Keysight Instrument Rack
Contents
1. Keysight Techno ogies does not warrant third party system level chassis controllers mod combination of ules etc per formance safety or regu atory compli ance unless specifically stated Safety Information A CAUTION denotes a hazard It calls attention to an operating procedure or practice that if not correctly per formed or adhered to could result in damage to the product or loss of important data Do not proceed beyond a CAUTION notice until the indicated conditions are fully under stood and met A WARNING denotes a hazard It calls attention to an operating procedure or practice that if not correctly performed or adhered to could result in personal injury or death Do not proceed beyond a WARNING notice until the indicated conditions are fully understood and met Safety Information The following general safety precau tions must be observed during all phases of operation of this instrument Failure to comply with these precau tions or with specific warnings or oper ating instructions in the product manuals violates safety standards of design manufacture and intended use of the instrument Keysight Technolo gies assumes no liability for the cus tomer s failure to comply with these requirements General Do not use this product in any manner not specified by the manufacturer The protec tive features of this product m2. Column 609 6 655 0 716 0 905 0 lt 55 0 Figure2 Side View of Top of Rack with Installed Components The dimensions of the E7590A are shown in Figures 3 All dimensions are in millimeters Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 600 0 1 1 A gt 000000000 Q o 1111 25 25 EIA Units 00000000000000 O o 1320 fo o o o o o o o o o o o o o o o ra o o o o o o o o o o o o o o o o o o o o o 000 00000000000 A y k boaocooooogpoooc 09000000 00000 0000p 0000 IIIT Figure3 E7590A Dimensions Front View The dimensions of the E3661B are shown below Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 14 1620 Description 600 0 je 1 1 EEES Era PE ET erat jas o o Ki o O o o o co o LS a o o o o a o Q o o y o o e o o o o o o o o o o o o o o O o o o o o o o ce o D 7 a a a o si o E o a 1422 4 2 5 32 EIA Units gt mi O m3 3 E 26 vo Sm Blo os Bo 450 8 ola 0 je gt OA o LES o o O O o o o o o 465 1 o G 2 o E o o o o o o O o Ll o 2 482 6 3 o o o o ys o o El o o Oo o o o ea o o O G o Q o o o o o del Eliminado o Figure4 E3661B Dimensions Front View The dim
3. Estimating Total Noise For a quick estimate of total noise from two sources see Figure 13 if the two dB levels are within 16 dB of each other If the difference is greater than 16 dB the effect of the lower noise level is negligible zero for calculations 4 0 3 0 2 0 Increase in Larger dB 1 0 2 4 6 8 10 12 14 16 Difference in dB Figure 13 Estimating System Noise For example the combination of a 50 dB noise and a 54 dB noise has a difference of 4 dB Using Figure 13 4 dB difference results in adding 1 4 dB to the higher noise resulting in an estimated 55 4 dB total noise Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 Procedures This chapter describes unpacking and repackaging the Keysight rack for shipment and common procedures such as positioning racks removal and replacement procedures Receiving This section contains information pertaining to unpacking inspection and reshipment Make sure that all doors elevators and passageways in route to the site are large enough to accommodate the rack The packaged physical specifications for the racks are listed below E7590A 1 52 m 60 in 76 m 30 in 1 7m 67 in 140 6kg 310 lbs E3661B 18m 72 in 76 m 30 in 1 7m 67 in 161 kg 355 lbs E3662B 2 2 m 87 5 in 76 m 30 in 1 7 m 67 in 177 kg 390 lbs Floor elevators and lifting equipment must be of sufficient capacity If the rack package is damaged upon receipt request that the carrier
4. Rack Lifting Hooks Four lifting hooks are fitted to the top of the rack Together they can support the weight of a rack loaded to maximum recommend gross weight Each hook is capable of supporting 227 kg 500 lbs Maximum recommended gross weight is 816 kg 1800 lbs Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 Anti tip Stabilizer Standard on each Keysight rack is a retractable anti tip stabilizer mechanism Located at the bottom center of the rack it provides temporary additional stability when installing or removing equipment components The anti tip stabilizer should also be used when slide mounted components are in their extended position The stability work sheets should be used whenever a new system WARNING is configured ora change to a system is made to assure rack stability Use the ballast accessory P N C2790A when permanent additional stability is required See the worksheets in Appendix A to determine your ballast requirements Casters Each Keysight rack is provided with four 3 inch diameter smooth rolling heavy duty casters to facilitate moves over short distances A fully loaded cabinet s maximum gross weight of 816kg 1800 lbs CAUTION 4 A A gl can overload a raised floor Levelers Levelers are located in each corner to level and stabilize the rack For maximum accuracy use a level while adjusting the feet PDU A 110V option AW3 or 220V option AW5 PDU can be ordered wi
5. a pair of support rails that run from front to back o 3 4 o NTE 9 y 115 875 Support Notches U 44 45 1 for Rails 15 875 1 a 12 7 y 15 875 u 44 45 OE y 15 875 54127 Front Rear of Cabinet Measurements 2U Envelope O inmm E E US 9 lt US 9 US 9 AN Qo Every Fifth Rail Hole Notched o EIA Spaced Mounting Holes 8b5b05b05b05bo Figure 7 Vertical Mounting Columns Each product or device installed requires one or more ElA unit increments One standard ElA rack mount increment is equal to 44 45 mm 1 75 in Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 17 Description Support Rails Equipment is supported in the rack by support rails running from front to back The rails are screwed to the vertical columns See Figure 7 for an illustration ofa System II rail System II rails are used with any instrument that conforms to Keysight System product specifications and are the standard support rail Only after securing a pair of rails with screws can equipment be installed The mounting slots in the columns are positioned to make support rail placement convenient in EIA units Additionally they are marked to make matching the heights of matching support rails easy Front Column TS 3 Clip Nut los Rear Column Clip Nut Mounting Screw Rail e Mounting a Screw Figure8 System Rail with Support Columns and Attaching Hardware
