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EPS6 Electrostatic Powder Supply

1. EPS6 Electrostatic Power Supply 35 IT EPS6 AS 30 ELECTROSTATIC POWER SUPPLY NORDSON WATERMARK TECHNOLOGY 40 View A A 8 Ex he PE S EN 19 23 41 38 12 39 20 19 11 42 29 43 e gt 36 35 19 44 34 0915011A Fig 11 EPS6 Standard Parts 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 36 EPS6 Electrostatic Power Supply Cable Cleaning Kit Use the following chart to order an electrostatic cable cleaning kit to use with your electrostatic power supply Part Description Quantity 106455 Service kit cable cleaning 1 Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved 1 DESCRIPTION of EQUIPMENT KINETIX or TRILOGY Manual Low Pressure Air Spray KVLP WATERBORNE are hand held guns for spraying of waterborne paint They are supplied by HD ISO FLO voltage block system and EPS6 manual controller associated apparatus The HD ISO FLO system and EPS6 manual controller are installed in a safe area The category 2 G of the KINETIX TRILOGY manual gun is strictly related to the use of waterborne paints only 2 ELECTRICAL CHARACTERISTICS KINETIX TRILOGY manual waterborne applicator Maximum voltage 60kV Maximum current 150uA Ambient temperature 0 C 4
2. Dip Switch PLC Control Front Panel Control 2 closed down open up 3 open up closed down Rep RIP cie GR14 8 R59 ui pais Ru Ja ee DR C8 dp kF U4 h Q ts R58 R65 cmd 4 R54 E nos d d F L iL R57 i E R39 R60 CR7 e i Ro RT c R18 E LS a 1 Fr Ir gt TT L R4 e J et ES m oiim Z L ch s ERE wo 2 i TE 5 L U12 4 CRI6 g uig ba 7 6 8 l amp r R74 R75 R14 L l 8 vi dL F cro 4 R43 R73 4 D E L l S C Ir U5 amp 2 E e cur c T r R36 LE R67 u11 E 5 die O o neg oo R32 Oou LH cre amp CHO 5 Us ud R37 Rea age US ci zl 9 9o i S a TIO n z Ev DC 8 p 39r meg G NO m C23 ele m 0915006A Fig 6 Main Circuit Board 1 HV transformer connector J2 2 Dip switch panel SW1 5 3 Q5 transistor 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 18 EPS6 Electrostatic Power Supply Making Terminal Board TB3 9 10 and 11 provide the controls shown in Table 4 Connections for PLC Interface contd Table 4 TB3 9 10 11 Connections Terminal Control TB3 9 Strobe Enables the EPS6 to read the bit pattern and set the output voltage when the strobe voltage goes to 24 volts TB3 10 Trigger Enables the PLC to trigger the EPS6 using the logic 1 24 Vdc signal Use this terminal instead of creating a short at TB3 1 and TB3 2 TB3 1
3. 237381D Issued 11 01 EPS6 Electrostatic Power Supply Disassembling the Power Supply contd 26 Qnis aNnoso 85555 O3Sn SI JOHL3W 4399141 YSHLO NO HOLIMS MOTH HV NY dl O3193NNOOSIO 1431 38 AYN Vil ONY VEI NOISN3A 170A Orz OZL AHL 404 SI WvH VIQ SIHL M3UOS TANYdHOYB LINN AM3A3 NO LON ONY TYNOLLdO 34V O NI SHABWNN S3LON S S G E Ob Er Z10 VBL jyriHod30OBV llleez9Grczi SEL TTT eI NBI e p e Ar AP KINA AA TS 0118 Y 2101 Sopii IPIS USD E TTINA N AH g D 9 NJNSNHOJSNVSHI ME A PR u peipxpoia pel yes 4000 NO Ex 56775510 0 KO ETE anis ANNOYS ze TOS 79200 y ze ie etum oot ie Po O KOI paz JALINOLLNZLOd uw L 1SdQ CX SE GI zz 9 MS zv Sh uu oz 6 T Ga gi S v i z4 asn BLNOD Zi gi Z L Ga 7 oe 5 L4 3804 z 06 gl HOLIMS 6 o LEO i d AVIdSIG 2 T Z Zz UZ gi o LW zi NGA NOHOS iv 2 Ovz 081 sf OD tk HOLIMS Z L CH a vi ve oi 8 IL L TE we 4 CZ 2 al az vi tez 034 418 8 Zr Ze L TE 9 UG al EL 5 Era s H 92 t ZE gl Y T LaL SR MIA HV34 QHVOB Aylasa zal NOSBIH d ANO 8 Sd3 WET QALO3NNOO S5 YANdILINN JON KINO 8 Sd3 YY U Fig 7 EPS6 Wiring Diagram for 120 240 Volt Unit with Intrinsic Safety Barrier Manual 9 15 EPS6 Electrostatic Power Supply 27 Removing the Multiplier Assembly
4. P 7 U 9 9 9 9 9 ISPISPISTST JST m Eje 4L CPR o 00DDDDDDDO Oo 0000099000 o 0000090000 OJ 2200000000 VER FF AE 0915009A Fig 9 Multiplier Assembly Removal 1 Cable adapter 5 High voltage well 8 Clamps 2 Locknut hex nut 6 Ground wire 9 Multiplier bracket 3 Gasket 7 Multiplier assembly 10 HV transformer connector J2 4 Screw Manual 9 15 237381D Issued 11 01 2001 Nordson Corporation All rights reserved EPS6 Electrostatic Power Supply 29 Installing the Multiplier See Figure 10 Perform the following steps to install the multiplier Assembly assembly into the power supply NOTE When the multiplier fails by arc tracking the multiplier cable well becomes contaminated with a conductive carbon If this occurs replace the multiplier and the high voltage cable 1 Remove the cable adapter 2 from the multiplier assembly 3 and then install the adapter on the new multiplier 2 Tighten the cable adapter 2 to 4 Nem 3 ft Ib 3 Use the screw 4 to connect th
