English - Magtrol
Contents
1. 1 15 230 2 WB 15 2 PB 15 115 T12 5A 3 WB 15 4 PB 15 28A 4 WB 15 230 T8A 1 CAUTION SUFFICIENT MAKE SURE THE FUSE VALUE IS CORRECT THE UNIT IS NO LONGER PROTECTED WHEN THE VALUE OF ONE OR ALL OF THE FUSES IS TOO HIGH HOWEVER THE FUSES ARE LIKELY TO BLOW PREMATURELY IF THEIR VALUE IS NOT CoNNECTING THE DES 311 ro THE MAGTROL DSP6001 PROGRAMMABLE CONTROLLER The DES 311 Power Supply should be connected to the dynamometer and the DSP6001 controller according to Figure 2 12 The position of the terminals and the SW2 and SW3 contacts on the DES 311 circuit is shown in Figure 2 11 DANGER THE DES 311 POWER SUPPLY MUST ALWAYS BE GROUNDED MAKE SURE THE DES 311 IS TURNED OFF AND DISCONNECTED FROM THE CONTROLLER BEFORE REMOVING THE HOUSING COVER THE USER OR A THIRD PARTY COULD BE SERIOUSLY OR EVEN FATALLY INJURED IF THESE WARNINGS ARE IGNORED Chapter 2 Installation Configuration DES 310 311 Power Supply Earth Ground 9 Neutral AC Phase AC Phase Coupling Neutral Coupling Earth Ground Terminal Group P4 Excitation Excitation Shield Excitation Excitation Dynamometer C Temp Dynamometer B Temp Dynamometer A Temp Terminal group P3 Main Alarm ON Main Alarm OFF Main Alarm OV 24 V Terminal Group P2 Current Set Point 0 V Current Set Point Signal Stand by Temperature Alarm Coupling2. DES 311 Power Supplies are equipped with a stuffing gland which allows cables to pass through the wall of the housing of the unit while maintaining the seal of the housing and holding the cables To pass the cables into the stuffing gland proceed as follows 1 Strip the conductors from the various cables 2 Remove the lid of the power supply housing by unscrewing its six screws 3 Pass the cables into the stuffing gland by proceeding as follows see Figure 2 6 a Unscrew element Counterclockwise Element must not be removed from the housing b Remove joints 2 and from element These two elements allow the stuffing gland to adapt to various diameters of cable Element Can be removed from element by simply pushing it outwards c Pass the cables through elements if used and d Reassemble the elements of the stuffing gland and before replacing element lubricate the seal G with silicone as indicated in Figure 2 6 Tighten element so that it projects beyond joints and or to provide the degree of seal required 4 Connect the conductors of the various cables to the terminals of the power supply unit 5 Replace the cover of the power supply housing and tighten its six screws CAUTION Do NOT DAMAGE THE SEALS WITH SHARP EDGED OBJECTS CHECK THAT NO FOREIGN BODY CAN SLIDE BETWEEN THE ELEMENTS OF THE STUFFING GLAND DE GREASE THE SURFACE OF THE CABLE THAT WILL COME IN CONTACT WITH THE SEAL T
3. Electronic Alarm Reserve Reserve Primary Supply Control digital Shield Shield Terminal Group P1 S O a jun WB PB 65 115 and 15 Electromagnetic S N ISI IS IS IS IS In fo n 4 Joo rose 517 green H white H 210 brown H ellow black Pod Fog bd i E blue EE Main Supply Coupling Dynamometer Alarm Switch N C Cooler Alarm DSP6001 Controller Figure 2 12 Connection of the DES 311 Power Supply to the Magtrol DSP Programmable Controller 20 3 1 3 Calibration When the DES 310 or 311 Power Supply is purchased as part of a complete motor test system it is calibrated by Magtrol according to the dynamometer with which it will be used The procedure described in this chapter applies when one power supply is used for several different dynamometers or when the power supply must be replaced This procedure can also be used to check the value of the nominal excitation current gain and the quiescent current offset SAFETY MEASURES The DES 310 and DES 311 power supplies are connected to a 115 or 230 V AC source They also deliver currents which can exceed 8 A It is important to heed the following security measures during the use of these devices e Wear shoes with insulating soles e Wear gloves e Work with tools fitted with an insulating sleeve e Work on an insulate
