The PM and KM series of digital piston hydraulic diaphragm metering pumps meet the needs of a wide range of industries for precise liquid dosing through innovative design and high precision control.
KM series: Equipped with a large high-definition backlit LCD display, keypad operation, pressure and level monitoring and alarm functions. Supports timed, cyclic and other precise metering and dosing modes.
PM series: Features a touch HMI for more convenient operation, suitable for complex automation control needs, and adds more intelligent control functions beyond the KM series.
digital plunger hydraulic diaphragm metering pump Technical Parameters:
- Flow range: Plunger/hydraulic diaphragm type Qmax = 45 m³/h
- Pressure range: Plunger Pmax = 50 Mpa, Hydraulic diaphragm Pmax = 70 Mpa
- Voltage: AC 220/380V, Frequency: 50/60Hz, Single-phase / Three-phase power supply
- Optional explosion-proof grade
- Overflow end material: 304/316L stainless steel, PVDF, 904, 2205, TA, Hastelloy C, etc. Excellent corrosion and temperature resistance for different media and conditions
digital plunger hydraulic diaphragm metering pump Technical features:
- Innovative drive structure: Precise, reliable, efficient long-term running for complex working conditions.
- Material options: Pump head available in PVDF/PVC, 316/304 stainless steel, etc. for corrosion resistance and chemical compatibility.
- Modular design: Flexible for diaphragm, piston, hydraulic diaphragm pumps; quick adjustment for special occasions, especially explosion-proof needs.
- High precision flow regulation: 1000:1 ratio, high linear accuracy, stability and reproducibility up to ±1%.
- Analog signal adjustment: Supports 4-20mA input/output, easy integration into automation systems.
- Pulse signal control: Supports pulse signal adjustment for high-frequency fine control.
- Multiple control modes: Manual/automatic, remote/local, timing, and dosing modes for precise chemical dosage and production consistency.
- External control protection: Supports external pressure and liquid level control for equipment protection.
- Rich communication interface: Universal serial interface, Modbus RTU protocol, convenient for PLC, SCADA, and automation system integration.
- Human-machine interface:
PM series: Touch screen HMI, intuitive operation, clear display.
KM series: Backlit HD LCD display, keypad operation for diverse environments.
- Modular design: Flexible configuration for diaphragm, piston, hydraulic diaphragm pumps, ideal for explosion-proof applications.
Main application areas:
- Chemical industry: Precise dosing of acids, alkalis, coagulants, oxidizers, etc.
- Petrochemical industry: Dosing of methanol, emulsion breakers, auxiliaries, etc.
- Food & beverage: Quantitative dosing of syrup, dairy, and other liquids for production stability.
- Water treatment: Sewage, drinking water treatment, precise chemical dosing.
- Pharmaceutical: Accurate dosing of raw materials and excipients for high-precision production.
- Energy & power: Boiler water treatment, cooling system additives, reliability enhancement.