6. ballast in the rear of the rack CAUTION NOTE The anti tip assembly is not a substitute for ballast NOTE Monitor Mount Kit An optional monitor mounting kit is available Support Rails Two optional support rail types are available VXI Rail VXI rails are used with Keysight VXI mainframe equipment Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 Non Keysight Rail Non Keysight rails are used with any non Keysight products that mount at the bottom of the EIA envelope The Non Keysight rails extend lower into the EIA envelope than the standard and the VXI rails Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 21 Set Up 22 Set Up This chapter defines the floor loading requirements and set up guidelines Floor Space and Loading Observe floor loading requirements especially raised floors and ensure adequate space before moving your Keysight rack and all safety items while moving At maximum gross weight the floor must be able to support 677 kg sq cm 2000 lb sq in It is the customer s responsibility to determine the floor loading WARNING capacities at the installation site and for the entire route when moving Failure to do so could result in personal injury and or equipment damage Because the weight is concentrated on the four casters a maximum weight rack requires a reinforced floor Keysight Technologies recommends removing components and moving them separately
7. end aga ga aa An na aaa eee 19 PP E I a a aa a ga Ni E a a EN a aaa 19 O 20 Ballast aatinaa bs rra irrita 20 ONNOT MOUNT KANE asa cerr Kaga Gg da and Kae AO a 20 SUPPO RAIS 2000 yan aaa aa a aas sa AA 20 NATA A anara a a th aa nag a e SS erg Me aire aja Ni ag AN 20 ON K YSIGAE Rail aaa ka dade a a kak ia Ryde dado ala iiie Ag Za A II IIA 22 Floor Space and Loles cis ries 22 Rack Space cy 2d 54 ccs seen cena een eee wwe 22 Equipment Installation Guldelines GG 22 A PEER 29 Wei and Balante ar ai aa TEGEN nE ese ey oe gag 24 Slide Mounted Products NG 24 Work Surface Keyboard ses ce00eedeee eee e eee ees 25 Acoustic Considerations Sere obres aaa sds OSD E eases eet 27 Estimating Total NGISE corria santa 28 PO sana hoes re ORCL EOD RARER An KAN KAN ST TEE 29 Bee Sect eect src since cs as ns ara E E E aia hacia alas neu ag ag ka a Ae bt a 29 Keysight Instrument Rack E7950A 2 1 3m E3661B 1 6m E3662B 2 0 v Unpackina and Handlings tramin Ea a cei ete aa aed oe err eg 29 Repackaging the Rack for Shipment 2 0200 0e0eee 32 Removalano Replacements sasana ga bka E tita ia Se ia 33 Rear DOOM REMOVAL acct a a aa vin naan aod dee TP devi sid Mise ee rd 33 RearDoor Replace a ewe dee ie Wt ead yah aaa are 33 TOM CADsRCIMN OVE ate a or ga cua eng Koen ate R A ie Mee 33 JOR Can ReDlacementis eria tote ricas oie athena dw an ria 33 Side COVED REMOVE acne oe ound aaa gta fe ae dele cael aes een 34 Se ONE R
8. the rack 8 Place the corrugated wrap around the rack 9 10 Secure the top to the pallet with top to bottom plastic bands U ut the box top on the box Removal and Replacement This section provides removal and replacement procedures for the standard assembly Rear Door Removal 1 Open rear door Disconnect the bonding wire from the door 3 Grasp the rear door support and lift the door straight up and away from the cabinet Rear Door Replacement Hold the rear door by the support column Align the door hinge pins over the rack hinge holes Lower the door onto the rack hinge A OND Reconnect the door onto the rack hinge Top Cap Removal Open the rear door all the way Remove the two outside mounting screws at the top rear of the rack From the rear of the rack pull the top cap toward the back a few inches BR OND Lift the top cap from the rack Top Cap Replacement 1 Open the rear door all the way 2 From the rear ofthe rack place the top cap between the side covers and slide it forward until it stops Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 33 34 Procedures 3 Insert and tighten the two mounting screws at the top rear 4 Close the rear door Side Cover Removal 1 Remove the two mounting screws at the bottom of the rack 2 On the right side cover open the rear door and remove the two mounting screws on the upper door hinge that secure the hinge to the si
9. 2B 2 0 35 36 Procedures Rear Door Hinge Replacement 1 Align the door hinge with the pressed nuts in the rear rack column 2 Insert and tighten the two mounting screws through the hinge into the column on the upper hinge also insert the two mounting screws into the side panel Rail Removal This procedure is also used to remove a rail clamp 1 Remove the component mounted on the rail being removed NOTE Be sure to tag the cables disconnected for easy reconnection 2 Remove the two rail mounting screws 3 Lift the rail out of its notches in the support columns 4 To remove the rail clamp remove the clamp screw and slide the clamp out of the rail groove Rail Replacement 1 Slide the rail clamp onto the rail 2 Insert the rail tabs into the appropriate support column notches Insert and tighten the two mounting screws through the rail into the clip nuts on the column 4 Reinstall the component 5 Slide the rail clamp up to the rear of the component and insert the clamp screw Leveler or Caster Removal 1 Turn the rack power switch OFF 2 Disconnect AC power to the rack 3 Carefully move the rack to an area with enough room to allow the rack to be laid on its side 4 Remove all equipment components from the rack 5 Carefully lay the rack on its side 6 Unscrew the leveler or remove the castor by removing the four mounting nuts and pulling the castor off Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E36
10. 37 KEYSIGHT TECHNOLOGIES This information is subject to change without notice Keysight Technologies 2015 Edition 3 August 2015 Published in USA 5967 9318 www keysight com
11. 62B 2 0 Leveler or Caster Replacement 1 With the rack on its side screw in the leveler or place the castor over the four mounting studs and attach with the four mounting nuts Carefully lift the rack to the upright position Install all equipment components Return the rack to its install site a HON Reconnect AC power Ballast Removal Remove the two screws holding the ballast on the rear rack columns Use caution not to drop the ballast when removing these screws The ballast weighs 30 lbs and can damage equipment or cause CAUTION E ii personal injury if dropped Ballast Replacement Attach the ballast to the rear columns using the two screws Ballast should be installed at the bottom of the rack resting adjacent to the rear base If ballast cannot be installed at the base of the rack it can be installed using the rack shelf Install additional ballast adjacent to each other so that they provide support for each other If ballast cannot be installed at the bottom of the rack it can be installed using the plain rack shelf The plain rack shelf can support up to four ballast 120 lbs units Remove ballast before moving or shipping a rack Door Bumper The rear and front door bumpers are self adhesive rubber bumpers stuck to the door Remove by prying off with a flat bladed screwdriver Apply by peeling off the adhesive cover and pressing into place Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0