4. ammeter displays a current equal to zero turn the potentiometer clockwise starting from a current value 20 10 Set the excitation set point to 100 10 V DC by following the procedure described in the DSP6001 Programmable Controller manual 11 Adjust the potentiometer RV2 adjustment of the gain so that the DC ammeter displays the nominal value of the excitation current 12 Unplug the AC power from the DES 310 or DES 311 Power Supply and switch off the DSP6001 13 Disconnect the DC ammeter from the excitation line nM Ov 14 Replace the cover of the power supply housing and tighten the screws 15 Reapply the AC power to the DES 310 or DES 311 Power Supply 26 41 4 Repair REPAIR In case of a defect please refer to the warranty information at the back of this manual Whether you are directed to ship your equipment to Magtrol Inc in the United States or Magtrol SA in Switzerland it is very important to include the following information with your return shipment Model number part number serial number order number and date of acquisition Description of the defect and the conditions in which it appeared Description of the test bench drawing photographs sketches etc Description of the tested object drawing photographs sketches etc Description of the test cycle To allow Magtrol to complete the work in the best possible time carefully pack the power supply and follow the procedure
5. isa m Ot i ato Tp ren ete Op ee PE S IV PURPOSE OE THIS MANUAL od ke n Le EU EEUU ITA IV WHO SHOULD USE THIS iue t e ares o Ye cost eet a RR e IV MANUAL itecto n ERO eren etim ise Uer ep IV SYMBOLS USED IN THIS MANUAL nter ete einer tpe eren eta sente shade ete et eue EE ne V 1 INTRODUCTION 1 Tal GENERAL INFORMATION tinet oc des a 1 1 2 SHBET Pi n er teats 2 2 INSTALLATION CONFIGURATION bn aen enc KP sa nara 6 24 GENERAL DESCRIPTIO 6 2 2 MOUNTING WITHOUT COOLING intet iin toute eo epe Pot rtr ait thee S Ie c EHE RP HEC err eren 7 2 3 MOUNTING WITH COOLING PLATE OPTIONAL trn ette erre o erre reet 8 2 4 CONNECTION BETWEEN THE VARIOUS 10 2 5 CONNECTING THE DES 310 AND DES 511 POWER SUBPLY 5 etri ER ees nero 11 2 6 CONFIGURATION OF THE DES 310 POWER SUPPLY 12 2 6 1 Selection of the power supply voltage aeneae nennen tenens entere 12 2402 F
6. must be made before the DES 311 is turned on 1 CAUTION THE SELECTION OF THE POWER SUPPLY VOLTAGE MUST BE MADE BEFORE THE DES 311 POWER SUPPLY IS SWITCHED ON THE UNIT COULD BE DAMAGED IF THE INCORRECT VOLTAGE IS SELECTED The SW1 selector switch located on the DES 311 circuit see Figure 2 10 enables the choice of one of the two following supply voltages e 115 V AC 15 50 Hz 60 Hz e 230V AC 15 50 Hz 60 Hz Position the selector switch so the required supply voltage is displayed value marked on the switch Figure 2 10 Location of the SW1 selector switch on the DES 311 circuit 17 Chapter 2 Installation Configuration DES 310 311 Power Supply 2 7 2 Fuses The DES 311 Power Supply has the following two fuses see Figure 2 11 e FUI e FU2 The contact SW2 and SW3 must be closed to allow the DSP to control the primary supply circuit of DES 311 Figure 2 11 Location of the fuses and earth terminal on the DES 311 circuit DES 310 311 Power Supply Chapter 2 Installation Configuration 2 7 3 These fuses are used to protect the power supply circuit Their values are determined as a function of the nominal excitation current and shown in the table below Dynamometer Nominal energizing Supply voltage F WB PB A V AC 1WB65 1PB65 115 1WB 115 1 115 E 230 T2A 2WB65 2PB65 115 T8A 2WB 115 2 PB 115 gt 1 lt 8 1 15
7. supply includes a galvanic separation between the supply circuit and the dynamometer power Because of the power required the supply to the DES 311 unit is made directly without galvanic separation This drawing illustrates a complete motor test system A basic test stand can also be configured with just a WB PB Dynamometer and the DES 31X Power Supply DSP6001 Dynamometer Controller www magtrol com DES 310 311 Power Supply Chapter 1 Introduction Specifications DIMENSIONS NN FRONT VIEW Mounting Screw M6x30 OVERHEAD VIEW NOTE Original dimensions are in Metric units Dimensions converted to English units have been rounded up to 2 decimal places A B D E F H J K M 287 272 190 175 16 218 12 10 90 27 in 11 30 10 71 7 48 6 89 0 63 8 58 0 47 0 39 3 54 1 06 DES DES 311 Water Cooling System For all 15 series Dynamometers except 1 WB 15 and 1 PB 15 N OVERHEAD VIEW N P Q 200 290 15 in 7 87 11 42 0 59 The DES 310 DES 311 supplies are delivered with integrated cables including connectors with a length of 1 5 meters on the dynamometer connection side and 5 meters on the controller side The DES 310 DES 311 units are to be mounted on a metallic surface in order to allow ample heat dissipa