5. 20 Input Voltage Calibration 24 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 ii Table of Contents 6 Bepalr sens Up RUD Orb at E Ius m 25 Disassembling the Power Supply 25 Removing the Multiplier Assembly 27 Installing the Multiplier Assembly 29 Assembling the Power Supply 31 Testing the Display 31 f lt Ta s bere nant ot EO ue e cete tee Race en 32 Using the Illustrated Parts List 32 EPS6 Standard Parts 33 Cable Cleaning Kit 36 Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 1 EPS6 Electrostatic Power Supply 1 Safety Read and follow these safety instructions Task and equipment specific warnings cautions and instructions are included in equipment documentation where appropriate Make sure all equipment documentation including these instructions is accessible to persons operating or servicing equipment Qualified Personnel Equipment owners are responsible for making sure that Nordson equipment is installed operated and serviced by qualified personnel Qualified personnel are those employees or c
6. 6 Turn off the electrostatic power supply 7 Setthe internal voltage select switch to 240 and turn on the electrostatic power supply 8 Measure the ac voltage on TB1 3 TB1 4 and TB1 5 according to the values given in Table 6 Table 6 Terminal Block 1 Voltage Values Terminal Voltage 3 4 yellow to red 9 1 Vac 1 V 3 5 yellow to red 9 1 Vac 1 V 4 5 red to red 18 2 Vac 1 V 9 Turn off the electrostatic power supply 10 Disconnect and lock out the main power source and reinstall the main circuit board Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 25 6 Repair Disassembling the Power Supply WARNING Allow only qualified personnel to perform the following tasks Observe and follow the safety instructions in this document and all other related documentation Performing these steps out of sequence can cause damage to the power supply and can void your power supply warranty CAUTION Disassembly of the high voltage multiplier main circuit board or power transformer will void your power supply warranty CAUTION Follow disassembly and assembly steps in order During disassembly repair or assembly of your EPS6 do the following e See Figure 7 Use the wiring diagram to keep track of disconnected wires e Handle circuit boards correctly and with care components of the EPS6 oth
7. Check your material MSDS or contact your material supplier for more information If you must use halogenated hydrocarbon solvents contact your Nordson representative for information about compatible Nordson components If a system or any equipment in a system malfunctions shut off the system immediately and perform the following steps e Disconnect and lock out system electrical power Close hydraulic and pneumatic shutoff valves and relieve pressures e Identify the reason for the malfunction and correct it before restarting the system Dispose of equipment and materials used in operation and servicing according to local codes 2001 Nordson Corporation All rights reserved 237381D Manual 9 15 Issued 11 01 6 EPS6 Electrostatic Power Supply Safety Labels Table 1 contains the text of the safety labels on or shipped with the Nordson Electrostatic Power Supply EPS6 Figure 1 shows the location of the labels that are described in the table below Familiarize yourself with the safety labels they are provided to help you safely operate and maintain your equipment Table 1 Safety Labels Item Part Description WARNING Electrical discharge can be dangerous Turn off this unit Ground gun electrode and remove gun from spray area before performing any servicing or cleaning 2 140 475 CAUTION Input voltage on this unit can be adjusted for 115 Volts or 230 Volts Failure to adjust this unit to prop