12. Directive 2006 95 EC LS The Regulatory Compliance Mark RCM mark is a registered trademark This signifies compliance with the Aus tralia EMC Framework regulations under the terms of the Radio Commu nication Act of 1992 ICES NMB 001 ICES NMB 001 indicates that this ISM device complies with the Canadian ICES 001 fay This symbol represents the time period during which no hazardous or toxic substance elements are expected to leak or deteriorate during normal use Forty years is the expected useful life of this product KCC REM ATIi BLMODSF01 South Korean Class A EMC Declara tion this equipment is Class A suitable for professional use and is for use in electromagnetic environments outside of the home Ag 72121 AF8 Y85477 0 21212 ASS A a MAPA Br 2A NM El Ha EE 4S7 0 BS 2J6kAT2 Bret H 73212 z Sbt AS H2 2 SUCH Electronic Equipment WEEE mm Directive 2002 96 EC This product complies with the WEEE Directive 2002 96 EC marking requirement The affixed product label see below indicates that you must not discard this electrical electronic prod uct in domestic household waste Waste Electrical and Product Category With reference to the equipment types in the WEEE directive Annex 1 this product is clas sified as a Monitoring and Control instrumentation product Do not dispose in domestic household waste To return unwanted products contact your local Keysight office
13. Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 The anti tip stabilizer is not a substitute for ballast Use the CAUTION p anti tip mechanism when loading or unloading equipment The first consideration after leveling the rack on the leveling feet and extending the anti tip mechanism is to load the rack from the bottom to the top Acoustic Considerations Airborne audible noise is a primary concern for most system configurations Noise from forced convection thermal management solutions such as the extractor fan is directly proportional to the volume of air passing through the rack Total system noise should be considered during the design phase as it can affect areas where the system can be used operator comfort and safety and impact federal and regulatory agency compliance requirements for noise output Individual product noise can augment increase system noise above extractor fan ratings due to constructive additive interference between various in place frequencies and decrease below the extractor ratings if destructive subtractive interference is present Total system noise is impossible to calculate completely accurately Therefore system acoustic performance should be measured to ensure that acoustic goals are met However assuming the worst case constructive noise levels some general estimating guidelines can be used to combine noise levels of system products used together Acoustic sound power and pres
14. User Manual Keysight Instrument Rack E 590A 1 3 m ES661B 1 6 m E3662B 2 0 m KEYSIGHT TECHNOLOGIES Notices Keysight Technologies Inc 2015 No part of this manual may be repro duced in any form or by any means including electronic storage and retrieval or translation into a foreign language without prior agreement and written con sent from Keysight Technologies Inc as governed by United States and interna tional copyright laws Manual Part Number 5967 9318 Edition Third Edition August 2015 Printed in Malaysia Published by Keysight Technologies Inc 900 S Taft Ave Loveland CO 80537 USA Trademarks PICMG Compact PCI are registered trademarks of the PCI Industrial Com puter Manufacturers Group AdvancedTCA and ATCA are registered trademarks of the PCI Industrial Com puter Manufacturers Group Pci sic PCI Express and PCle are registered trademarks of PCI SIG Technology Licenses The hardware and or software described in this document are furnished under a license and may be used or copied only in accordance with the terms of such license Declaration of Conformity Declarations of Conformity for this prod uct and for other Keysight products may be downloaded from the Web Go to http keysight com go conformity You can then search by product number to find the latest Declaration of Confor mity U S Government Rights The Software is c
15. ce in lbs M1 M2 ft lbs 2 05 ft amount of force 2 05 ft Each ballast kit weighs 30 lbs Work Surface Keyboard To reduce the risk of rack instability when using a work surface as illustrated in Figure 12 use the following worksheet to determine the need for additional counterweight ballast If there are no work surfaces or keyboard mounting kits in the rack this worksheet can be ignored Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 25 Set Up AN 180 Ibs Figure 12 Moment Illustration for Work Surface Weight and Balance Worksheet 1 Total the weight of the keyboard work surface product D ft 2 Total the weight of all fixed and trained service personnel serviceable slide mounted products a lbs b lbs c lbs d lbs 3 Calculate the moment for both the M1 and the fixed and trained service personnel serviceable slide mounted products M2 totals from above 1 180 lbs D ft _ft lbs moment of rack with 180 bs of force applied at D feet 2 254 00 ft lbs a b c d 1 00 ft ft lbs f M1 is less than or equal to M2 no additional counter weight is needed f M1 is greater than M2 use the formulas below to determine the required counter weight 4 Determine required counter weight if M1 is greater than M2 Force in lbs M1 M2 ft lbs 2 05 ft amount of force 2 05 ft Force in lbs M1 M2 ft lbs Height of drawer at its center 26