8. D DISCONNECTED FROM THE CONTROLLER BEFORE REMOVING THE HOUSING COVER THE USER OR A THIRD PARTY COULD BE SERIOUSLY OR EVEN FATALLY INJURED IF THESE WARNINGS ARE IGNORED Chapter 2 Installation Configuration DES 310 311 Power Supply Terminal group P4 Terminal group P2 Terminal group P3 Terminal group P1 Earth ground Neutral AC Phase AC Phase Coupling Neutral Coupling Earth ground Excitation Shield Excitation Dynamometer B temp Dynamometer A temp Main alarm ON Main alarm OFF Main alarm OV 24 Current set point 0 V Current set point signal Stand by Temperature alarm Coupling Electronic alarm Primary supply control digital Shield Shield Main supply brown C uuu E 58 c 9 4 OE 3 N 2 2 S a 1 E 5 Alarm switch 2 Cooler alarm Figure 2 9 Connection of the DES 310 Power Supply to the Magtrol DSP Programmable Controller DSP6001 Controller DES 310 311 Power Supply Chapter 2 Installation Configuration 2 7 CONFIGURATION OF THE DES 311 POWER SUPPLY The configuration of the DES 311 Power Supply requires the selection of the power supply voltage the selection of fuses according to the dynamometer model and the connection of the various units included in the test bench 2 7 1 SELECTION OF THE POWER SUPPLY VOLTAGE The selection of the power supply voltage
9. HE STUFFING GLAND SEAL CANNOT BE GUARANTEED IF THESE INSTRUCTIONS ARE NOT FOLLOWED Stuffing gland mounted Overflowing of the joint Cable Internal joint Oring Top External joint Down Grease the frontal part only Figure 2 6 Stuffing gland Overview and separated 11 Chapter 2 Installation Configuration DES 310 311 Power Supply 2 6 CONFIGURATION OF THE DES 310 POWER SUPPLY The configuration of the DES 310 Power Supply requires the selection of the power supply voltage the selection of fuses according to the dynamometer model and the connection of the various units included in the test bench 2 6 1 Selection of the power supply voltage 1 CAUTION THE SELECTION OF THE POWER SUPPLY VOLTAGE MUST BE MADE BEFORE THE DES 310 POWER SUPPLY IS SWITCHED ON THE UNIT COULD BE DAMAGED IF THE INCORRECT VOLTAGE IS SELECTED Selector switch SW1 located on the DES 310 circuit see Figure 2 7 enables the choice of one of the two following supply voltages e 115 V AC 10 50 Hz 60 Hz e 230V AC 10 96 50 Hz 60 Hz DES 310 311 Power Supply Chapter 2 Installation Configuration The value of the voltage is registered on the selector Figure 2 7 Position of the voltage selector SWI on the DES 310 circuit Chapter 2 Installation Configuration DES 310 311 Power Supply 2 6 2 Fuses As shown in Figure 2 5 the DES 310 Power Supply has three fus
10. KMAAGTROL DES Series Power Supply User s Manual While every precaution has been exercised in the compilation of this document to ensure the accuracy of its contents Magtrol assumes no responsibility for errors or omissions Additionally no liability is assumed for any damages that may result from the use of the information contained within this publication COPYRIGHT Copyright 2009 Magtrol Inc All rights reserved Copying or reproduction of all or any part of the contents of this manual without the express permission of Magtrol is strictly prohibited First Edition English September 2009 MAGTROL Revisions This Manual The contents of this manual are subject to change without prior notice Should revisions be necessary updates to all Magtrol User s Manuals can be found at Magtrol s web site at www magtrol com support manuals htm Please compare the date of this manual with the revision date on the web site then refer to the manual s Table of Revisions for any changes updates that have been made since this edition TABLE OF REVISIONS DATE EDITION CHANGES SECTION Table of Contents REVISIONS TO THIS MANUAL raou ina un o nC TABLE OF REVISIONS I TABLE OF CONTENUS ll TABLE OF FIGURES
