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Modular Wet Processing Stations

Ordering Information
Configurations and Specifications
Options
Modular Wet Processing Stations Modular Wet Processing Stations
Modular Wet Processing Stations airflow color key
Standard Wet Bench, shown with optional Vertical Laminar Flow Hood
  • Economical turnkey solutions for a wide range of cleaning and processing requirements
  • Versatile deck configurations accommodate up to 7 sinks, rinsers, and other processing modules (deeper decks available for up to 14 modules)
  • Bi-directional exhaust system safely removes hazardous fumes
  • Fits beneath Terra's Vertical Laminar Flow station to allow HEPA-filtered processing and exhaust ventilation
  • Optional control modules isolate bath controls from the processing area
  • Custom engineered to meet specific application requirements!
 
Ordering Information
Specify the station of the desired size and material. Additional charges may apply for special plumbing materials or third-party certification. Deeper decks are available for double rows of process baths. Baths, sinks, faucets and other processing equipment are also available. Call to discuss your requirements with a Terra process engineer.
Modular Wet Processing Station*
Overall Width
nominal,
inches
(mm)
Work Area
Dimensions
W" x D"
(mm)
Polypropylene 304 Stainless Steel
Cat. # Price Cat. # Price
48
(1219)
36 x 23
(914 x 584)
2000-16 Details 2001-04 Details
60†
(1524)
48 x 23
(1219 x 584)
2000-17 Details 2001-05 Details
72
(1829)
60 x 23
(1524 x 584)
2000-18 Details 2001-06 Details
96
(2438)
84 x 23
(2134 x 584)
2000-19 Details 2001-07 Details

* All models on this chart are designed for rear panel mounting of controllers (as shown in photo above).
Call for a quotation on models with head case panel mounts.
† Because 60” (1524 mm)-wide units use FFUs of different sizes, air velocity measurements taken across the hood width may not be completely uniform. Select 48", 72" or 96"  (1219 mm, 1829 mm, 2438 mm) widths if uniformity is required.

 
These modular benches accommodate a complete line of baths, rinsers, cleaners, and other processing modules to suit your application.

All-polypropylene models are compatible with most acids and other process chemistries. 304 Stainless steel models are suitable for solvent cleaning. Both standard systems include a raised lip to contain spills and a sub-deck plenum with a 2" (51 mm)-diameter drain valve for safe collection of overflow chemicals. An optional plenum flush feature lets you wash this sink with water as it drains.


Versatile Configurations

Select from among three configurations (see illustrations below). The standard bench is designed for operation with Terra's Vertical Laminar Flow Station and features controls mounted at the rear of the processing area. The Vertical Laminar Flow Station provides a continuous flow of filtered air to the work area. It incorporates HEPA filters and operates at only 50dBA.

These benches accommodate a complete line of baths, rinsers, cleaners, and other processing modules to suit your application. All polypropylene models are compatible with most acids and other process chemistries. 304 Stainless steel models are suitable for solvent cleaning applications. Select among these standard configurations:

 
Standard Wet Bench Standard Wet Bench
For use with Vertical Laminar Flow Hood
This economical design allows placement beneath a laminar flow hood, which provides a downward flow of HEPA-filtered air to prevent particulate contamination in the work area. A 10" (254 mm)-diameter flange is provided on the rear of the station for connection to your in-house ventilation system. A 2.5" (64 mm) raised lip surrounds the work area to prevent floor spills, and perforations along the front lip safely drain spills into the full-length plenum sink located under the work surface. An optional plenum flush quickly empties the plenum through a drain valve.

Convenient front-panel valves control operation of nitrogen or auxiliary gas equipment, DI water, exhaust venting, and power. A storage area below the deck holds collection tanks or reserve chemicals.

In this configuration, process bath controls are mounted at the rear of the station, immediately above air-flow control baffles.


Standard Wet Bench Standard Wet Bench—
with Overhead Control Case
As an alternative to a side control module, process bath controls are mounted inside an overhead control case. This configuration eliminates the need for operators to reach over baths in order to access controls. For additional safety, an optional vapor containment hood is installed over the work deck.

 

These modular, economical stations are configured to meet your processing requirements for bath layout, particle-free laminar flow, exhaust fume removal—even robotic transfer.

