Pulsafeeder LPD3 Metering Pump series E Plus offers manual control over stroke length and stroke rate as standard with the option to choose between 4-20mA and external pace inputs for automatic control.
Twenty distinct models are available, having pressure capabilities to 300 PSIG (21 Bar) @ 3 GPD (0.5 lph), and flow capacities to 600 GPD (94.6 lph) @ 30 GPD (2 lph), with a turndown ratio of 100 : 1. Metering performance is reproducible to within +/- 2% of maximum capacity.
Features :
- Automatic control, available with 4-20mADC direct or external pacing, with stop function
- Manual control by on-line adjustable stroke rate and stroke length
- Auto-Off-Manual switch
- Highly reliable timing circuit
- Circuit protection against voltage and current upsets.
- Panel mounted fuse
- Solenoid protection by thermal overload with auto-reset
- Water resistant, for outdoor and indoor applications
- Indicator lights, panel mounted
- Guided Ball Check Valve Systems, to reduce back flow and enhance outstanding priming characteristics
- Safe and Easy Priming with durable leak-free bleed valve assembly (standard)
Operating Benefits of Pulsafeeder LPD3 Metering Pump :
- Reliable metering performance
- Rated “hot” for continuous duty
- High viscosity capability
- Leak-free, seal less, liquid end
Specifications and Model Selection :
Model | LPD3 |
Capacity Nominal (max.) | 0.5 gph 12 gpd 1.9 lph |
Pressure (max.) | 250 PSIG 17 Bar |
Connection | Tubing : 1/4″ ID X 3/8″ OD 3/8″ ID X 1/2″ OD Piping : 1/4″ FNPT |
Engineering Data :
Pump Head Materials Available | – Glass-filled Polypropylene (GFPPL) – Polyvinyl Chloride (PVC – Polyvinylidene Fluoride (PVDF) – 316 Stainless Steel |
Diaphragm | PTFE – faced CSPE – backed |
Check valve materials available | – Seats/ O-rings : PTFE, Generic Formulation of Hypalon (CSPE), Viton – Balls : Ceramic, PTFE, 316 SS, Alloy C |
Fittings Materials Available | GFPPL PVC PVDF |
Bleed Valve | PTFE CSPE Viton Ceramic Alloy C GFPPL PVC PVDF |
Injection valve and foot valve assy | PTFE CSPE Viton Ceramic Alloy C GFPPL PVC PVDF 316 SS |
Tubing | Clear PVC White PE |