11. L BEING USED THE ASSOCIATED TEXT DESCRIBES THE NECESSARY PRECAUTIONS TO TAKE AND THE CONSEQUENCES THAT MAY ARISE IF THESE PRECAUTIONS ARE IGNORED WARNING THIS INTRODUCES DIRECTIVES PROCEDURES PRECAUTIONARY MEASURES ETC WHICH MUST BE EXECUTED OR FOLLOWED WITH THE UTMOST CARE AND ATTENTION OTHERWISE THE PERSONAL SAFETY OF THE OPERATOR OR THIRD PARTY MAY BEAT RISK THE READER MUST ABSOLUTELY TAKE NOTE OF THE ACCOMPANYING TEXT AND ACT UPON IT BEFORE PROCEEDING FURTHER 1 1 1 Introduction GENERAL INFORMATION The Model DES 310 and 311 Power Supplies are designed for use with Magtrol s Eddy Current and Powder Brake Dynamometers The DES 310 and DES 311 supply the current to the coils of the brake within the dynamometer They are controlled by an electronic peripheral the Magtrol DSP6001 High Speed Programmable Controller Chapter 1 Introduction DES 310 311 Power Supply 1 2 DATA SHEET DES 310 and DES 311 Power Supplies FEATURES e For use with Magtrol WB Eddy Current and PB Powder Brake Dynamometers Controlled current supply with overvoltage factor gt 5 Analog input for current set point e Selection of nominal current Control by digital inputs outputs e General alarm provided by relay e 2alarm outputs temperature and electrical circuit Available in either 115 or 230 VAC DESCRIPTION DES 310 and DES 311 Power Supplies are suited to the entire range of Magtrol s Eddy cu
12. USES 14 2 6 3 Connecting DES 310 to the magtrol DSP6001 programmable controller 15 2 1 CONFIGURATION OF THE DES 311 POWER SUPPLY 17 2 7 1 Selection of the power supply voltage eeeeeseeeeseeeeeeeeeeennenne nennen nenne nne nennen nenne enr enn ennt tenes 17 UE MEN UI 18 2 7 5 Connecting the DES 311 to the magtrol DSP6001 programmable controller 19 nS 21 SJ SAFETY MBASURES terrier HE t eR ERES tete tette E eut 21 3 2 DES 310 POWER SUPPLY ADJUSTMENT ELEMENTS 22 3 231 solderbndge e rta ee 23 3 22 Brido XIE Ra Eno e aotem te dtu uda 23 3 2 3 solder points X17 19 X20 trt etr rne kr YER E e Ee VN 23 3 2 4 Potentiometer RV eter o Eri od Tn e ete ret 23 3 2 5 Pot ntiometer PCIE 23 3 3 DES 311 POWER SUPPLY ADJUSTMENT ELEMENTS 24 3 3 04 Soldenne bridge FTI R14 e REOR ED SUE CERE 25 3 3 9M Badee XIE pte E 25 3 3 5 points X15 X16 and X17 uictis ee ee nie UE ee ee E 25 3 3 4 Potentiometer R
13. VI Offset Ye ERREUR 25 3 3 5 Potentiometer RV2 Cem HERUM Ce EUR SE ERE RESTER 25 3 4 ADJUSTMENT OF OFFSET AND GAIN eet te ege ertet eret reves 26 Power supply unit Magtrol DES Table of contents 4 REPAIR peee 27 4 1 REPAIR 27 SERVICE INFORMATION ierit ceci ean ur RETURNING MAGTROL EQUIPMENT FOR REPAIR AND OR CALIBRATION Returning Equipment to Magtrol Inc United States sess rennen Returning Equipment to Magtrol SA Switzerland eiecit tert a TABLE OF FIGURES 2 INSTALLATION CONFIGURATION Figure 2 I Dimensions Of DES 310 and DES 311 Case 6 Figure 2 2 DES 310 Power Supply mounted to the table of a test bench without cooling esses 7 Figure 2 3 Cooling Plate P N 234 311 900 011 Figure 2 4 DES 311 Power Supply with cooling plate mounted to the test bench table Figure 2 5 Connection between the various units in a test bench T Figure 2 6 Stuffing gland Overview and separated ttt t reae n ae de ne o Ee Figure 2 7 Position of the voltage selector SW1 on the DES 310 circuit essent Figure 2 8 Locat
14. being connected to point X19 and the other two conductors to points X17 and X20 POTENTIOMETER RV1 OFFSET This potentiometer allows precise adjustment of the quiescent current zero adjustment PoTENTIOMETER RV2 GAIN This potentiometer allows the precise adjustment of the nominal excitation current adjustment range 2 23 Chapter 3 Calibration DES 310 311 Power Supply 3 3 DES 311 POWER SUPPLY ADJUSTMENT ELEMENTS Figure 3 2 shows the location of the adjustment elements on the DES 311 circuit Figure 3 2 Location of the adjustment element on the DES 311 circuit 24 DES 310 311 Power Supply Chapter 3 Calibration 3 3 1 SOLDERING BRIDGE FT3 FTA Soldering a resistor to this bridge enables the gain of the power supply to be roughly adjusted The resistor values are shown in following table 3 3 2 3 3 3 3 3 4 3 3 5 Dynamometer Nominal energizing Adjustment type current resistance WB PB A 1WB65 1 65 1WB 115 1 115 29 1WB15 1 15 4 0 0 5 2WB65 2 65 2 WB 115 2 PB 115 20 5 2WB 15 2PB 15 7 5 1 8 3 WB 15 10 0 3 5 4WB 15 4PB 15 12 0 3 5 Bripce X18 To obtain a nominal excitation current of 2 5 A the adjustment resistor should be equal to zero This operation is carried out by locating the X18 on its support SOLDERING POINTS X15 X16 X17 The rough adjustment of the gain can be done from outside the
