$4,105.52
981 in stock
Pulsafeeder BLACKLINE Series MD Mechanical Diaphragm Metering Pump. (with VFD Variable Frequency Drive)
7 GPH @ 150 PSI.
VFD Input Power: 115/230 VAC, 50/60 Hz, 1 Phase
Motor (Powered by VFD): TEFC – NEMA 56C, 3P, 230/460V, 50/60Hz, 1/2 Hp (VFD 10:1)
4-20 mA or 0-10VDC signal input controls stroke frequency 10:1 Turn-Down
Manual stroke length adjustment (0 to 100%) 10:1 Turn-Down.
The VFD (Variable Frequency Drive), NEMA 4X, IP65 Enclosure is attached to motor mount frame.
General Description
The BLACKLINE Series MD is a motor driven, spring return mechanical diaphragm metering pump for precise and accurate metering control. With many standard features, the Series MD includes oil lubricated ball bearings in a die-cast aluminum housing, long life reinforced PTFE diaphragm, micrometer style stroke length adjuster with a standard turndown ratio of 10:1 or up to 100:1 with the optional VFD Vector Drive. These reliable metering pumps are designed to perform in the widest range of chemical dosing applications.
Easy to Install, Rugged Construction
Simple, intuitive design is easy to operate and maintain. Oil free, greased for life bearing with no more oil to buy or change. Compact and lightweight. Designed to withstand both indoor or outdoor rigors (when protected from precipitation and direct sunlight).
Manual Stroke Adjustment Mechanism
Manual micrometer style stroke adjustment; 10:1 turndown.
Cartridge Check Valves
Guided ball check system reduces back flow and enhances priming characteristics. Simple o-ring seals provide for reliable leak free performance and easy replacement.
Materials of Construction
See Specifications tab.
BLACKLINE Metering Pump Possible Applications (with appropriate pump model and materials of construction.)
Typical applications include: acids, caustics, polymers, bleaches, pH control, solvents, dyes/ink, catalyst, cleaning agents, and much more.
When used in a system, the BLACKLINE Pump can be used in applications such as: Water Conditioning Service – Chlorination; Water Treatment Service – Odor Control; Wastewater Service – Polymer Injection; Process pH Treatment – Acids & Caustics; and Process Water – Corrosion Inhibitor.
WARNING: A pressure relief valve MUST be installed in the discharge line of all motor driven pump (order as a separate line item)
| Product Type: | Diaphragm Metering Pump, Mechanically Driven |
| Brand: | Pulsafeeder |
| Product Line: | Blackline |
| Max Flow (GPH): | 7.0 |
| Max Flow (GPD): | 168.0 |
| Max Pressure (PSI): | 150 |
| Max Viscosity (CPS): | 1000 |
| Max Strokes per Minute: | 84 |
| Flow Control: | 4-20mA or 0-10VDC signal input controls stroke frequency, Manual stroke length adjustment (0 to 100%) |
| Turn Down Ratio: | 100:1 |
| Head/Fittings: | PVDF / PVDF (Double Ball Check Valves) |
| Valve Balls: | Pyrex |
| Diaphragm: | PTFE faced, long life |
| Valve / Seat / O-Ring: | PTFE / PTFE |
| Motor: | TEFC – NEMA 56C, 1/2 Hp, 230/460 VAC, 50/60 Hz, 3 Phase |
| Connections: | Pipe 1/2″ FNPT |
| Power Supply: | 115/230 VAC, 50/60 Hz, 1 Phase |
| Operating Modes: | Manual, (VFD 10:1) |
| Net Weight: | 71.5 lbs |
| Includes: | Installation, Operation, and Maintenance Instruction Manual |
