100% Employee Owned, Founded 1954

Process Solutions Group Resources

Articles and Whitepapers

Are you using the right mass flow controllers on your water treatment plant ammonia panel metering system? In water treatment plants (WTP) ammoniators are critical in the chlorination disinfection process. The addition of ammonia is a common municipal water treatment method that ensures public water supplies are clean as possible…

How can Cross help with your aging equipment? As your process equipment begins to age it becomes harder to operate your facility. Finding technicians and engineers who are familiar with the equipment becomes difficult. Older equipment doesn’t work as efficiently or reliably as it once did and finding replacement parts…

Are your valves lasting a year or less in your application? If the answer to this question is “yes”, then you may have the wrong valve for your application. There are several critical factors to consider when selecting a valve. Selecting the right valve for your application conditions can help…

Why you should choose FLEXIM ultrasonic meters for data centers If you are looking for flow meters for your data center, you have a number of options. If you want the most accurate and least invasive flow meter, we suggest FLEXIM’s ultrasonic meter. This equipment has several advantages that are…

When you need a valve quickly, Cross is here to help! Finding the parts you need, when you need them can be tricky. With the current supply chain issues, it can often be months before the part you need will arrive. The world of valves is no exception, but Cross…

Technical Bulletins and Guides

Achieving High Availability with Redundant Rockwell ControlLogix Systems Rockwell’s Allen Bradley ControlLogix line supports enhanced redundancy with processors, communications, and power supplies to achieve high availability of your control system. Here are some of our recommendations, plus some pitfalls to avoid when implementing such a system. 1. Make sure you…

A PID loop adjusts its OP to maintain its PV at its SP. Some PID loops cannot be satisfactorily tuned by adjusting the three primary constants. When combined with good basic tuning, advanced methods can improve stability, responsiveness, and limit overshooting. See The Basics of Tuning PID Loops for suggestions on…

The art of tuning a PID loop is to have it adjust its output (OP) to move the process variable (PV) as quickly as possible to the set point  (responsive), minimize overshoot, and then hold the variable steady at the set point without excessive OP changes (stable). Definitions PID = Proportional,…

Hazardous Area Classification Guide The National Electrical Code (NEC) defines hazardous locations as those areas “where fire or explosion hazards may exist due to flammable gases or vapors, flammable liquids, combustible dust, or ignitable fibers or flyings.” Hazardous locations are classified in three ways by the NEC: type, condition, and…

Oval Gear Flow Meter Installation & Troubleshooting Knowing the do’s and don’ts of oval gear flow meter installations is just as important to the life of your meter as was the selection criteria for choosing  an oval gear flow meter. To avoid any unintentional damage to your new oval gear…

Draeger Tube Accuro Pump Best Practices & Maintenance Guide What is the Draeger-Tube System? In order to optimize your gas detection results, you need a clear understanding of the Draeger Tube System. So, exactly what is a Draeger Tube System? The system contains two key parts that work in tandem.…

Case Studies and Application Notes

Cross Helps Tactical Fabrication Upfit Facility for Smisson-Mathis Biodiesel Production Cross was engaged by Tactical Fabrication, the main contractor of Smisson-Mathis Energy Solutions (SMES) responsible for the construction and commissioning of new facilities, to help with the safety equipment needed for their new flagship facility in Dublin, GA. SMES is…

Cross Helps HRSD Measure Flow Ultrasonically in Concrete Pipe Application Hampton Roads Sanitation District (HRSD) is responsible for wastewater treatment in Southeast Virginia. They have nine large treatment plants and eight small plants in Southeastern Virginia and the Eastern Shore. They also have over 100 pump stations, and many remote…

Cross Process Solutions Helps Paper Mill Reduce Risk with Draeger Gas Detectors A Virginia paper mill was struggling with their chlorine dioxide fixed gas monitors. The devices were regularly breaking down and the maintenance team at the facility was, in turn, having to dedicate significant time to repairing the gas…

Cross Helps Pharmaceutical Manufacturer Improve pH Measurement Process A pharmaceutical manufacturer located in North Carolina’s Research Triangle Park was experiencing some issues with their automated pH measurement system. The existing systems were used for monitoring pH in their critical utilities wastewater treatment area. The existing systems were obsolete and required…

Cross Helps Kemira Migrate Safety System While Keeping their Facility Operational Kemira, a specialty chemical manufacturer, located in Marietta, GA made the decision to migrate their existing Triconex safety control system to a Siemens PCS7 system. The Triconex system had been in place since 1993 and was starting to cause…

Cross Process Solutions Group Helps Carlstar Get Back Up and Running Quickly After Fire Carlstar, a tire manufacturer in Clinton, TN, experienced a fire that destroyed several of their control panels. They immediately reached out to Cross Process Solutions for help. The Process Solutions experts at Cross involved a team…

Application Note: Secure Smart Valves for Military Base Cross Helps Military Base Install Secure Smart Valves A military base was in need of smart valves for their high-pressure air service to a wind tunnel test stand. The application required ANSI 2500# Class valves with modern electric actuators. For security reasons,…

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In the meantime, enjoy these fun facts…

Did you know... the precision measurement group at Cross was founded in 1939 by our current CEO's grandfather, Jim King. That's a whole lot of calibration!
Did you know... A fingerprint weighs about 50 micrograms. We know, we weighed it! The residue left from a finger can actually make a difference in weight results which is why we wear gloves when we calibrate weights. For reference, a sheet to paper is about 4.5 grams, that’s 4.5 million micrograms.
Did you know… Cross Company is an ESOP (Employee Stock Ownership Plan). Our ESOP started in 1979 and as of 2006, we are a 100% employee owned! Learn more about our ESOP and how that benefits both team members and our customers.
Did you know… Cross Company has grown significantly since our start in 1954. Over the years we've acquired 26 companies! Today, our five groups have expertise in everything from industrial automation to precision measurement, and industry knowledge going all the way back to 1939.