3M Overhead Air Ionizer 991 Instructions
Contents
1. Overhead Air Ionizer 991 Instructions November 2006 78 9100 1135 8 Table of Contents Safety Information Li 3 T 0 DeSCEIBUOTE le I tir S alc A T QUEI ROTA 2 0 Installation 6 SUDDIICO PADS iii iii 6 L E iaa 6 Power Plus e ep ee 7 Multiple Ionizers Inter CONE CON serrano ioni q SOODE A nin 8 KE PR EA 8 Fat MAG EE ia yalla tual le salma in resm alanla b 8 NS euer 8 AE YE o 9 ARAS e A m a Haa ka yy ma bap yaa 9 ASA ae bl bl e Nd nl a el sebo le ip grek lin ilmidir eli 9 MERCI 9 Ponne Pone neri 10 Auto Clean System K e O oO E E Pe PES GE CGE ERE bile 10 EA e UI A RINT UP 11 Properties e VY ANUS ere 11 Dimension Drawing serotonina E 12 MER 12 7 0 Customer and Technical Service 12 Safety Information Read understand and follow all safety information contained in these instructions prior to installation and use of the 3M Overhead Air Ionizer 991 Retain these instructions for future reference Intended Use The 3M Overhead Air Ionizer 991 is designed to neutralize static charge on non conductive objects and work surfaces in an electronics manufacturing environment It is intended to function as a stand alone device The ionizer is not intended to replace proper grounding of personnel The product is designed for indoor use only and has not been tested or proven safe for other2. cord used to connect between each unit must be constructed of 18 AWG 0 8 mm 3 conductor cable maximum length 12 inches 30 47 cm e Use of extension cords is not recommended To reduce the risk associated with property damage due to use of the lonizer 991 being used in place of proper ESD grounding procedures for personnel Use of the 3M Overhead Air lonizer 991 is not intended to replace proper grounding of personnel Explanation of Symbols i Refer to Instruction Manual A High Voltage Present inside Unit 1 0 Description Overview The 3M Overhead Air Ionizer 991 neutralizes static over bench top areas without occupying valuable work space The Ionizer 991 operates with steady state DC ion emission that provides fast discharge with low airflow Emitter points are placed behind the fan to eliminate field induced charge and to ensure a homogenous mixture of ionized air The Ionizer 991 is available in the following configurations 98 0798 5683 1 Overhead Air lonizer 991 with North America Power Cord 98 0798 5684 9 Overhead Air lonizer 991 with UK Power Cord 98 0798 5694 8 Overhead Air lonizer 991 with Germany Power Cord 98 0798 5695 5 Overhead Air lonizer 991 with China Power Cord Features of the 3M Overhead Air lonizer 991 Length 44 inches 111 8 cm e Fans 3 Fan Speeds High and low switched high low amp OFF Protective Fan Filters Open cell foam filters on fan intakes protect the internal com
3. operation of the fan the brush retracts to prevent emitter point wear Note Remove any contamination sensitive objects below the ionizer before activating the Auto Clean System To operate the Auto Clean System switch off the ionizer The Auto Clean System brush will extend as the fan slows to a stop Allow the fan to come to a complete stop and then turn the fan back on Wait three minutes for any loose particles to be dispersed Note Activate the Auto Clean System regularly to prevent excessive build up of debris 3M recommends activating the Auto Clean System at least once a week Cleaning schedules will vary depending on environmental conditions and application requirements Emitter Points 4x Auto Clean Brush Fig 8 5 0 Specifications a ere Values Stedystate DO state DC EL NM Points 0 12 in 3 048 mm tungsten wire internally shielded 2 year life estimated apen M CFM pr mghspedieear O O OOOO Audible Noise 63 dB high fan speed KG gg REN Poe T TTT Discharge Time lt 8 seconds directly under each fan at 18 in 46 cm distance high fan speed Offset Voltage Balance lt 20 volts directly under each fan at 18 in 46 cm distance high fan speed Power Outlet IEC60320 female unfused 5A maximum load Alarm Relay Closure Modular handset jack rated 1A maximum 30 volts Coverage Area 2 ft x 4 ft 61 cm x 122 cm directly under ionizer indicate BrcoiorLED greenpower ON red powe
4. shall have no force or effect unless expressly agreed upon in writing by an authorized officer of 3M Warranty Limited Remedy Limited Liability This product will be free from defects in material and manufacture for a period of one year from the time of purchase 3M MAKES NO OTHER WARRANTIES INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE If this product is defective within the warranty period stated above your exclusive remedy shall be at 3M s option to replace or repair the 3M product or refund the purchase price of the 3M product Except where prohibited by law 3M will not be liable for any indirect special incidental or consequential loss or damage arising from this 3M product regardless of the legal theory asserted 3M Electronics 6801 River Place Blvd Austin TX 78726 9000 800 328 1368 Litho in USA www 3M com electronics Please recycle 3M 2006 78 9100 1 135 8
