Automated Conveyor Systems, Inc.


Medium Duty Minimum Pressure Accumulator

Applications / Features:

  • Accumulates Tote Pans, Cartons, Boxes, etc.
  • Minimum Back Pressure Accumulation


Online Resources:



Driving Belt – 8″ wide for 15″ and 21″ between frames, 12″ wide for 27″ between frames, 16″ wide for 33″ and 39″ between frames; black PVC 120 belt.
Roller bed width between frames, 15″, 21″, 27″, 33″, and 39″.  7″ x 1-1/2″ x 12 gauge powder painted formed steel channel frame, bolted together with butt couplings and floor supports.
Tread Rollers
– 1.9″ diameter x 16 gauge galvanized steel rollers spaced on 2-1/4″, 3″, 4-1/2″, or 6″ centers.  Safety pop-out design prevents damage to product or harm to personnel if caught between belt and tread rollers.
Pressure Rollers
1.9″ diameter x 16 gauge galvanized steel rollers spaced on 6″, 9″, or 12″ centers, cam adjusted.
– Frame Squaring device supplied on conveyors 40 feet and longer on every other bed section.  X-bracing insures good product and belt tracking.
Tail Pulley
– 4″ diameter crowned with 1-3/16″ shaft.
Drive Pulley
– 8″ diameter crowned and fully lagged with 1-7/16″ diameter shaft. 
Snub Roller
– 2-1/2″ diameter adjustable, located directly behind drive pulley.  2″ diameter at each end directly behind terminal pulleys.
Return Idlers
– 1.9″ diameter adjustable on 10’0″ centers.
Floor Supports
– 31-1/2″ to 45-1/2″ adjustable from floor to top of rollers.  One support supplied at each end of conveyor and at each bed joint.
– Located in center drive, provides 24″ of belt take-up.
– Sealed and pre-lubricated with cast iron housings.
Speed Reducer
– C-Face mounted heavy duty worm gear reducer.
– 1/2 HP 230/460-3-60 TE motor.
Belt Speed
– 60 FPM constant.
– 150 pounds per foot.  Not to exceed Load Capacity Chart (see catalog page).  (For Optional Equipment, Weight Specifications, and Engineering Line Drawings, please see catalog pages, above).





ACSI Paint Colors
Optional ACSI Paint Colors
(Optional colors available at extra cost)




 Guard Rails – Adjustable channel, continuous channel, or solid steel guard rails available.

Floor Supports – Lower or higher supports available. Minimum elevation 20″.

Ceiling Hangers – 1 ⁄2″ diameter threaded rods 8 feet long with locking nuts and mounting hardware. Other lengths are available.

Side Mounted Drive – End drive mounted to side of conveyor bed section. Specify side. Minimum 9″ elevation with 4″ drive pulley, minimum 12″ elevation with 8″ drive pulley.

Motor – Single phase, energy efficient, explosion proof, etc. Other HP available.

Belt Speed – Constant and variable belt speeds available.

Electrical Controls – Magnetic starters and push button stations; manual motor starters with overload protection, others.


Accumulates, tote pans, cartons, boxes, BDLR
belt driven live roller conveyor
boxes, tote bins, baskets, minimum back pressure accumulating, economical, BDLR

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