Alfa Laval, Richmond, Va., designed OptiLobe rotary lobe pumps, which are versatile alternatives for general applications requiring gentle product treatment and easy serviceability.

Hoffman Controls, Dallas, Texas, released VariFlow, an EC motor speed control for walk-in and reach-in coolers and freezers.

The CI 21 fixed transmitter from GfG Instrumentation, Ann Arbor, Mich., features a charge carrier injection sensor, designed to improve upon current ammonia refrigeration detection methods.

AW-Lake Co., Oak Creek, Wis., introduced the new PRO Plus Series of TRICOR Coriolis Mass Flow Meters, which incorporates a new sensor with the company’s digital signal processing (DSP) transmitter to provide a complete flow measurement solution in a compact configuration.

Kalera, formerly known as Eco Convergence Group, Inc., Orlando, Fla., unveiled the HyCube modular hydroponic vegetable production system.

PFM Packaging Machinery, Canada, introduced the Azimuth EVO, which follows the same design concept as the revolutionary R Series bagging machine, but now with reduced downtime for reel changes, automatic film web tracking and a space-saving footprint. Azimuth EVO’s automated film reel setup virtually eliminates film wastage.

High Pressure Equipment Co. (HiP), an Erie, Pa.-based subsidiary of Graco Inc., developed the e710 supercritical CO2 extraction pump system for cannabis and food processing.

Linx Printing Technologies, UK, made enhancements to its Linx PrinterNet secure, cloud-based service.

American Thermal Instruments (ATI), a division of CAVU Brands, Dayton, Ohio, released its VarIoT technology, a high-temperature ascending indicator incorporating customer-specified product information in barcode or quick response (QR) code form.