500-D Series Hydraulic Diaphragm Pumps
Reference Price
$0.00
500-D Series Hydraulic Metering Pumps are Neptune's Duplex design. Neptune's Duplex design configuration includes a two micrometer dials with two liquid heads.
Liquid Head Materials of Construction
- 316SS
- C-20
- PVC
- PVDF
Diaphragms
- PTFE
O-Rings
- FKM as standard (PTFE available)
Capacity
- 1.60 gph (6.05 L/h) to 68.0 gph (257.4 L/h)
Max Pressure
- 3,000 psi (206.8 bar)
Max Temperature
- 316SS - 200°F (93°C)
- C-20 - 200°F (93°C)
- PVC - 125°F (52°C)
- PVDF - 125°F (52°C)
Standard Motor
- 1/3HP-1ph-115VAC-60c-TEFC
Features and Benefits
- EZE-CLEAN™ Valves – feature cartridges that can be removed for cleaning without disturbing the piping to the pump
- Ten turn micrometer dial calibrated in 1% increments, with the ability to adjust capacity from 10% to 100%
- Variable Oil By-Pass™ Stroke Adjustment provides a better valve performance when compared to variable linkage designs
- Bright color contrasted dial protected from corrosion by clear PVC Covering
- Stroke mechanism moves only when adjustment is made, eliminating wear
- Piston is powered through complete stroke length at all capacity adjustments, eliminating stress, wear and shock of lost motion designs
- Totally enclosed fan-cooled motor with built-in automatic thermal overload
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