8. The number in the Quantity column is the quantity required per unit assembly or subassembly The code AR As Required is used if the part number is a bulk item ordered in quantities or if the quantity per assembly depends on the product version or model Letters in the Note column refer to notes at the end of each parts list Notes contain important information about usage and ordering Special attention should be given to notes Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 33 EPS6 Standard Parts See Figure 11 Item Part Description Quantity Note 229934 Power Supply EPS6 120 or 240 Vac 1 229941 Power Supply EPS6 100 or 200 Vac 1 NS 184246 Plate suppressor mounting 1 1 184273 Panel subassembly 120 240 Vac 1 A 1 184253 Panel subassembly 100 200 Vac 1 B 2 184264 e e Transformer power 1 3 933161 Fuseholder 2 4 248704 Fuse 0 75 amp fast acting 250 V 2 5 933645 Block terminal 12 station 1 6 184265 Switch voltage select 115 230 Vac 1 7 184274 Guide card 9 875 LG 1 8 184277 Rod threaded 8 32 x 5 53 in 2 9 184258 Tag warning 1 10 184259 Switch toggle SPDT VDE 1 NS 184261 Boot toggle switch 2 NS 184289 Switch toggle DPST VDE 1 11 184284 Cable assembly ribbon 14 position 10 in 1 12 184252 Board assembly display EPS 1 13 184287 Wire group display 1 NS 184285 Space
9. Problem Possible Cause Corrective Action 2 Front panel lamps do not illuminate Output voltage missing or incorrect Verify the following 1 The energized circuit breaker or fuse is ahead of the power supply 2 The fuses are installed and closed If a fuse is open install a new fuse 3 The ON OFF switch set to ON 4 The interlock jumper is installed on TB4 D and TB4 E Power ON lamp illuminated and the kV lamp is not Power supply not triggered Use a length of wire to short TB3 1 and TB3 2 If the kV lamp illuminates verify contact closure from the trigger circuit If the kV lamp does not illuminate replace the Q5 transistor on the main circuit board Power ON and kV lamps illuminated but kV does not shut off Defective transistor Q5 Air flow switch fixed in ON position See Figure 6 Replace the Q5 transistor 3 on the main circuit board Verify that the air flow switch operates correctly Spray device does not power off Trigger switch on spray device requires repair Refer to the service manual for spray device repair procedures AII front panel LEDs and lamps extinguished Incorrect line voltage Verify that the ON OFF switch is set to the ON position Verify that the fuse at the power transformer is not open If the fuse is open replace it Verify the input power at TB4 B and TB4 C for correct voltage Calibrate the input voltage Refer t
10. 1 4 in NPT 5 TB3 1 Trigger 2 Air outlet line 1 4 in NPT 4 TB3 2 Common 8 To remotely select kV or microamps to show on the front panel display use TB3 4 kV I Display a Setthe toggle switch on the front panel to kV b Ground TB3 4 to remotely change the displayed reading from kV to microamps 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 16 EPS6 Electrostatic Power Supply Making Terminal Board Connections for PLC Interface D CAUTION When connecting terminals 5 through 8 do not exceed 24 Vdc maximum otherwise equipment damage can occur NOTE Terminals 5 through 11 are electrically isolated from the rest of the circuit Terminal block connections 5 through 8 at TB3 allow you to use a programmable logic controller PLC or other digital device to remotely trigger and adjust the EPS6 using 12 24 Vdc logic See Figure 4 to make these optional terminal block connections at TB3 These terminals provide the binary pattern that the power supply uses to correctly set the voltage The following digital pattern corresponds to the kV settings shown in Table 2 Terminal 5 Terminal 6 Terminal 7 Terminal 8 bit 8 bit 4 bit 2 bit 1 Table 2 EPS6 Voltage Settings Bit 60 kV max kV 15 oO O N 18 21 O O O O R 24 27 O 30 33 O O O O O O O O o0o 36
11. k 39 Oo 42 45 k 48 51 O 54 1 57 1 1 1 60 NOTE 1 24 Vdc 0 0 Vdc Manual 9 15 237381D Issued 11 01 2001 Nordson Corporation All rights reserved EPS6 Electrostatic Power Supply 17 Dip switches 2 and 3 on the main circuit board SW1 5 2 allow the PLC to control the power supply Refer to Table 3 and see Figure 6 NOTE The remaining dip switches on the main circuit board are for factory settings only Table 3 Dip Switch Settings