5. uses Explanation of Signal Word Consequences 8 Indicates a potentially hazardous situation which if not avoided could result in AWARNING death or serious injury and or property damage Indicates a potentially hazardous situation which if not avoided may result in CAUTION property damage A WARNING To reduce the risk associated with hazardous voltage due to a user or installer attempting to service the 3M Overhead Air lonizer 991 Do not remove the grills or disassemble the unit The ionizer has no user serviceable parts Contact 3M Customer Service Department if service is required Unauthorized service will void the warranty Before cleaning any part of the ionizer make sure that the unit is turned OFF and the power cord is disconnected from the power source To reduce the risk associated with hazardous voltage due to the lonizer 991 being used in wet locations e Do not use this product outdoors Rain or moisture may increase risk of electrical shock To reduce the risk associated with fire due to use of the lonizer 991 in explosive or potentially explosive environments e Do not use this product in an explosive or potentially explosive environment This product is not designed to be intrinsically safe Arcing between emitter points can occur To reduce the risk associated with fire due to use of incorrect power connections for single or multiple lonizer 991 units Do not daisy chain more than 10 units The power
6. G 0 8 mm 3 conductor cable maximum length 12 inches 30 47 cm Cleaning Solution Required Cleaning Materials e Solution of 50 Deionized Water and 50 Isopropanol IPA e Clean Room approved Swab foam is not recommended Clean Room compatible Wipe Chassis Cleaning Moisten a cloth with IPA solution Wipe off any dirt that may have accumulated on the surface of the chassis Change the cloth frequently to ensure that the dirt is being completely removed from the chassis Note Use only the recommended diluted IPA solution to clean the chassis Do not use any cleaners or solvents that may damage the powder coat finish of the chassis Air Filters Cleaning Eventually air filters may become dirty or deteriorate Maintenance schedule will be determined by environmental conditions To wash or replace the filters 1 Switch OFF power to the ionizer The foam filters will then loosen for removal Fig 7 2 Remove the filters from the top of the chassis Wash the filters in warm water and mild detergent solution Rinse filters with clean warm water until all detergent is removed 3 Dry the filters completely Note Filter must be dry before re installing them on the intake grills of the fans 4 To re install the filters place and center the filters over the grills Lightly position the filter with your fingers around the perimeter if required The filter will be held in place during operation by the suction of the fans No
7. ed on the end of the unit Fig 4 When a fault condition is detected the internal relay contacts will change states as indicated in the diagram Fig 6 below The relay can be interfaced to a user supplied alarm monitoring device or audible alarm The output jack is rated for a maximum current of 1 0 amp and 30 volts ALARM RELAY OUTPUT ALARM OFF ALARM ON BLOWER LED GREEN LED RED OFF NOTE LINE 4 NOT USED 4 4 MODULAR HANDSET PLUG AMP P N 5 641334 3 Fig 6 4 0 Maintenance A WARNING To reduce the risk associated with hazardous voltage due to a user or installer attempting to service the 3M Overhead Air lonizer 991 Do not remove the grills or disassemble the unit The ionizer has no user serviceable parts Contact 3M Customer Service Department if service is required Unauthorized service will void the warranty Before cleaning any part of the ionizer make sure that the unit is turned OFF and the power cord is disconnected from the power source To reduce the risk associated with fire due to improper cleaning or incorrect connection of multiple units e Do not use this product in an explosive or potentially explosive environment Arcing between emitter points can occur during operation if contamination is allowed to build up Follow periodic cleaning instructions carefully e Do not daisy chain more than 10 units The power cord used to connect between each unit must be constructed of 18 AW