15. ck Current Excitation Circuit Primary Supply Circuit Excitation Excitation Excitation Temp Dynamometer Temp Control Interface Clutch Control General Alarm Control Fuse Network Filter Primary Supply Electrical Alarm 24 VDC Excitation Set point Temperature Alarm Excitation Current Control Inputs Outputs Supply Inputs Outputs OPTIONS AND ORDERING INFORMATION If the DES is ordered separately from the dynamometer it is absolutely necessary to specify which model of Eddy current powder brake will be used with the power supply in order to limit the operating current and prevent possible damage to the dynamometer brake Power voltage 115 VAC or 230 VAC should also be defined when ordering DESCRIPTION MODEL PART NUMBER Power Supply for WB PB 2 7 and 43 Dynamometers DES 310 111 234 310 000 111 Power Supply for WB PB 65 115 1 PB 15 and 1 WB 15 Dynamometers DES 311 121 234 311 000 121 Power Supply with Water Cooling Plate for 3 4 WB 15 and 4 PB 15 Dynamometers DES 311 131 234 311 000 131 NOTE DES 31X Power Supplies include the corresponding dynamometer connection cables Due to the continual development of our products we reserve the right to modify specifications without forewarning MAGTROL INC MAGTROL SA Subsidiaries in 70 Gardenville Parkway Centre technologique Montena Great Bri
16. d mat with a minimal thickness of 20 mm OR EVEN FATALLY INJURED IF THESE WARNINGS ARE STOP WARNING THE USER OR THIRD PARTY COULD BE SERIOUSLY IGNORED Chapter 3 Calibration DES 310 311 Power Supply 3 2 DES 310 POWER SUPPLY ADJUSTMENT ELEMENTS Figure 3 shows the location of the adjustment elements on the DES 310 circuit Figure 3 1 Location of the adjustment elements on the DES 310 circuit 22 DES 310 311 Power Supply Chapter 3 Calibration 3 2 1 SOLDER BRIDGE FT1 FT2 Soldering a resistor to this bridge enables the gain of the power supply to be roughly adjusted The resistor values are shown in following table Dynamometer Nominal energizing Adjustment type current resistance WB PB A 1WB2 7 1 PB 2 7 0 5 0 2 WB 2 7 2 PB 2 7 1 WB 43 1 PB 43 b pue 3 WB 2 7 1 5 1 74 4 WB 2 7 4 PB 2 7 2 WB 43 2 PB 43 ep 2188 3 2 2 3 2 3 3 2 4 3 2 5 X18 To obtain a nominal excitation current of 0 5 A the adjustment resistor should be equal to zero This operation is carried out by locating the X18 on its support SoLpeR Points X17 X19 X20 The rough adjustment of the gain can be done from outside the power supply remote adjustment by soldering one end of a cable to points X17 X19 and X20 and the other to an external adjustment resistor 0 25 2 The cable should have two conductors and shielding the latter
17. es e FUI e FU2 e FU3 The contact SW2 and SW3 must be closed to allow the DSP to control the primary supply circuit of the DES 310 Figure 2 8 Location of the fuses and the earth terminal on the DES 310 circuit DES 310 311 Power Supply Chapter 2 Installation Configuration 2 6 3 The FUI fuse is used to protect the transformer its value is Fuse FU2 and is used to protect the supply unit circuit Their values are determined as a function of the nominal excitation current and shown the table below Dynamometer Nominal energizing Supply voltage type current E WB PB A V AC 1WB2 7 QPB27 115 T2A 2 WB 2 7 2 PB 2 7 1WB 43 1 PB 43 230 T1A 9 WB 27 4PB27 118 2 4 WB 2 7 2 PB 43 gt 1A 2 WB 43 230 T2A CAUTION MAKE SURE THE FUSE VALUE IS CORRECT THE UNIT IS NO LONGER PROTECTED WHEN THE VALUE OF ONE OR ALL OF THE FUSES IS TOO HIGH HOWEVER THE FUSES ARE LIKELY TO BLOW PREMATURELY IF THEIR VALUE IS NOT SUFFICIENT THE DES 310 THE maGTROL DSP6001 PROGRAMMABLE CONTROLLER The DES 310 Power Supply should be connected to the dynamometer and the DSP6001 controller according to Figure 2 9 The position of the terminals and the SW2 and SW3 contacts on the DES 310 circuit is shown in Figure 2 8 STOP WARNING THE DES 310 POWER SUPPLY MUST ALWAYS BE GROUNDED MAKE SURE THE DES 310 IS TURNED OFF AN
18. ion of the fuses and the earth terminal on the DES 310 circuit sss 14 Figure 2 9 Connection of the DES 310 Power Supply to the Magtrol DSP Programmable Controller Figure 2 10 Location of the SWI selector switch on the DES 311 circuit esses m Figure 2 11 Location of the fuses and earth terminal on the DES 311 circuit oseere Figure 2 12 Connection of the DES 311 Power Supply to the Magtrol DSP Programmable Controller 20 3 CALIBRATION Figure 3 1 Location of the adjustment elements on the DES 310 circuit eese 22 Figure 3 2 Location of the adjustment element on the DES 311 circuit essere 24 Preface PURPOSE OF THIS MANUAL This manual has all the necessary information regarding the installation connection and use of Magtrol s DES 310 and 311 Power Supply To achieve maximum capability and ensure proper use of the system please read this manual in its entirety before operating Keep the manual in a safe place for quick reference whenever a question should arise WHO SHOULD USE THIS MANUAL This manual is for users who want to install and use the Magtrol DES 310 and 311 Power Supply on a dynamometer test bench The user should have suitable technical training in mechanics and electronics in order to install and use this load monitoring unit without risk MANUAL ORGANIZATION This section gives an overview of the structure of the