12. the EPS6 Connect the air flow switch wires to TB3 1 5 and TB3 2 4 Connect the air inlet line 3 to an air pressure source Connect the air outlet line 2 to your air spray gun See Figure 4 To use an electromechanical relay to provide contact closure when you actuate the gun connect the relay contacts to TB3 1 and TB3 2 To use a programmable logic controller PLC or another 24 Vdc source to the EPS6 connect V to TB3 10 and TB3 11 NOTE The EPS6 triggers when a voltage is applied Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 15 9 D O J O O o O ia o o D 2 2 o O Qi 3Q eid e Qu L B e NOO CAUTION ATIENTION U U U eme TENOI N WARNUNG 9 ones 9 b ooeoccoooooo b 2000000000 o R b O 2 AE U 2 3 0915005A Fig 5 Air Flow Switch Installed on EPS6 1 Air flow switch 3 Air inlet line
13. wires a Open the suppressor 4 b Position wires L1 2 L2 3 and ground 1 through the suppressor c Tightly close the suppressor without pinching the wires Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 13 TB3 TB4 1 2 3 4 9 10 A B C G J W a du HD ey E EY 2 6 tee 1 E Ze za a o E S _ m 3 Dn e AWG 22 18 lt S 24V DC MAX E z aT ay WIRE z AWG 22 18 WIRE o 8 CN CN SR 123 0913005B Fig 4 EPS6 Terminal Block TB3 TB4 Connections 1 Ground wire 3 Power wire L2 4 Suppressor 2 Power wire L1 6 Connect terminals D E interlock terminals as follows to interrupt power to the EPS6 if the interlock switch opens a Remove factory installed jumper b Connect customer supplied interlock switch to terminals NOTE Terminals J K and L have no connections NO 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 14 EPS6 Electrostatic Power Supply Making Terminal Block Connections A I and 1 4 contd 7 Make one of the following required trigger connections a See Figure 5 to use an air flow switch for contact closure when C you actuate the gun Use the installation instructions that accompany the air flow switch 1 to install the switch on
14. 0 C EPS6 Manual Controller Rated voltage 120 240VAC Rated frequency 50 60 Hz Rated current 0 75 A Maximum voltage out 60kV Maximum current out 150uA HD ISO FLO Manual System Maximum voltage 60kV 3 MARKING C 1180 11 2G 1180 n of notified body ATEX surveillance Il group Il surface 2 category 2 apparatus G explosive atmospheres caused by gas mists or vapours of waterborne 94 mJ Maximum energy at the gun tip Hazardous area Categories according to 94 9 CE Directive Gas mists or vapours Zone 0 1G Gas mists or vapours Zone 1 2G Gas mists or vapours Zone 2 3G Safety Note KINETIX ATEX Page 1 DOC13013B03 4 SAFETY INSTRUCTIONS FOR THE INSTALLATION IN HAZARDOUS AREA KINETIX or TRILOGY liquid pistols shall be installed amp maintained according to the applicable standards regarding electrical installations in hazardous area Before the installation READ CAREFULLY the INSTRUCTION MANUAL of the KINETIX or TRILOGY liquid pistol and the associated apparatus HD Manual ISO FLO and EPS6 FOR USE WITH WATERBORNE PAINTS ONLY 5 EXAMPLE OF APPLICATION This shows the applicators and how a typical system is configured Li 4 b 3 2 pe TETE EE GR gr wes pw ISO FLO HD MANUAL RA lt AIR LINE P N 225579 P N 900511 3 8 O D AIR HOSE P N 1074130 30 FT P N 1074131 50 FT P N 10
15. 1 Common Provides a ground terminal for the PLC unit This terminal connection is independent of TB3 2 ground for the EPS6 and is a required connection for the digital interface to operate correctly NOTE TB3 12 is not connected NC Installing the Electrostatic Perform the following steps to install the electrostatic cable Cable 1 Use the cable cleaning kit to remove any contamination from both ends of the electrostatic cable Refer to Parts for kit ordering information Cut the tip from the vial of high voltage dielectric oil See Figure 9 Pour the contents of the vial of dielectric oil into the high voltage well 5 of the multiplier 7 NOTE Dielectric oil does not contain PCBs Slowly install the high voltage cable into the multiplier well Wipe away any oil that overflows the well Secure the cable with the connecting nut and attach the cable strain relief onto the side of the power supply cabinet Refer to the instructions in your gun manual and install the gun end of the electrostatic cable to the spray gun Tighten the connecting nut Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 19 Using the Microammeter 4 Operation Operating the EPS6 The electrostatic power supply uses a microammeter for monitoring output current The microammeter is also useful for monitoring the operating condition of the power supp
