Dlx Model Option; Specifications For E-Series Machines; Table 1. Flow Specifications For E4H Machines, 50-75% Recovery - GE E4H Series Operation And Maintenance Manual

• Automatic inlet shutoff valve
• Pre-filter housing and 1-micron cartridge filter
• Pre-filter, post-filter, primary and final pressure gauges
• Digital concentrate and permeate flow meters
• Digital conductivity monitor, panel-mounted, for permeate quality monitoring
Autoflush System - programmable, automated high-velocity membrane flushing for
the longest membrane life; set at the factory and adjustable in the field
• Gauges, valves and rigid piping of stainless steel or plastic
• Membrane housings, all 304 stainless steel, with Noryl end caps
• 316 stainless steel concentrate and recycle valves
• All components in contact with the purified water (permeate) are either FDA-
acceptable plastic (nylon, Noryl, polypropylene, PVC) or stainless steel materials.
• All high pressure fittings are 304 stainless steel.
• Alarms included: low inlet pressure and high amp draw
1.4.2.

DLX Model Option

The DLX package contains all of the above ECN standard features along with a PLC
control system.
• Multi-stage centrifugal pump, SS construction (316 stainless steel end castings and
other wetted parts, Noryl internals)
• Autoflush System - programmable, automated high-velocity membrane flushing for
the longest membrane life; set at the factory and adjustable in the field
• All high pressure fittings are 304 stainless steel.
• Special electrical upgrade package includes PLC controller with alarm delay
shutdown for low inlet pressure condition to prevent pump damage should
pressure fall below 15 psig (1 bar)
• Clean-In-Place (CIP) system
• Digital flow meter and conductivity controller
• Digital pH controller
• Alarms included: low inlet pressure, high amp draw, high / low pH

1.5. Specifications for E-Series Machines

The machine flow specifications listed in Table 1 below are based on 77°F (25°C) and
2,000 ppm NaCl.
Table 1. Flow Specifications for E4H Machines, 50-75% Recovery
Model
Units
gpm (m
Permeate Rate
11.2 (2.56)
Concentrate
Rate
Feed Rate 22.4-14.9
E4H Series
Operation & Maintenance Manual
E4H-16K E4H-21K
/h) gpm (m
3
15 (3.4)
11.2-3.7 15-5 (3.4-
(2.5-0.8) 1.1)
30-20 (6.8-
(5.1-3.4) 4.5)
E4H-27K
/h) gpm (m /h)
3 3
18.8 (4.3)
18.8-6.3
(4.3-1.4)
37.6-25.1
(8.5-5.7)
E4H-38K E4H-43K
gpm (m /h) gpm (m
3
26.2 (5.9) 30 (6.8)
26.2-8.7 30-10 (6.8-
(5.9-2.0) 2.3)
52.4-34.9 60-40 (13.6-
(11.9-7.9) 9.1)
10
/h)
3