Author: yibiao

Electromagnetic vs. Gear Flow Meters In the vast landscape of industrial fluid measurement, process engineers are frequently forced to choose between two dominant technologies: Electromagnetic Flow Meters (Magmeters) and Positive Displacement Gear Flow Meters. While both are highly accurate and reliable, they operate on fundamentally different physical principles. Selecting the wrong technology will not just result in inaccurate…

Flow Meter Accurate fluid measurement is the cornerstone of modern industrial process automation, chemical processing, and municipal water management. Choosing the correct instrumentation, however, presents a multi-variable optimization challenge. Missteps during the selection phase do not merely result in minor measurement inaccuracies; they cause catastrophic system downtime, premature component wear, and bloated capital expenditure. As a leading…

Electronic Flow Switch In modern industrial fluid automation, pipelines cutting off, pump dry running, and insufficient cooling are often the “invisible killers” that lead to costly equipment damage or unexpected downtime. How can you provide all-weather, highly sensitive flow monitoring for complex industrial piping? The Electronic Flow Switch NK300, launched by the well-known industrial fluid…

High Hydraulic Pressure In heavy-duty industrial environments—such as hydraulic power units (HPUs), hydraulic presses, injection molding machines, mobile hydraulics, lubrication systems, and hydraulic control panels—selecting a pressure gauge or transmitter based solely on nominal working pressure is a recipe for rapid equipment failure. Hydraulic systems are notoriously harsh on instrumentation. They subject devices to high…

Pressure Gauge When a pressure gauge reading deviates from its expected value, jumping to conclusions can lead to costly downtime or missed safety hazards. A mismatched reading doesn’t automatically mean a broken gauge; the discrepancy could stem from the pressure tapping point, the PLC/HMI signal chain, or a genuine, critical system failure. According to industry…

Pressure Gauges In industrial maintenance, repair, and operations (MRO) settings—such as pump rooms, hydraulic units, and water treatment skids—it is common for a newly installed pressure gauge to fail shortly after replacement. While it is easy to assume poor product quality, the root cause is frequently unhandled system dynamics. Understanding the difference between a defective…

Pressure Transmitters In industrial systems such as pump control panels, VFD constant pressure systems, hydraulic units, and water treatment plants, replacing a pressure transmitter is not as simple as matching pressure ranges and thread sizes. A common mistake during maintenance is failing to verify that the output signal of the new transmitter matches the PLC…

Pressure Instruments Selecting a pressure transmitter, switch, or gauge based solely on pressure range and signal output is a common oversight that leads to premature equipment failure. In industrial applications, the wetted materials—the parts that come into direct contact with your process medium—are the most critical factor for longevity and safety. Using the wrong material…

Industrial Pressure Sensor In industrial automation—whether you are managing pump control panels, VFD constant pressure systems, hydraulic units, or water treatment plants—a “faulty” reading does not always mean a faulty sensor. Replacing the transmitter prematurely is a common, costly mistake. To resolve issues efficiently, you must approach the problem as a signal chain breakdown rather…

Pressure Gauges, Pressure Switches, and Pressure Transmitters In pump systems, control panels, hydraulic units, compressed air systems, water treatment, and industrial process control, pressure gauges, pressure switches, and pressure transmitters have different functions. The basic rule is: Requirement Instrument Local pressure indication pressure gauge Alarm or interlock at a set pressure pressure switch Continuous pressure…

Pressure Switch In pump control panels, booster pump systems, hydraulic power units (HPUs), and cooling water circulation loops, pressure switch logic mismatch (NO/NC inversion) is one of the most common field commissioning issues. This guide deep-dives into the “three-layer logic” of pressure switches, outlines a standard 10-step field troubleshooting procedure, and demonstrates how to build…