16. 1 e Nut hex mach 710 24 slotted zinc 2 34 805074 Connector straight liquid tight 1 NS 229933 Kit ship with EPS 1 NS 229903 e e Tag warning hazardous inserts 1 NS 229904 e Tag warning dual volt inserts 1 35 983524 Washer lock E external 6 steel zinc 1 36 970972 Clamp cable 0 562 in dia 1 37 229905 Adapter multiplier cable EPS 1 38 983003 Washer flat E 0 156 x 0 312 x 0 032 in zinc 4 39 982959 Screw flat head 2 56 x 0 19 in stainless steel 2 40 982966 e Retainer captive screw 26 32 8 41 242837 Mount cable strap 2 42 939004 e Strap cable 0 06 1 75 in natural 2 43 180119 Nut lock receptacle 1 44 184282 Seal oil tight 1 69 in dia 1 NS 247512 Oil high voltage insulating pipette 1 NOTE C This subassembly is available in kit part 106381 NS Not Shown Manual 9 15 237381D Issued 11 01 2001 Nordson Corporation All rights reserved
17. 74132 100 FT 3 8 I D CABLE 2 METER P N 297979 FLUID LINE _P N 336720 d I EZ E A DOS 9 3 s NC j I EPS 6 P N 229934 P N 229941 I R X MANUAL GUN 60Kv is F P N 336671 m 3 ROZA Safety Note KINETIX A TEX Page 2 DOC13013B03 2 H U 5 U 3 2 pum 1092069 Ma wo on ISO FLO HO MANUAL P N 225579 CABLE 2 METER AIR HOSE P N 297979 P N 1074130 3 8 LD N p HOSE TRILOGY LP 60KV 1 4 MANUAL 25FT P N 1091942 Att a GN a l EE i N P N 229934 UGA P N 229941 GUN TRILOGY MANUAL LP WATERBORNE P N 1091981 Safety Note KINETIX ATEX Page 3 DOC13013B03 6 DECLARATION OF CONFORMITY Nordson Corporation Headquarters in Westlake Ohio USA declare under our sole responsibility that the products KINETIX or TRILOGY Liquid Applicators including Air Spray KVLP Models used with HD Manual ISO FLO and EPS6 FOR USE WITH WATERBORNE PAINTS ONLY to which this declaration relates complies with the following Directives Machinery Directive 89 37 EEC EMC Directive 2004 108 EC ATEX Directive 94 9 EC The conformity are under observance of the following standards or standards documents EN12100 EN61000 6 2 FM7260 EN50059 EN61000 6 3 IEC60417 EN55011 Type of protection 2G max energy 94 mJ Ambient tem
18. CT DEVELOPMENT DEPARTMENT pace T 7 4
19. EPS6 Electrostatic Power Supply Customer Product Manual Part 237381D CNordson NORDSON CORPORATION e AMHERST OHIO e USA Nordson Corporation welcomes requests for information comments and inquiries about its products General information about Nordson can be found on the Internet using the following address http www nordson com Address all correspondence to Nordson Corporation Attn Customer Service 555 Jackson Street Amherst OH 44001 Notice This is a Nordson Corporation publication which is protected by copyright Original copyright date 1997 No part of this document may be photocopied reproduced or translated to another language without the prior written consent of Nordson Corporation The information contained in this publication is subject to change without notice Trademarks 100 Plus Blue Box ChromaFlex CleanSleeve CleanSpray Control Coat Cross Cut Easy Coat Econo Coat Excel 2000 Flow Sentry Isocoil Isocore Iso Flo Nordson the Nordson logo PRX Pro Flo RBX Ready Coat Rhino Select Coat Select Cure Shur Lok Smart Spray System Sentry Thread Coat Tribomatic and Versa Spray are registered trademarks of Nordson Corporation CPX CanWorks Excel 2000 PowderGrid Pulse Spray SCF Versa Coat Versa Screen Package of Values and Swirl Coat are trademarks of Nordson Corporation Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved Table of Contents i Tab
