
Dosing Skid Systems
Lango Intelligent Cabinet-Type Dosing Machine
Lango intelligent cabinet-type dosing machine: integrated cabinet design, PPH piping, PVDF pump heads, pressure gauge, float flowmeter, pulsation damper, back pressure and safety valves, pulse/4-20 mA/RS485 inputs, 4-20 mA feedback and an external PLC touchscreen.
Max flow
—
Max pressure
—
Turndown / accuracy
—
Wetted materials
PPH
Protection
pressure gauge, flow, relief valve; diaphragm alarm; STOP
Power
—
Features
- PPH piping throughout, acid/alkali resistant and leak-proof
- PVDF pump heads as standard
- Five-fold protection: gauge, float flowmeter, damper, back pressure and safety valves
- Inputs: pulse, 4-20 mA, RS485; output: 4-20 mA feedback
- External PLC touchscreen, diaphragm rupture alarm, STOP emergency stop
- Built-in flushing pump; connect inlet, outlet and power to start
Specifications
| Brand | high Lango |
| Piping | PPH |
| Pump head | PVDF |
| Signal input | pulse / 4-20mA / RS485 |
| Signal output | 4-20mA |
| Control | outside PLC |
| Protection | pressure gauge, flow, relief valve; diaphragm alarm; STOP |
Applications
Materials & media
| Piping | PPH |
| Pump head | PVDF |
Common chemicals: NaOCl, acids, alkalis, polymers — confirm compatibility when inquiring.
Controls & communication
| Pulse input | Standard |
| 4-20 mA input | Standard |
| RS485 | Standard |
| 4-20 mA feedback output | Standard |
| PLC touchscreen | Standard |
Models & specs
No model table yet — please inquire.
Dimensions & installation
Dimensional drawings available on request (CAD / PDF).
Downloads
Related / accessories

Dosing Skid Systems
Lango Automatic Acid and Alkali Dosing Unit

Dosing Skid Systems
Lango Chemical Agent Dosing Unit

Dosing Skid Systems
Ligao Liquid Dosing Skid

Dosing Skid Systems
Lango Chlorine Dioxide Dosing Unit

Dosing Skid Systems
Ligao Acid/Alkali Dosing Skid

Dosing Skid Systems
Integrated Dosing System TANK
Related solutions
Municipal Wastewater Dosing
Integrated dosing systems combining metering pumps and online water quality monitoring for coagulation, disinfection and dephosphorization.
Chemical Process Precision Dosing
Reactor feeding, pH neutralization and catalyst injection with hydraulic diaphragm and plunger pumps.
Electroplating Heavy Metal Treatment
Precise dosing of heavy-metal capture agents, pH adjustment and reductants for compliance.
Related case studies

Wastewater
Municipal WWTP PAC Dosing Upgrade
Mechanical diaphragm pumps with online turbidity monitoring cut chemical consumption by 15%.

Drinking Water
Water Plant NaOCl Disinfection System
Complete dosing skid with online finished-water chlorine monitoring keeps byproducts controlled.

Power
Power Plant Cooling Water Dosing
Automatic antiscalant dosing with pH interlock eliminated heat-exchanger scaling.
Need help selecting?
Share duty (flow, pressure, media, controls) — we reply within 1 business day.