16. ceable slide mounted products in the rack this worksheet can be ignored An operator serviceable slide mounted product is defined as any product which can be extended from the rack for servicing without requiring the use of any tool A product requiring the use of a tool to facilitate servicing or extending the product is the definition of trained service personnel serviceable only When a trained service personnel serviceable only product is extended the use of the rack stabilizer assembly is required but counterweight ballast is not See Figure TE Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 DIO wi gt Figure 11 Moment Illustration for Slide Mounted Products Weight and balance worksheet 1 Total the weight of operator serviceable slide mounted products A _ lbs B lbs C lbs D lbs 2 Total the weight of all fixed and trained service personnel serviceable products a lbs b lbs c lbs d lbs 3 Calculate the moment for both the operator serviceable slide mounted products M1 and the fixed and trained service personnel serviceable products M2 totals from above M1 A B C D 1 25 ft ft lbs M2 16 1 ft los a b c d 1 00 ft ft lbs If M1 is less than or equal to M2 no additional counter weight is needed If M1 is greater than M2 use the formulas below to determine the required counter weight 4 Determine required counter weight if M1 is greater than M2 For
17. de panel 3 Grasp the sides of the side cover and pull it up and away from the rack Side Cover Replacement 1 Grasp the sides of the side cover and align it with the rack at a vertical angle with the bottom out and the top toward the top of the rack Hook the top of the side cover over the top of the rack With the side cover up flush against the frame replace the two mounting screws at the bottom of the rack 4 On the right side cover insert and tighten the two mounting screws on the upper door hinge that secure the hinge to the side panel Forehead Assembly Removal 1 Turn the power OFF Disconnect AC power to the rack Remove top cap assembly refer to top cap removal Unplug the PDU harness es from the back of the main power switch if present 4 Remove the three mounting screws behind the forehead assembly 5 Lift the forehead assembly up and away from the rack frame Forehead Assembly Replacement 1 Align the forehead assembly at the top of the rack frame so the three mounting holes match the frame holes and the mounting hooks on each side engage the mounting slots 2 Insert the three mounting screws through the frame into the forehead assembly 3 If appropriate attach the PDU harness es to the main power switch terminals Slip on connectors mate with spade terminals on the back of the switch Ensure each connector is fastened Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 Connectio
18. ensions of the E3662B are shown below Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 600 0 e gt 6 35 dd o o O o if T o as a o A o oS sia o o pes a ES o o o o Ex o 1 D D o o o o pa Q gt o o o D D o O E o ES o a o o OD o o o E oa o o o o o EN o i oO ce EX o e 1822 5 E S 41 EIA Units o 2 2 jan 2 9 SE D a As D me V JE SE Bo 450 8 ole O le gt O o O o E amp cm a o 2020 o o o 465 1 o as 2 O o o o o a o o o E 482 6 E e 2 s gt a o o o o o O o o o 131 81 a O o o o o o o gt o 101 31 o o pox 02 Sobek EE TAS ma e Figure5 E3662 Dimensions Front View Ventilation and Heat Dissipation Air is primarily drawn through the opening at the bottom of the rear door Through convection the heated air rises to the exhaust By either simple convection or a combination with an optional extractor fan the heated air exhausts though the vented top cap illustrated in Figure 6 Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 15 Description Figure6 Air Flow through the rack When the proper system is installed internal temperature rise is typically less than 15 C 27 F over ambient temperature Keysight recommends that you monitor the internal temperature of the rack The internal temperature sho
19. ent protruding the closest to the back should be placed lower to prevent them from trapping heat and creating eddy currents as shown in Figure 9 Figure9 Good and Bad Examples of Equipment Racking Vs Cooling Components generating the most heat should be placed closest to the top to avoid heating the equipment above it as the generated heat rises in the convection current Figure 10 shows projected temperature with and without the extractor fan Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 23 24 Set Up Convection Extractor Fan 1000 2000 3000 4000 5000 6000 Energy Output Watts Figure 10 Projected Temperature Vs Energy Output To ensure adequate cooling in systems using an extractor fan assembly all unused front panel space must be covered with blank filler panels and the rear door must be closed Weight and Balance Slide mounted products and work surface keyboard products need weight and balance calculations performed to determine the need for ballast to reduce the risk of cabinet instability The worksheets for both are provided on the following pages If both slide mounted and work surface keyboard products are being used calculate both and add the results Slide Mounted Products To reduce the risk of rack instability when operator serviceable slide mounted products are installed use the following worksheet to determine the need for additional counterweight ballast If there are no operator servi
20. eplacements ss ane ema Dan ah kd ag bite ae ewes 34 Forehead Assembly Removal db ados 34 Forehead Assembly Replacement ae dede 34 Base COVE Removal 5 ina aa ieor ara gag Melt E Sida tenn iat E a E 35 Base Cover Replacement sans cin waa aut a aa nag wed wes an 35 ANU Up otabllizer REMOVE a s oa Sesh Gorter ees 35 Anti tip Stabilizer Replacement Lao a awed waders 35 Rear Door Hinge Removalecsacrd dui cha a A atk aga Nge dev Nan aaa 39 Rear Door tinge Replacements coord dd ese 36 RailREMOVAL ka naa meag PEET EEUE DEEE eRe eS AS Ra Ree ER 36 Rail Replacementiets ee ee eee ee eee a T AE R a 36 Leveler or Caster Removal Tera a a aad a at KN a 36 Leveler or Caster Replacements dad dAd o is 37 Ballast REMOVE ss e225 A pn OTE eae ee ee ee TEER 37 ala sedi fo nag 5959 yeild Kae nee tet gland 37 DOr UMTS A cde elena tan ad 03102010 110060 6 37 Keysight Instrument Rack E7950A 2 1 3m E3661B 1 6m E3662B 2 0 Safety and Regulatory Information Safety and Regulatory Information For your protection this product has been tested for conformance to various national and international regulations and standards The scope of this regulatory testing includes electrical and mechanical safety electromagnetic emissions immunity ESD acoustics and hazardous materials Where required certifications are obtained from third party test agencies Certification marks appear on the product label In addition various regulatory b