8. f 18 AWG 0 8 mm 3 conductor cable The maximum connecting power cord length 1s 12 inches 30 48 cm between each unit 3 0 Operation To reduce the risk associated with property damage due to use of the 3M Overhead Air lonizer 991 being used in place of proper ESD grounding procedures for personnel Use of the lonizer 991 is not intended to replace proper grounding of personnel Operation Use the power fan speed slide switch located on the end of the ionizer to turn the unit ON Fig 4 When the ionizer is ON the bi color LED located on the bottom of the unit should illuminate green and all fans will rotate Fault Indicator In the event of a fault condition the bi color LED will change to illuminate red A fault condition indicates that the unit s internal high voltage power circuitry is not functioning correctly Causes may include e Low or incorrect input voltage e An internal part has been compromised In most cases the red condition is indicating that service will be required However before contacting 3M Customer Service Department for service check for the following if the LED is illuminated red Dirty emitter points Clean emitter points Incorrect input voltage or failures Ensure the ionizer has shorts or obstructions to power proper input voltage cables Alarm Output Jack The 3M Overhead Air Ionizer 991 can be connected to a remote alarm indicator or monitor by using the modular output jack locat
9. ociated with fire due to use of the lonizer 991 in explosive or potentially explosive environments e Do not use this product in an explosive or potentially explosive environment This product is not designed to be intrinsically safe Arcing between emitter points can occur Place one each of the provided air filters over each fan air intake grill Fig 3 Center the filters over the grills and lightly position in place with your fingers around the perimeter if required The filters will be held in place during operation by the suction of the fans Determine the location where you want to install the ionizer Keep in mind that mounting the unit to the ceiling or any structure must follow applicable building code requirements To ensure uniform discharge performance install the ionizer 24 inches 61 cm minimum above the work surface The unit is easily mounted using the supplied eye bolts and S hooks There are two threaded holes at each end of the chassis for insertion of the eye bolts Fig 3 Secure eye bolts with nuts as shown Additional chain or cable not supplied will be required Use the S hooks between the eye bolts and the chain or cable to allow easy access and removal of the unit for maintenance Attach one end of the chain or cable to each S hook and the other end to the ceiling or other mounting structure Eye bolts Filter a pa Y gt Overhead gir Ionizer Power Plug Connection A WARNING To reduce the risk a
10. ponents from environmental contamination Bi Color Red Green Indicator LED Illuminates green when power is applied to the ionizer and the unit is turned to low or high fan speed illuminates red when high voltage power supply failure has occurred Auto Clean System Brush mechanism installed on each fan sweeps the emitter points during start up and shut off operation of the ionizer This feature reduces the frequency of required manual emitter point cleanings as outlined in Section 4 0 of this manual During full operation of the fan the brush retracts to prevent wearing the emitter points Performance Discharge time tests indicate less than or equal to 8 seconds 1000V to 100V directly under each of the fans Note Testing performed with the unit mounted 24 inches above the work surface and fans at high speed using a charged plate monitor in accordance with the ESD Association Ionization Standard ESD STM3 1 2000 In a constant temperature humidity environment the 3M Overhead Air Ionizer 99 will maintain a balance of less than or equal to 20V There is a direct relationship between the distance the unit 1s installed from the work surface the area of coverage and the discharge time measured at the work surface Generally the greater the mounting distance from the work surface the greater the area of coverage will be and the longer the discharge time will be Fig 1 amp Table 1 The unit s internal emitter points are electros
11. r supplyfalure Mounting Foureyebotisand 1 Vin Shooks provided 44 in L x 6 in W x 4 in H mm AAPP Operating Environment Temperature 50 95 F 10 35 C Humidity 20 55 RH non hu Rots Compliant Is eer iiie D pW 11 Dimensional Drawing For Reference Only 16 0Q 65 00 8 32 THREADED INSERT 4X 5 00 3x AU xj LEFT SIDE 6 0 Accessories 3M Replacement Filters 991 F 3 Filters Pkg 3M ID 98 0798 5696 3 7 0 Customer and Technical Service For customer service and technical support within the US Contact 3M Electronic Solutions Division Customer Service Department 800 328 1368 For customer service and technical support outside the US Contact your local representative of the 3M Electronic Solutions Division 3M is a trademark of 3M Company Other trademarks used herein are the properties of their respective owners Important Notice All statements technical information and recommendations related to 3M s products are based on information believed to be reliable but the accuracy or completeness 1s not guaranteed Before using this product you must evaluate it and determine if it 1s suitable for your intended application You assume all risks and liability associated with such use Any statements related to the product which are not contained in 3M s current publications or any contrary statements contained on your purchase order