19. l cooling of the housing is sufficient to dissipate the heat produced The power supply can be mounted on a support fixed to the table or directly to the test bench An example of such mounting is given in Figure 2 2 Test bench Housing Support Housing of the DES 310 Power Supply Figure 2 2 DES 310 Power Supply mounted to the table of a test bench without cooling Chapter 2 Installation Configuration DES 310 311 Power Supply 2 3 MOUNTING WITH COOLING PLATE OPTIONAL Fora DES 311 Power Supply producing an excitation current greater than 5 A dynamometer models 2 WB PB 15 and larger the heat produced is such that for it to dissipate it is necessary to place the unit on a water cooled plate see Figure 2 3 Another solution is to mount the DES 311 on a metal plate having minimal dimensions of 500 mm x 500 mm x 2 mm It is necessary to mill holes in the metal plate for the feet of the unit so that the bottom of the DES is in contact with the plate and not the feet This plate can then be mounted to the test bench table It is advised to use heat sink compound to improve the thermal conduction In both cases the power supply is fixed to the cooling plate which will be then assembled on a support interdependent of the frame or directly on the test bench An example of assembly is given in Figure 2 4 The flow of water in the cooling plate must be equal to 30 l h The water pressure should not be less than 0 05 bar Fu
20. manual and the information contained within it Some information has been deliberately repeated in different sections of the document to minimize cross referencing and to facilitate understanding through reiteration Summary of the different chapters Chapter 1 INTRODUCTION Contains the technical data sheet for the DES 310 and DES 311 Power Supply and gives its technical characteristics as well as a brief overview of the application fields Chapter 2 INSTALLATION CONFIGURATION Contains the mounting and configuration instructions for the DES 310 and DES 311 Power Supply the dynamometer and the DSP6001 Programmable Controller Chapter 3 CALIBRATION Provides detailed instructions for the adjustment of the gain and the zero of the current delivered by the power supply Chapter 4 REPAIR Provides information on returning the unit to Magtrol for repair Power supply unit Magtrol DES Preface SYMBOLS USED IN THIS MANUAL The following symbols and type styles may be used in this manual to highlight certain parts of the text ee A 2 Note This is intended to draw the operator s attention to complementary information or advice relating to the subject being treated It introduces information enabling the correct and optimal function of the product CAUTION THIS IS USED TO DRAW THE OPERATOR S ATTENTION TO INFORMATION DIRECTIVES PROCEDURES ETC WHICH IF IGNORED MAY RESULT IN DAMAGE TO THE MATERIA
21. ment MAGTROL SA Route de Montena 77 1728 Rossens Fribourg Switzerland Phone 41 0 26 407 3000 Fax 41 0 26 407 3001 E mail magtrol 9 magtrol ch www mMmagtirol com Subsidiaries in Germany France China India Worldwide Network of Sales Agents BUREAU VERITAS Certification
22. outlined here when returning your equipment for repair IE Note Do not hesitate to contact the Magtrol sales department for further information 27 Service Information RETURNING MAGTROL EQUIPMENT FOR REPAIR AND OR CALIBRATION Before returning equipment to Magtrol for repair and or calibration please visit Magtrol s Web site at http www magtrol com support rma htm to begin the Return Material Authorization RMA process Depending on where the equipment is located and which unit s will be returned you will be directed to either ship your equipment back to Magtrol Inc in the United States or Magtrol SA in Switzerland Returning Equipment to Magtrol Inc United States When returning equipment to