21. f Damage nstruments that appear damaged or defective should be made inoperative and secured against unintended oper ation until they can be repaired by qualified service personnel Do NOT block vents and fan exhaust To ensure adequate cooling and venti lation leave a gap of at least 50mm 2 around vent holes on both sides of the chassis Do NOT operate with empty slots To ensure proper cooling and avoid dam aging equipment fill each empty slot with an AXle filler panel module Do NOT stack free standing chassis Stacked chassis should be rack mounted All modules are grounded through the chassis During installation tighten each module s retaining screws to secure the module to the chassis and to make the ground connection Operator is responsible to maintain safe operating conditions To ensure safe operating conditions modules should not be operated beyond the full temperature range specified in the Environmental and physical specifica tion Exceeding safe operating condi tions can result in shorter lifespan improper module performance and user safety issues When the modules are in use and operation within the specified full temperature range is not maintained module surface tempera tures may exceed safe handling con ditions which can cause discomfort or burns if touched In the event of a module exceeding the full tempera ture range always allow the module to cool before touching or removing modules
22. for more information 49 ue Contents Safety and Regulatory Information c cece cee ee 7 Safety Warnings A a AAA iii 7 GFOUACINO saate aaa ah aki eiie Gord dopa a AG Tenan ae na he dea 7 Leakage Current ouuu 0 ccc cece eee eee media paeiti 8 OWE OMIAAN Soor e n tacoma oia ah ak del a da E E 8 CePA a aaa a aa AER a ara aa a aia aaa a ga Owe a 8 Acoustics Germany o a a a a eaaa aaa 8 A II 9 Intended Use of Equipment 0 casccadoaaded ed caca da de aes 9 E nih a a she ga a han A a aaa TE BN a a a ET 9 BOSS arana naa Ga Ya Ba Bs ag Gia SEG ENG Nb Tak KAB LA jani aa A ada aa KR a 10 Electrical and Environmental Specifications oo o oo 10 Physical Specifications coce aeea aaa i dd 11 DIMENSIONS a eaaa ENG o anga ag Ba Paya ee aa E on Bg GG ee 12 Ventilation and Heat Dissipation NG 15 Cable ACCESS 5 akan ia aana be ee ue ee KAN E Jan ohne iris 16 Sanga a ina a bey a a a aan a a a aj aa Aa a aa a Ses a a NGA 16 TO sasa roo a ani aa ka da E gagi naa A bagea ag e ia aana A aaa ga a a 16 Side Panels A 16 Rear DOO erae aT o A paul ARAL ATERT EREE ies 17 Mounting COMIS isa kg rina ENEE ANI 17 SUC OM RAIS rarei i KETA NAGA AAN AA aka aha a a KA AN 18 Rack o AA 18 ii A ee re ee ee ee 19 e O aaa ng ag ng ala ama ed 19 LENSIEES aos anan a a a e ka Kn A BN Ag EN E agak ag naa nai DEERE ERTAN 19 PDI aa kaa man aaa rg dd ji dab da Ka OA 19 POU Me TAIKI saa a 53 feos eo a
23. from the chassis Safety Symbols A CAUTION denotes a hazard It calls attention to an operating procedure or practice that if not correctly performed or adhered to could result in damage to the product or loss of important data Do not proceed beyond a CAU TION notice until the indicated conditions are fully understood and met A WARNING denotes a hazard It calls attention to an operating procedure or practice that if not correctly performed or adhered to could result in personal injury or death Do not proceed beyond a WARNING notice until the indi cated conditions are fully under stood and met Products display the following sym bols Warning risk of electric shock Refer to manual for addi tional safety information Earth Ground Chassis Ground Alternating Current AC Standby Power Unit is not completely disconnected from AC mains when switch is in standby Antistatic precautions should be taken IEC Measurement Cate gory Il Ill or IV For localized Safety Warnings Refer to Keysight Safety document p n 9320 6792 The CSA mark is a registered trade mark of the Canadian Standards Asso ciation and indicates compliance to the standards laid out by them Refer to the product Declaration of Confor mity for details CE Notice for _uropean Community This product complies with the relevant European legal Directives EMC Direc tive 2004 108 EC and Low Voltage
24. let 8 Remove the clamp 3 9 Unfold and position the ramp so that the block of wood under the ramp locks into the edge of the pallet with the strip of wood forming a lip This holds the ramp in place while the rack is moved across the pallet and down the ramp See Figure 16 Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 31 32 Procedures Figure 16 Positioning the Ramp 10 Raise the leveling feet all the way up before moving the rack Make sure that the leveling feet on the rack are raised before you WARNING roll the rack down the ramp and any time you roll the rack on the casters Repackaging the Rack for Shipment Use the original packing material to repackage the empty rack for shipment Before shipment securely place a tag on the container and equipment to identify the owner and the service to be performed Include the rack model number To repackage the rack follow the repackage checklist below and refer to the unpacking instructions for details 1 Assemble the original Keysight packing materials 2 Connect the loading ramp to the pallet Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 3 Raise the leveling feet 4 Push the rack up the ramp front first 5 Secure the rack to the pallet with the shipping clamps shipping block and rear door support 6 Place the anti static bag over the rack 7 Place the top cap packing material and loading unloading ramp on top of
25. ndensing Operating Indoor Indoor Indoor Indoor Indoor Environment Location Location Location Location Location Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 100 120V 50 60 Hz racks Option AW3 are supplied with a NOTE power cord terminated with a NEMA 5 20P plug to fit a 20A receptacle 200 240V 50 60 Hz racks Option AW5 are supplied without a power plug the PDU power cord is un terminated The installer must install the correct plug for the country of installation All racks Option AW3 or AW5 must be connected to a dedicated 20A circuit Physical Specifications The physical specifications for the racks are listed below E7590A 1 3 m 51 9 in 6 m 23 6 in 905 m 35 6 in 140 6 kg 310 lbs E3661B 1 6m 63 8 in 6 m 23 6 in 905 m 35 6 in 161 kg 355 lbs E3662B 2 0 m 79 5 in 6 m 23 6 in 905 m 35 6 in 177 kg 390 lbs All rack models can be loaded with a total of 1800 pounds of equipment Rear Door Top Cap Assy Forehead Assy Side Cover 2 pics Rear Door Hinge 2 pics Anti Tip Stabilizer Leveler Pass Cover 4 plcs Caster 4 pics Figure1 Exploded view of Keysight Rack Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 11 Description Dimensions The side view in Figure 2 shows valid dimensions for the E7590A E3661B and E3662B Top Cover 1 1 Y Y g K o 6 Computer Body 4U PS 44 5 mm Bezel Rear Peripheral Body Door
