Barsntead D4641 and D4631 E-Pure Lab Water Systems - EPURE WATER
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Barsntead D4641 and D4631 E-Pure Lab Water Systems



Barnstead D4641 E-Pure lab Water System    Barnstead D4631 E-Pure Water System

General Specifications

  • Feedwater Requirements
  • Type (1) Tap, RO, DI, distilled.
Pressure Range
  • Gravity feed to 7 kg/cm2 (100 psig) maximum

Temperature Range

  • 4-49°C (40-120°F)

Product Water

  • Water Quality Type 1 Reagent Grade Water (RGW) per ASTM-D1193, NCCLS-ASC-3, and CAP.

Flow rate (Maximum)

Type 1 RGW-Filtered Pressure feed

  • 60 Hz 2.5 lpm (40 psig inlet min.)
  • 50 Hz 2.0 lpm

Gravity feed

  • (12” H2O) 60 Hz 1.5 lpm 50 Hz 1.3 lpm

E-pure will product Type I water using pretreated water (RO, DI, Distilled) or high quality tap water, provided feedwater suitability is qualified laboratory analysis and recommended faucet flow rate is maintained.

Flow rates are dependent on operating conditions and filter usage. Flow rates will also depend on filter compaction.

Overall Installed Dimensions

3-module

  • Width 30” (762 mm)
  • Depth 7-1/2” (191 mm)
  • Height 26” (660 mm)

4-module

  • Width 36-1/2” (927 mm)
  • Depth 7-1/2” (191 mm)
  • Height 26”

Operating Weight

  • 3-module 27.2 kg (54 lbs.)
  • 4-module 32.7 kg (67 lbs.)

Mounting Wall mount with brackets provided.

Plumbing Connections

  • Feedwater Inlet 3/8" OD tubing or 1/4" NPTF

Product Water Outlet

  • For Type I Water 1/2" OD hose barb

Electrical Requirements

Voltage and Frequency (Nominal)

  • 100 VAC, 50/60 Hz 85-110 VAC, 47-63 Hz, 1 phase
  • 115 VAC, 50/60 Hz 98-127 VAC, 47-63 Hz, 1 phase
  • 230 VAC, 50/60 Hz 196-253 VAC, 47-63 Hz, 1 phase

Protection

  • 100 VAC service 3 ampere slow blow fuse
  • 115 VAC service 3 ampere slow blow fuse
  • 230 VAC service 2 ampere slow blow fuse

Resistivity Measurement

  • Range 0.01-18.3 megohm-cm [temperature compensated to 25°C (77°F.)]
  • Accuracy ± 3% FS
  • Cell 0.1 constant

Environmental Conditions

  • Operating: 17°C - 27°C; 20% to 80% relative humidity, non-condensing. Installation Category II
  • (over-voltage) in accordance with IEC 664. Pollution Degree 2 in accordance with IEC 664.
  • Altitude limit: 2,000 meters.
  • Storage: -25°C to 65°C; 20% to 80% relative humidity
Barsntead D4641 and D4631 E-Pure Lab Water Systems

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