Magtrol Inc s factory in the United States for repair and or calibration a completed Return Material Authorization RMA form is required 1 Visit Magtrol s Web site at http www magtrol com support rma htm to begin RMA process 2 Complete the RMA form online and submit 3 An RMA number will be issued to you via e mail Include this number on all return documentation 4 Ship your equipment to MAGTROL INC 70 Gardenville Parkway Buffalo NY 14224 Attn Repair Department 5 After Magtrol s Repair Department receives and analyzes your equipment a quotation listing all the necessary parts and labor costs if any will be faxed or e mailed to you 6 After receiving your repair estimate provide Magtrol
23. power supply remote adjustment by soldering one end of a cable to points X15 X16 and X17 and the other to an external adjustment resistor 0 25 2 The cable should have two conductors and shielding the latter being connected to point X16 and the other two conductors to points X15 and X17 POTENTIOMETER RV1 OFFSET This potentiometer allows precise adjustment of the quiescent current zero adjustment PoTENTIOMETER RV2 GAIN This potentiometer allows the precise adjustment of the nominal excitation current adjustment range 2 25 Chapter 3 Calibration DES 310 311 Power Supply 3 4 ADJUSTMENT OF OFFSET AND GAIN IESE Note The adjustment procedure is identical for both the DES 310 and DES 311 power supply The adjustment procedure should be carried out with the power supply connected to the dynamometer and turned on 1 Unplug the AC power to the DES 310 or DES 311 Power Supply Remove the cover of the power supply housing Check that the value of the fuses corresponds to the excitation current to be adjusted Tops m Solder the resistor corresponding to the nominal excitation current to the bridge FT1 FT2 see Figures 3 1 and 3 2 Connect a DC ammeter to the excitation line Check that the contacts SW2 and SW3 are open Reapply the AC power to the DES 310 or DES 311 Power Supply Switch on the DSP6001 Programmable Controller Adjust the potentiometer RV1 adjustment of the offset so that the DC
24. rrent and powder brake dynamometers To avoid any disruption of the surrounding electronic modules the DES 310 DES 311 supplies are fitted in an industrial housing made of extruded cast aluminium This housing must be installed directly on the test bench as close to the dynamometer as possible The DES 310 DES 311 supplies can be controlled by analog and digital set points coming from an electronic peripheral ideally from the DSP6001 Dynamometer Controller Control The Power supplies can be switched on by remote control A stand by command allows the dynamometer power to be activated The excitation current is controlled by a set point in the range of 0 to 10 VDC The nominal value of the excitation current is adjustable by internal resistors or remotely SYSTEM CONFIGURATION Eddy Current WB OR Powder Brake PB Dynamometer TSC 401 Torque Speed Conditioner KAAGTROL DES Data Sheet There are two digital outputs alarms one is an electrical fault indicator and the other detects overheating in the DES unit or the cooling water If one of the alarms is activated a general alarm is signalled by means of relay contacts For applications with tandem dynamometers the DES 310 DES 311 units also control the power supply of the electromagnetic clutch Supply Voltage The supply voltage of the DES 310 DES 311 can be selected to allow operation at either 230 VAC or 115 VAC 50 60 Hz The DES 310 power
25. rthermore the pressure difference between the inlet and outlet of the cooling plate should not exceed 1 5 bar 9 9 A N Cooling Plate e O X 7 O 9 9 9 9 t 07 Figure 2 3 Cooling Plate P N 234 311 900 011 DES 310 311 Power Supply Chapter 2 Installation Configuration Test bench Cooling plate Cover of the DES 311 Power Supply Figure 2 4 DES 311 Power Supply with cooling plate mounted to the test bench table Chapter 2 Installation Configuration DES 310 311 Power Supply 2 4 CONNECTION BETWEEN THE VARIOUS UNITS A test bench includes not only the dynamometer but also a TSC 401 Torque Speed Conditioner and DES Series Power Supply The test bench is controlled by a DSP6001 Programmable Controller Figure 2 5 shows the connection between the various units in a test bench WB or PB Dynamometer TSC 401 Torque Speed Conditioner Power Supply m 4 5 DSP6001 High Speed Programmable Controller Figure 2 5 Connection between the various units in a test bench DES 310 311 Power Supply Chapter 2 Installation Configuration 2 5 CONNECTING THE DES 310 AND DES 311 POWER SUPPLY The DES 310 and DES 311 Power Supplies are sold as a kit with the cables already connected However it is useful to know the connection procedure for these units The DES 310 and
