


  • Air: NA
  • Electrical: 240/480 VAC, 3 Ph, 60 Hz


Coming soon.