Digital Plunger / Hydraulic Diaphragm Metering Pump
The DM/JM series digital metering pumps feature a modular design for digital control software and hardware, applicable to a full range of metering pump products including mechanical diaphragm, piston, and hydraulic diaphragm types. These pumps can meet explosion-proof requirements and integrate multiple intelligent designs for wide application scope.
Technical Specifications
| Parameter |
Specification |
| Flow Range |
Piston, hydraulic diaphragm type Qmax = 45 m³/h |
| Pressure Range |
Piston type Pmax = 50 MPa, hydraulic diaphragm type Pmax = 70 MPa |
| Electrical Parameters |
AC 220/380V, single phase/three phase, 50/60Hz, optional explosion-proof grade |
| Overcurrent End Material |
304/316L, PVDF, 904, 2205, TA, Hastelloy C, etc. |
| Stability Accuracy |
Reproducibility accuracy can reach ±1% |
| Flow Regulation Ratio |
1000:1 with high linear accuracy |
Key Features
- Innovative structure with excellent performance and precision reliability
- Pump head materials selectable: PVDF/PVC/316/304
- Modular design suitable for diaphragm, piston, and hydraulic diaphragm pumps
- Applicable to explosion-proof scenarios
- Adjustment analog signal 4-20mA input/output
- Pulse signal control adjustment
- Manual/Automatic, remote/Local control modes
- External pressure and liquid level input control protection
- Timed and quantitative dosing batch processing
- Diversified universal serial ports supporting Modbus RTU communication
- Human-machine interface: touch screen HMI or backlit high-definition LCD
Control Options
The JM series metering pumps use a large-screen high-definition backlit LCD with key operation, while the DM series uses a touch-based human-machine interface (HMI). The DM series provides enhanced capabilities including pressure and level monitoring, alarm functions, and precise metering in various modes such as timing and cycling.