26. tain Buffalo New York 14224 USA 1728 Rossens Fribourg Switzerland Germany France S Phone 1 716 668 5555 Phone 41 0 26 407 3000 China India bs Fax 1 716 668 8705 Fax 41 0 26 407 3001 Worldwide Network i E mail magtrol 9 magtrol com E mail magtrol 9 magtrol ch of Sales Agents 2 1 2 Installation Configuration GENERAL DESCRIPTION The housing of the power supply must be electrically and thermally connected to the metal frame of the test bench to allow heat dissipation The test bench as well as it s structure must be connected to earth ground The dimensions necessary for mounting the housing of the power supply are provided in Figure 2 1 The data sheet provides all other dimensions necessary for the installation of the power supply The housing of the DES 310 and DES 311 has four holes for mounting and includes the necessary four M6 x 30 hexagon socket head fixing screws To reach the mounting holes it is necessary to remove six screws from the cover of the power supply Once the unit is installed and calibrated for safety reasons it is necessary to replace and secure the cover of the power supply Figure 2 1 Dimensions of DES 310 and DES 311 case DES 310 311 Power Supply Chapter 2 Installation Configuration 2 2 MOUNTING WITHOUT COOLING Fora DES 310 Power Supply producing an excitation current of less than 5 A dynamometer models 1 WB PB 15 and lower the natura
27. tion For 3 4 WB 15 and 4 PB 15 dynamometers the DES311 131 Power Supply with integrated Water Cooling System see above drawing should be used MAGTROL Chapter 1 Introduction DES 310 311 Power Supply Specifications DES DIMENSIONS DES 311 Water Cooling System For all 15 series Dynamometers except 1 WB 15 and 1 PB 15 J FRONT VIEW Mounting Screw M6x30 OVERHEAD VIEW NOTE Original dimensions are in Metric units Dimensions converted to English units have been rounded up N to 2 decimal places OVERHEAD VIEW A B D E F H J K M N P Q 287 272 190 175 16 218 12 10 90 27 200 290 15 in 11 30 10 71 7 48 6 89 0 63 8 58 0 47 0 39 3 54 1 06 7 87 11 42 0 59 The DES 310 DES 311 supplies are delivered with integrated cables including connectors with a length of 1 5 meters on the dynamometer connection side and 5 meters on the controller side The DES 310 DES 311 units are to be mounted on a metallic surface in order to allow ample heat dissipation For 3 4 WB 15 and 4PB 15 dynamometers the DES311 131 Power Supply with integrated Water Cooling System see above drawing should be used s NA ACS TROL DES 310 311 Power Supply Chapter 1 Introduction BLOCK DIAGRAM Feedba
28. with a number as soon as possible A purchase order confirming the cost quoted is required before your equipment can be returned Returning Equipment to Magtrol SA Switzerland If you are directed to ship your equipment to Switzerland no RMA form number is required Just send your equipment directly to Magtrol SA in Switzerland and follow these shipment instructions 1 Ship your equipment to MAGTROL SA After Sales Service Route de Montena 77 1728 Rossens Fribourg Switzerland VAT No 485 572 2 Please use our forwarder TNT 1 800 558 5555 Account No 154033 Only ship ECONOMIC way 3 days max within Europe 3 Include the following documents with your equipment e Delivery note with Magtrol SA s address as listed above e Three pro forma invoices with e Your VAT number e Value for customs purposes only e Description of returned goods e Origin of the goods in general Switzerland e Noticed failures 4 A cost estimate for repair will be sent to you as soon as the goods have been analyzed If the repair charges do not exceed 25 the price of a new unit the repair or calibration will be completed without requiring prior customer authorization 28 Testing Measurement Control of Torque Speed Power Load Force Weight MAGTROL INC 70 Gardenville Parkway Buffalo New York 14224 USA Phone 1 716 668 5555 Fax 1 716 668 8705 E mail magtrol 9 magtrol com Tension Displace
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