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Selection guides, maintenance notes and application stories
LMI Pump Selection Guide: P+ vs PD Solenoid Metering Pumps
An LMI pump selection guide for choosing between the P+ and PD solenoid metering pumps: flow and pressure by output code, control options including 4–20 mA, liquid ends and priming, housings, commissioning and typical pairings.
What Brand Is an LMI Metering Pump? Origin and Product Line Overview
What brand is an LMI metering pump and where is it from? LMI is Milton Roy's US electronic metering pump brand. We sort its solenoid, motor-driven, smart and explosion-proof lines, liquid ends, accessories and common selection mistakes.
LMI Pump Model Number Explained: Decoding the C Series Position by Position
How to read an LMI pump model number such as C92 1-363SI: the drive code (control and output), voltage code and liquid end number with suffixes, plus size codes, AutoPrime and HV heads, and what to check before ordering.
ECODOSE Metering Pump Guide: Choosing an E Series Mechanical Diaphragm Pump
What is an ECODOSE metering pump and how does it relate to NEWDOSE? We sort out the brand family, then cover the nine E series mechanical diaphragm models, how to read them, how they compare with NDJ, and how to look after them.
ECO EFD Stepper Motor Dosing Pump: Specs, Turndown and How It Compares With Solenoid Models
The ECO EFD is a stepper motor dosing pump, not a solenoid pump. Here are the four EFD models, their adjustment range, accuracy and power, how they line up against NEWDOSE DFD-M solenoid models, and what changed in the newer Evodose literature.
How to Select a Metering Pump: Flow, Pressure and Materials
A practical guide to the three key factors in metering pump selection — flow rate, pressure and wetted materials — and when to choose solenoid vs mechanical diaphragm pumps.
Complete Daily Maintenance Guide for Metering Pumps
Daily checklists, wear-part replacement cycles and care tips to extend pump life and keep dosing accuracy.
How to Replace a Metering Pump Diaphragm
Step-by-step diaphragm replacement for solenoid and mechanical metering pumps, with common mistakes to avoid.
How to Calibrate an Online pH Analyzer and Troubleshoot Common Issues
Why regular calibration matters for online pH meters, the standard two-point calibration procedure, and fixes for drifting or slow readings.
Common Metering Pump Faults and Fixes
No flow, insufficient output, noise or leaks — causes and quick fixes for ten common metering pump faults.
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