26. ns from the PDU front panel switch harness and the CAUTION switch in the forehead must be made correctly to ensure normal PDU operation Failure to do so can result in PDU failure or inconsistent PDU operation 4 Replace the top cap refer to top cap replacement 5 If appropriate connect AC power to the cabinet 6 Turn the main power switch ON Base Cover Removal 1 Remove the mounting screw located on the top edge center of the base cover 2 Pull the base cover away from the bottom of the rack Base Cover Replacement 1 Align the base cover at the bottom of the rack and roll the base cover until the mounting holes in the rack and base cover align 2 Insert and tighten the mounting screw Anti tip Stabilizer Removal 1 Extend the anti tip stabilizer until it stops 2 Lift the two sidebars that go into the rack frame and pull the stabilizer away from the rack Anti tip Stabilizer Replacement 1 Align the two extension arms with the opening at the bottom of the rack and insert the arms at an angle This allows the stop tabs to go into the rack cavity for the stabilizer 2 Push the anti tip stabilizer all the way into the rack Rear Door Hinge Removal 1 Remove the rear door refer to Rear Door Removal 2 Remove the two mounting screws from the rack column on the upper hinge also remove the two mounting screws in the side panel and lift the door hinge away Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E366
27. odies require information under the headings below Please refer to the Safety Information guide provided with the instrument rack for additional important information This product and related documentation must be reviewed for familiarization with safety markings and instructions before operation The WARNING sign denotes a hazard It calls attention toa WARNING procedure practice or situation which if not done correctly or adhered to could result in injury Do not proceed beyond a WARNING sign until the indicated conditions are fully understood and met The CAUTION sign denotes a hazard It calls attention to an CAUTION operating procedure practice or situation which if not done correctly or adhered to could damage or destroy part or the entire product Do not proceed beyond a CAUTION sign until the indicated conditions are fully understood and met Safety Warnings The following warnings and cautions are applicable to all Keysight racks Please observe all safety precautions and warnings Grounding This product has not been evaluated for connection to an IT power system an AC distribution system having no direct connection to earth ground according to EN60950 Safety and Regulatory Information This is a safety class product and has a protective earthing WARNING grounding terminal There must be an un interruptible safety earth ground from the main power source to the product s input wiring terminal
28. ommercial computer software as defined by Federal Acquisi ion Regulation FAR 2 101 Pursuant o FAR 12 212 and 27 405 3 and Depart ment of Defense FAR Supplement DFARS 227 7202 the U S govern ment acquires commercial computer software under the same terms by which he software is customarily provided to he public Accordingly Keysight pro vides the Software to U S government customers under its standard commercial icense which is embodied in its End User License Agreement EULA a copy of which can be found at http www keysight com find sweula The icense set forth in the EULA represents he exclusive authority by which the U S government may use modify distribute or disclose the Software The EULA and he license set forth therein does not require or permit among other things hat Keysight 1 Furnish technical infor mation related to commercial computer software or commercial computer soft ware documentation that is not custom arily provided to the public or 2 Relinquish to or otherwise provide the government rights in excess of these rights customarily provided to the public 0 use modify reproduce release per form display or disclose commercia computer software or commercial com puter software documentation No addi ional government requirements beyond hose set forth in the EULA shall apply except to the extent that those terms rights or licenses are explicitly required from all pr
29. oviders of commercial com puter software pursuant to the FAR and he DFARS and are set forth specifically in writing elsewhere in the EULA Key sight shall be under no obligation to update revise or otherwise modify the Software With respect to any technical data as defined by FAR 2 101 pursuant o FAR 12 211 and 27 404 2 and DFARS 227 7102 the U S government acquires no greater than Limited Rights as defined in FAR 27 401 or DFAR 227 7103 5 c as applicable in any technical data Warranty THE MATERIAL CONTAINED IN THIS DOCUMENT IS PROVIDED AS IS AND S SUBJECT TO BEING CHANGED WITHOUT NOTICE IN FUTURE EDI TIONS FURTHER TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW KEYSIGHT DISCLAIMS ALL WAR RANTIES EITHER EXPRESS OR IMPLIED WITH REGARD TO THIS MANUAL AND FORMATION CONTAINED Y REIN INCLUDING BUT NOT LIMITED THE IMPLIED WARRANTIES OF MER A A gt Om TABILITY AND FITNESS FOR A RTICULAR PURPOSE KEYSIGHT LL NOT BE LIABLE FOR ERRORS OR INCIDENTAL OR CONSEQUENTIAL AGES IN CONNECTION WITH THE ISHING USE OR PERFORMANCE HIS DOCUMENT OR OF ANY INFOR ON CONTAINED HEREIN SHOULD KEYSIGHT AND THE USER HAVE A SEP ARATE WRITTEN AGREEMENT WITH WARRANTY TERMS COVERING THE ATERIAL IN THIS DOCUMENT THAT CONFLICT WITH THESE TERMS THE WARRANTY TERMS IN THE SEPARATE AGREEMENT SHALL CONTROL Po nun R Sere 474 gt
30. pegel LpA gemessen an Arbeitsplatz bei normalem Betrieb nach DIN 45635 Teil 19 Accessories With extractor fan accessory 61 dB LpA For information about rack accessories and compatibility see the Keysight Enclosures Solutions Product Catalog at www keysight com find racks on the Web or contact your Keysight Sales Representative This product is designed for use with specific electrical accessories i e PDUs and fans The use of any other accessory is not recommended or supported This product is designed for use with specific electrical accessories CAUTION A z P i e PDUs and fans The use of any other accessory is not recommended or supported Do not attempt to open or repair the Power Distribution Unit WARNING PDU There are no replaceable parts inside the PDU lfthe power cord or switch cord is frayed cut or damaged replace the entire PDU Intended Use of Equipment The Keysight E7590A E36618B and E3662B Instrument Racks are intended to be used along with the recommended accessories for the installation of standard 19 inch rack mounted instruments from Keysight and other manufacturers Cleaning Disconnect the power from the instrument rack before cleaning the instrument rack and accessories Use only a damp cloth to clean the surfaces of the instrument rack and accessories Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 9 Description Description The Keysight 19 inch Electronic