12. ssociated with fire due to use of incorrect power connections for single or multiple 3M Overhead Air lonizer 991 units e Use of extension cords is not recommended With the ionizer in place insert the female end of the supplied AC cord into the male IEC power plug connector located at one end of the unit Fig 4 Insert the male end of the AC cord into a properly grounded 100 230 VAC 50 60 Hz receptacle Note If a grounded AC outlet is not located near the ionizer an outlet should be installed following all applicable building and National Electrical Code requirements Multiple lonizers Interconnection A WARNING To reduce the risk associated with fire due to use of incorrect power connections for single or multiple lonizer 991 units Do not daisy chain more than 10 units The power cord used to connect between each unit must be constructed of 18 AWG 0 8 mm 3 conductor cable maximum length 12 inches 30 47 cm e Use of extension cords is not recommended Several ionizers can be connected together in a series called daisy chaining using the female AC outlet socket IEC60320 provided on the opposite end of the power input to the unit Fig 5 This outlet is unfused and has a maximum rating of SA The maximum recommended number of 3M Overhead Air Ionizers that can be daisy chained is 10 units Each ionizer has a current rating of 0 4A The power cord used to connect between each unit should be constructed o
13. tatically shielded to eliminate field induced charging Steady state DC ion emission provides fast discharge with low airflow for greater operator comfort The ionizer never needs calibration and requires very little maintenance The technology is based on a law of physics Conservation of Charge which states that charge cannot be created or destroyed in an isolated system By isolating the ionizer s emitter points from ground it ensures equal numbers of positive and negative ions 16 in T 16 in k 16 in Ni Fan Speed Offset Test Point H High e a Decay Rate Voltage Seconds Seconds Volte co 1 86 114 1 Y Ol l Oo V N O i wesch Sp l C O O1 iN Table 1 3M Overhead Air lonizer 991 Performance Typical Values At 75 F 50 RH 5 2 0 Installation Supplied Parts The 3M Overhead Air Ionizer 991 is supplied with the following items e Four each S hooks Eye bolts with Nuts Fig 2 e Air Filters 3 e Instruction Manual One of the Following Power Cords North America Power Cord 8 2 ft 2 5 m UK Power Cord 8 2 ft 2 5 m German Power Cord 8 2 ft 2 5 m China Power Cord 8 2 ft 2 5 m Mounting A WARNING To reduce the risk associated with hazardous voltage due to the lonizer 991 being used in wet locations Do not use this product outdoors Rain or moisture may increase risk of electrical shock To reduce the risk ass
14. te Replacement filters are available Section 6 0 Accessories Emitter Points Cleaning Monthly cleaning of the emitter points Fig 8 is recommended or as required based on environmental conditions Before cleaning the emitter points verify that the blower is switched OFF and that the power cord is disconnected Remove the foam air filters Use a lint free swab moistened with the IPA solution to reach through the top finger grills and remove any debris that may have accumulated on the ends of the emitter points by gently swabbing the tips of the wire emitter points Note Do not remove the emitter points When swabbing the emitter points be careful not to bend the emitter points out of position Performance may be affected if points are bent After the cleaning operation the emitter points should be horizontally level parallel to the fan hub and pointing towards the center of the fan Emitter points have an estimated 2 year life If you suspect your emitter points need to be replaced contact 3M Customer Service Department Section 7 0 Customer and Technical Service Auto Clean System Use The Auto Clean System 1s a mechanical device that physically removes particles from emitter points Fig 8 Note Users should consider carefully the appropriateness of using this device in an ultra clean environment The Auto Clean System features a brush mechanism that sweeps the emitter points when the ionizer is turned OFF and ON During full
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3M Overhead Air Ionizer 991 Instructions