 
Standard Wet Bench Standard Wet Bench—
with Side Control Module For use with Vertical
Laminar Flow Hood In many applications, safety dictates that process bath controls be isolated from the process baths. A side control module allows operators convenient access to all system controls without the need to reach over potentially hazardous process chemicals. The housing includes all electronics, and allows convenient service access from the right side of the unit.
   
Polypropylene Acid/Base Etching Bench   304 Stainless Steel Solvent Cleaning Bench
Polypropylene Acid/Base Etching Bench   304 Stainless Steel Solvent Cleaning Bench
Adjustable baffles let you balance the bi-directional air flow at the work surface.  
Fire-retardant polypropylene available!
Adjustable baffles let you balance the
bi-directional air flow at the work surface.
   
Adjustable baffles on the wet processing station let you balance this flow of air between the front and the rear of the processing deck, as your application requires. Opening them completely ventilates fumes away from the operator; closing them increases the force of the filtered-air curtain at the front of the station.

Whatever your application, Terra engineers will work with yours to develop a deck configuration that's right for your process. Baths, rinsers, and other process modules can be arranged in a single or double row.

Standard systems include a reinforced bench of the specified size and material, a storage cabinet, and a 10" (254 mm)-diameter exhaust flange. Polypropylene leveling feet are included; specify optional 4" (102 mm)-diameter retractable casters for easier positioning. Convenient front-panel valves control operation of nitrogen or auxiliary gas equipment, DI water, exhaust venting, and power (order separately).

Specifications
Construction: All stress-relieved white polypropylene, 0.5" (13 mm) thick or all 304 stainless steel. Standard plumbing is PVC (specify stainless steel or other desired material).
Exhaust: Ducted through a standard 10" (254 mm)-diameter flange positioned at the rear of the bench (see airflow illustration). Specify other desired flange diameter or location.
Storage Cabinet: 35"D x 12"H x 44" (889 mm x 305 mm x 1118 mm), 56" (1422 mm), 68" (1727 mm) or 92"W ( 2337 mm); dual sliding polypropylene doors
Drain: 2" NPT female, located at bottom of sub-deck plenum chamber
Power: 120VAC, 60Hz or 220VAC, 50Hz. Power outlets available for process equipment.
Controls: Standard installation for process bath controls is at the rear of the wet station (select overhead or side control case as options).
Dimensions: 48" (1219 mm), 60" (1524 mm), 72" (1829 mm) or 96"W x 36"D x 47"H (2438 mm x 914 mm x 1194 mm), nominal)
Filter/Fan Unit: FFU generates 650 CFM (1104.4 m³/hr) of air. Blower is rated for continuous duty; furnished with overload protection. Noise factor: 50 dBA. Filter type: 99.99% efficient HEPA.

FFUs must be ordered separately

52"W (1321 mm) Hood - (1) 48" x 24" (1219 mm x 610 mm) FFU
64"W (1626 mm) Hood - (1) 36" x 24" (914 mm x 610 mm) and (1) 24" x 24" (610 x 610 mm) FFU
76"W (1930 mm) Hood - (1) 48"W x 24" (1219 mm x 610 mm) and (1) 24" x 24" (610 x 610 mm) FFU
100"W (2540 mm) Hood - (2) 48"W x 24" (1219 mm x 610 mm) FFU
Illuminator: Fluorescent, 100 foot candles. Does not disturb air flow.
Access Shields: Side shields made of static-disspative PVC; Optional counterweighted front shield can be raised and lowered for operator safety and control of laminar air flow