31. s power cord or supplied cord set Whenever it is likely that the protection has been impaired disconnect the power cord until the ground has been restored Leakage Current Due to types of products that can be installed in this cabinet there WARNING is a risk of high leakage current 3 5 mA Reliable ground circuit continuity is vital for safe operation of this product To reduce the risk of electric shock earth ground connection is essential before connecting the power supply Never operate this cabinet with the ground conductor disconnected Power Limitations To reduce the risk of overload do not load any single PDU with CAUTION ae more than a maximum of 16 Amperes In addition do not load a single NEMA 5 15 or IEC 320 receptacle with more than 15 Amperes Cabinet Stability To reduce the risk of cabinet instability install counter ballast at WARNING the bottom rear of the cabinet before installing any computer components To reduce the risk of cabinet instability fully extend the stabilizer CAUTION Ah a before extending any devices Extend only one device at a time Do not stand or sit on any extended device Qualified service personnel should do all non operator servicing Acoustics Germany Acoustic noise a weighted sound pressure level LpA measured at the operator s position normal operation to ISO 7779 Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 Laemangabe Schalldruck
32. s Industries Association EIA racks options and accessories are designed specifically to meet the needs of instrumentation customers and make installing devices in rack mounting systems simple The instrument racks consist of a welded cold rolled steel frame with removable top sides and rear door casters leveling feet and an anti tipping mechanism as shown in Figure 1 Internally rails that hold your equipment lock into slots in the vertical mounting columns These plus keyed slots provide for quick and accurate placement Electrical and Environmental Specifications The electrical and environmental specifications for the instrument racks shown in the table below depend on the power distribution unit PDU option selected Option AW1 No PDU Option AW3 100 120V 50 60 Hz PDU Option AW5 200 240V 50 60 Hz PDU 100 1 20V 200 240V 100 120V 200 240V Input 50 60 Hz 50 60 Hz 50 60 Hz 50 60 Hz 200 240V 100 1 20V 200 240V 100 120V 50 60 Hz Output 50 60 Hz 50 60 Hz 50 60 Hz 16A 16A 16A 16A 1 IEC 320 1 IEC 320 6 IEC 320 1 IEC 320 C19 C13 C13 C13 Receptacle Receptacle Receptacles Receptacle 10 IEC 320 5 NEMA 9 NEMA C13 5 15R 5 15R Receptacles Receptacles Receptacles Operating O Cto55 C 0 Cto55 C O Cto55 C O Cto55 C O Cto 55 C Temperature 5 to 80 5 to 80 5 to 80 5 to 80 5 to 80 Operating RH RH RH RH RH Humidity non non non non non condensing condensing condensing condensing co
33. s agent be present when the protective covering is removed Inspect the rack for damage scratches dents bent pieces etc If the rack is damaged notify the carrier and the nearest Keysight Technologies Sales and Service office immediately Do not lift an unpackaged rack with a fork lift CAUTION ees Unpacking and Handling The lifting brackets supplied with the rack are suitable for lifting the rack when fully loaded Use the following procedure to remove the rack from the shipping base One person can perform this procedure 1 Cut the poly strap bands around the shipping container See Figure 14 Wear protective glasses while cutting the plastic bands around the WARNING shipping container These bands are under tension When cut they can spring back and cause serious eye injury Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 29 30 Procedures 2 Lift the cardboard top cap from the shipping box 3 Remove the corrugated wrap from the pallet 4 Remove the packing materials Figure 14 Lifting the Packing Lid Off 5 Remove the folded ramp from the side of the rack 6 Remove the two bolts 1 holding the anti roll block in place at the bottom rear see Figures 15 Remove the block Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 Figure 15 Unclamping 7 Remove the bolts 2 one on each side from the shipping clamp at the bottom of the frame They are bolted to the pal
34. sure data are logarithmic not linear Thus 50 dB 44 dB 51 dB Below are two examples to illustrate the point Example 1 What is the estimated sound power output of my two component system if component 1 contributes 50 dB and component 2 contributes 65 dB Original equation with variable x 50 dB 65 dB x dB Divide the entire equation by 10 50 10 dB 65 10 dB x 10 dB Write the equation in powers of 10 dB units are Log base 10 units 105 1065 10x10 Evaluate the left side of the equation 100 000 3 162 277 66 10x10 3 262 277 6 10x10 Take the log of both sides of the equation return to dB units log 3 262 277 66 dB x 10 dB Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 27 28 Set Up 6 51 dB x 10 dB Now solve for x x 65 1 dB Thus adding 50 dB to 65 dB results in a 0 1 dB increase in noise Example 2 What is the maximum estimated noise level of a product want to install if the system is currently rated at 65 dB and my limit is 70 dB Original equation with variable x x dB 70 dB 65 dB Divide by 10 x 10 dB 70 10 dB 65 10 dB x 10 dB 7 0 dB 6 5 dB x 10 dB 0 5 dB Write the equation in powers of 10 dB units are Log base 10 units 10x10 1005 Take the log of both sides of the equation return to dB units x 10 dB log 0 5 6 837 dB Solve for x x 68 37 dB More than double the noise is required to increase the total noise from 65 dB to 70 dB
