60480

60480 Datasheet


60478 C/E OH Ionizer 24" 60479 C/E OH Ionizer 48" 60481 C/E OH Ionizer 24" 60482 C/E OH Ionizer 48" 60480 Replacement Emitter

Part Datasheet
60480 60480 60480 (pdf)
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CRITICAL ENVIRONMENT C/E SERIES OVERHEAD IONIZER OWNER’S MANUAL

Made in America DESCO WEST - 3651 Walnut Avenue, Chino, CA 91710
• 909 627-8178
• Fax 909 627-7449 DESCO EAST - 90 Hudson Road, Canton, MA 02021
• 781 821-8370
• Fax 781 575-0172
• Web Site TB-2087 3/02 Page 1 of 8

Ionizers are useful in preventing electrostatic charge generation, ElectroStatic Discharge, ElectroStatic Attraction, as well as preventing equipment latch-up and safety related shock. ANSI/ESD S20.20 Paragraph Protected Areas Requirement states "Ionization or other charge mitigating techniques shall be used at the workstation to neutralize electrostatic fields on all process essential insulators if the electrostatic field is considered a threat." Ionization is used to neutralize charges on process necessary insulators and isolated semiconductors. Some examples of process necessary insulators are the PC board itself, plastic test stands, plastic housing where a PCB may be mounted, as well as computer monitor screens and regular cleaning wipes. Examples of floating or isolated conductors are loaded PCB mounted in a stand where the pins are not contacting the dissipative workstation. Ionization is not effective on items that have large capacitance, like people and carts however, ionizers should be considered as a method for charge neutralization in cases where grounding cannot be achieved.

Air ionization can neutralize the static charge on insulated and isolated objects by producing separate charges in the molecules of the gases of the surrounding air. When an electrostatic charge is present on objects in the work environment, it will be neutralized by attracting opposite polarity charges from the ionized air. Note that ionization systems should not be used as a primary means of charge control on conductors or people. Reference IEC 61340-5-2:1 paragraph

The Desco Critical Environment overhead ionizers are NIST calibrated and are available in four models:

IONIZER SELECTION ANSI/ESD S20.20 paragraph ESD Control Program Plan Guidance states "The Plan should include a listing of the specific type of ESD protective materials and equipment used in the Program." When selecting an ionizer life cycle costs should be considered including equipment cost installation cost and operation and maintenance cost.

The C/E series offers many design improvements, most notably, our patented "Emitter Cassette" see figure While other manufacturers attempt to simplify or automate the cleaning of the emitter pins, what remains is one major flaw in the process - unless the ionizer is removed to another area, the contamination ends up on the workstation and on any product that happens to be nearby. The C/E series solves this problem. When the emitters need to be cleaned, the cassettes are easily removed from the unit and taken to another area to be cleaned. This takes the dirt away from the workstation and product. To eliminate downtime, a spare set of clean emitter cassettes can be dropped in. The others can be cleaned when convenient. This concept is so unique, that we have been awarded a patent* on it.

Model Description

Voltage

Figure Removable emitter cassette
60478 C/E OH Ionizer 24" 60479 C/E OH Ionizer 48" 60481 C/E OH Ionizer 24" 60482 C/E OH Ionizer 48" 60480 Replacement Emitter

Cassette
120V 220V N/A

The 60478 and 60481 are 24" long units with 2 fans, and the 60479 and 60482 are 48" long units with 4 fans. All models have the same features permitting the user to select the best size for the application. Since our introduction of the first overhead ionizer in the market, we have continued to enhance our offerings with the most advanced features available.
• Removable emitter cassettes allow you to minimize contamination of the work area.
• Closed-loop feedback electronic balance system continuously monitors output for optimal performance.
• I/O port allows auto-calibration and remote status monitoring.
• Sealed plenum chamber around each fan minimizes contamination.
*U.S. Patent #6,137,670

DESCO WEST - 3651 Walnut Avenue, Chino, CA 91710
• 909 627-8178
• Fax 909 627-7449 DESCO EAST - 90 Hudson Road, Canton, MA 02021
• 781 821-8370
• Fax 781 575-0172
• Web Site:

TB-2087 Page 2 of 8
• Non-volatile adjustments for balance and fan speed are maintained in the absence of power.
• Lockout key with distinctive front panel indicator prevents unauthorized adjustment.
• Balance is individually adjustable at each fan zone.
• Flashing front panel signal indicates when cleaning is needed.
• IEC input and output connectors allow daisy-chaining of a second unit.
• Stainless steel and powder-coated aluminum construction for durability and long life.

Specifications

Input Power:
120VAC 250mA 24" model 120VAC 400mA 48" model 220VAC 250mA 24" model 220VAC 400mA 48" model

IEC Outlet:

Allows a second unit to be daisy-chained

Fuse:
5x20mm 3 amp time lag

Air Flow:
80-170 CFM 24" model 160-340 CFM 48" model

Emitters:
100% Tungsten, replaceable

Ionization Type Steady-state DC

Balance:
0+/-10 volts at set-up at 24" above charged plate analyzer
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Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived 60480 Datasheet file may be downloaded here without warranties.

Datasheet ID: 60480 508557