Vertical Laminar Flow Stations for Wet Stations
Vertical Laminar Flow Stations dimensions benches dimensions
304 Stainless Steel Vertical Laminar Flow Station for Wet Stations* Plenum Flush
Dimensions
inches
(mm)
Requires 99.99% efficient
HEPA filter(s)**
feet
(mm)
304 Stainless Steel PVC with DI H2O
Nozzles
120VAC, 50/60Hz 220VAC, 50Hz
A B C x D (order above) Cat. # Price Cat. # Price Cat. # Price
52
(1321)
49
(1245)
48 x 30
(1219 x 762)
(1) 2 x 4
(610 x 1219)
2004-10 Details 2004-10-220 Details 2001-34 Details
64
(1626)
61
(1626)
60 x 30
(1524 x 762)
(1) 2 x 2 + (1) 2 x 3
(610 x 610 + 610 x 914)
2004-11 Details 2004-11-220 Details 2001-35 Details
76
(1930)
73
(1854)
72 x 30
(1829 x 762)
(2) 2 x 3
(610 x 914)
2004-12 Details 2004-12-220 Details 2001-36 Details
100
(2540)
97
(2464)
96 x 30
(2438 x 762)
(2) 2 x 4
(610 x 1219)
2004-13 Details 2004-13-220 Details 2001-37 Details
*Rear panel is made of stainless steel.
** Order Filter/Fan Units with HEPA filters separately.
Powder Coated Steel Vertical Laminar Flow Station for Wet Stations* Plenum Flush
Dimensions
inches
(mm)
Requires 99.99% efficient
HEPA filter(s)**
feet
(mm)
Powder Coated Steel PVC with DI H2O
Nozzles
120VAC, 50/60Hz 220VAC, 50Hz
A B C x D (order above) Cat. # Price Cat. # Price Cat. # Price
52
(1321)
49
(1245)
48 x 30
(1219 x 762)
(1) 2 x 4
(610 x 1219)
2004-20 Details 2004-20-220 Details 2001-34 Details
64
(1626)
61
(1626)
60 x 30
(1524 x 762)
(1) 2 x 2 + (1) 2 x 3
(610 x 610 + 610 x 914)
2004-21 Details 2004-21-220 Details 2001-35 Details
76
(1930)
73
(1854)
72 x 30
(1829 x 762)
(2) 2 x 3
(610 x 914)
2004-22 Details 2004-22-220 Details 2001-36 Details
100
(2540)
97
(2464)
96 x 30
(2438 x 762)
(2) 2 x 4
(610 x 1219)
2004-23 Details 2004-23-220 Details 2001-37 Details
*Rear panel is made of polypropylene.
** Order Filter/Fan Units with HEPA filters separately
Options Side Panel Motorized Shield
Dimensions of VLF
inches
(mm)
Static-Dissipative
PVC
Static dissipative PVC 
Static-Dissipative
PVC
Static dissipative PVC
A B C x D Cat. # Price Cat. # Price
52
(1321)
49
(1245)
48 x 30
(1219 x 762)
2004-03 Details 9207-04 Details
64
(1626)
61
(1549)
60 x 30
(1524 x 762)
2004-03 Details 9207-05 Details
76
(1930)
73
(1854)
72 x 30
(1829 x 762)
2004-03 Details 9207-06 Details
100
(2540)
97
(2464)
96 x 30
(2438 x 762)
2004-03 Details 9207-07 Details
Filter Fan Units
Model
inches
(mm)
Avg. CFM
CFM
(m3/hr)
Power With
HEPA Filter
With
ULPA Filter
Cat. # Price Cat. # Price
48 x 24
(1219 x 610)
644
(1095)
120VAC, 50/60Hz
220VAC, 50Hz
6601-24-H Details 6601-24-U Details
6601-24-H-220 Details 6601-24-U-220 Details
36 x 24
(914 x 610)
477
(811)
120VAC, 50/60Hz
220VAC, 50Hz
6601-23-H Details 6601-23-U Details
6601-23-H-220 Details 6601-23-U-220 Details
24 x 24
(610 x 610)
310
(527)
120VAC, 50/60Hz
220VAC, 50Hz
6601-22-H Details 6601-22-U Details
6601-22-H-220 Details 6601-22-U-220 Details
Specifications
General Construction: Fabricated of 1.5" x 3" (38 mm x 610 mm) 304 stainless steel members. FFUs encased in 304 stainless steel overhead housing. Base includes 1" (25 mm) 304 stainless steel leveling feet.
Rear Panel: Polypropylene or stainless steel. Extends from hood to benchtop height, 31" (787 mm) above floor, to optimize laminar flow.
Side Panels: 29"D x 32"H (737 mm x 813 mm) , static-dissipative PVC
Prefilters: Washable polyurethane foam, located at top of FFUs
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