35. th each rack A maximum of two PDUs can be installed in one rack PDU Install Kit A PDU installation kit is installed at the factory for the above PDU each installation kit has the capability for installation of a second PDU Asecond PDU can be ordered and installed by the customer Extractor Fan An extractor fan assembly can be ordered and consists of two 100 cubic feet per minute tube axial fans attached to a fan tray The fan assembly is attached to the top rear of the rack frame Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 19 Description Filler Panels To ensure adequate cooling in racks using extractor fans all unused front panel space must be covered with blank filler panels an the rear door must be closed Filler panels are made from 1 57 mm 0 062 in aluminum formed to give the thickness of standard 4 7 0 187 in distance from the panel mounting flange The panels are supplied with EIA IEC mounting holes and attaching hardware The filler panels are designed for use with the rack with EIA IEC mounting holes and attaching hardware They can be ordered in 7 different sizes measured in EIA units mm or in Ballast Ballast is available in 30 lb kits and may be required when using slide mounted products and or keyboard work surface products Use the stability work sheets in the Procedures chapter to determine ballast requirements Do not ship racks with ballast installed CAUTION id Always mount
36. uld not exceed the heat ratingof any installed instruments Cable Access The base of the rack stops 100 mm short of the rear door providing an access path for power and signal cables Standard Racks The following parts are included with every Keysight instrument rack Top The top of the rack incorporates a ventilation path through the roof of the rack and the convection current heat exit for the heat generated by the installed equipment Side Panels Lift up and off side panels allow fast and easy access from either side for installation servicing and removal of equipment The top cap need not be removed to remove side panels Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 Rear Door Standard is a right opening vented rear door with a lockable slam latch and sheet metal catch providing ventilation and security The rear door can be mounted to open from either the left or the right Mounting Columns The rack columns are a folded design Running up the inside of the fold is rectangular mounting slots for the rails in screw holes for securing the rails The hole placement is chosen to conveniently place EIA racks Every fifth rectangular hole is slotted to make counting easier See Figure 7 The mounting columns bolt into the corners of the frame and then accept supporting rails into pre configured mounting slots Each of two rails attaches between the front and rear columns The equipment is then mounted on
37. ust not be impaired if it is used in a manner specified in the operation instructions Before Applying Power Verify that all safety precautions are taken Make all connections to the unit before applying power Note the external markings described under Safety Symbols Ground the Instrument Keysight chassis are provided with a grounding type power plug The instrument chassis and cover must be connected to an electrical ground to minimize shock hazard The ground pin must be firmly connected to an electri cal ground safety ground terminal at the power outlet Any interruption of the protective grounding conductor or disconnection of the protective earth terminal will cause a potential shock hazard that could result in per sonal injury Do Not Operate in an Explosive Atmosphere Do not operate the module chassis in the presence of flammable gases or fumes Do Not Operate Near Flammable Liquids Do not operate the module chassis in the presence of flammable liquids or near containers of such liquids Cleaning Clean the outside of the Keysight mod ule chassis with a soft lint free slightly dampened cloth Do not use detergent or chemical solvents Do Not Remove Instrument Cover Only qualified service trained person nel who are aware of the hazards involved should remove instrument covers Always disconnect the power cable and any external circuits before removing the instrument cover Keep a
38. way from live circuits Operating personnel must not remove equipment covers or shields Proce dures involving the removal of covers and shields are for use by service trained personnel only Under certain conditions dangerous voltages may exist even with the equipment switched off To avoid dangerous elec trical shock DO NOT perform proce dures involving cover or shield removal unless you are qualified to do so DO NOT operate damaged equipment Whenever it is possible that the safety protection features built into this prod uct have been impaired either through physical damage excessive moisture or any other reason REMOVE POWER and do not use the product until safe operation can be verified by service trained personnel If necessary return the product to an Keysight Technolo gies Sales and Service Office for ser vice and repair to ensure the safety features are maintained DO NOT block the primary disconnect The primary disconnect device is the appliance connector power cord when a chassis used by itself but when installed into a rack or system the dis connect may be im considered part of Do Not Modify th Do not install subs form any unauthori paired and must be the installation e Instrument titute parts or per zed modification to the product Return the product to an Service Office to Keysight Sales and ensure that safety tained eatures are main n Case o
39. when moving a rack over a floor especially a raised floor of unknown capacity Heavily loaded racks may require may require reinforced tiles or a WARNING structure on a raised floor Rack Space Select a location for the rack that will afford adequate space for the door to open freely and slide mounted equipment to be extended The rack requires a minimum of 600 mm for rear door clearance Equipment Installation Guidelines Several guidelines should be kept in mind when installing equipment into racks The two main considerations are weight and balance for slide mounted equipment and heat dissipation This section includes some worksheets for calculating the weight and balance for slide mounted products and an optional work surface A discussion of acoustic considerations is also included Always install equipment from the bottom to the top to keep the center of gravity as low as possible The order that you put them should be based on how well a given piece of equipment promotes or impedes heat removal if heat removal is an issue Keysight Instrument Rack E7950A 1 3m E3661B 1 6m E3662B 2 0 In the event that scratches are incurred during equipment installation note that touch up paint is available in a spray can via part number 6010 1522C Cooling Instrument racking influences airflow in two significant ways the proximity to the rear of the rack and placement of the highest heat producing pieces of equipment Equipm
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