20. Perform the following steps in order to remove the multiplier assembly from the power supply 1 See Figure 8 Remove the eight retaining screws 2 from the front panel 1 and then open the panel door See Figure 6 Disconnect the HV transformer connector J2 1 from the main circuit board See Figure 9 Remove the two clamps 8 that attach the multiplier assembly 7 to the multiplier bracket 9 Support the bottom of the multiplier assembly with your hand while removing the locknut 2 Carefully lower the multiplier assembly down and out of the power supply See Figure 10 Remove the gasket 1 from the top of the multiplier assembly 3 Set the gasket aside See Figure 9 Remove the screw 4 that retains the ground wire 6 to the multiplier 9 S s EPS6 ELECTROSTATIC POWER SUPPLY NORDSON WATERMARK TECHNOLOGY t ce ZA A 7 ON I a orFO Y NORDSON CORPORATION AMHERST OHIO 44001 USA S S U T All rights reserved 3 0915008A Fig 8 Front Panel Door 1 Front panel 3 Ground stud 2 Retaining screws quantity of eight 2001 Nordson Corporation 237381D Manual 9 15 Issued 11 01 28 EPS6 Electrostatic Power Supply Removing the Multiplier Assembly contd Eo
21. WATERMARK TECHNOLOGY 9 0915002A Fig 2 EPS6 Front and Inside Views 1 kV indicator 6 kV ON light 2 mA indicator 7 Multiplier 3 Display selector switch 8 Fuse holder 4 Adjustment potentiometer 9 Internal voltage selector switch 5 Power ON OFF switch 10 Main circuit board Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 9 Features The EPS6 offers the following design features Specifications e Variable output voltage at low amperage which allows a safe but highly efficient field of attraction between the coating material and the workpiece Digital display for monitoring kV output setting or output current e LEDs to help you troubleshoot the power supply e Programmable logic control PLC is also available for some functions Specification Operating Requirements Input voltage 120 240 Vac 010 50 60 Hz 100 200 Vac 010 50 60 Hz Input current protection 0 75 amp fu
22. bstance hit something on its way in and deflected causing more damage and many other variables including skin microflora residing in the paint or gun which are blasted into the wound If the injected paint contains acrylic latex and titanium dioxide that damage the tissue s resistance to infection bacterial growth will flourish The treatment that doctors recommend for an injection injury to the hand includes immediate decompression of the closed vascular compartments of the hand to release the underlying tissue distended by the injected paint judicious wound debridement and immediate antibiotic treatment 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 4 EPS6 Electrostatic Power Supply Fire Safety To avoid a fire or explosion follow these instructions Ground all conductive equipment in the spray area Use only grounded air and fluid hoses Check equipment and workpiece grounding devices regularly Resistance to ground must not exceed one megohm Shut down all equipment immediately if you notice static sparking or arcing Do not restart the equipment until the cause has been identified and corrected Do not smoke weld grind or use open flames where flammable materials are being used or stored Do not heat materials to temperatures above those recommended by the manufacturer Make sure heat monitoring and limiting devices are working properly Provide adequate ventilation to prevent dan
23. ces can affect the electrical operation of the electrostatic power supply Mount the power supply in an accessible area for ease of operation and maintenance See Figure 3 for mounting dimensions Perform the following steps to mount the power supply 1 To install the unit near the spray booth allow at least a 1 5 m 5 ft radius outside the booth opening area D Observe the mounting dimensions and clearance requirements for the EPS6 3 Remove the eight retaining screws 2 from the front panel door and then open the door 4 See Figure 7 for wiring connections and then secure the power supply to the installation site using the four mounting screws 1 5 Close the front panel door and secure it with the eight retaining screws 2 Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 11 Setting the Voltage EPS6 ELECTROSTATIC POWER SUPPLY NORDSON WATERMARK TECHNOLOGY ce AES A A 374 7 mm 14 75 in VFA m 10 in 0915003A Fig 3 Mounting Dimensions and Clearance Requirements 1 Mounting screws quantity of four 2 Retaining screws for front panel quantity of eight corresponds with the voltage rating indicated on the internal voltage selector
24. ctive Action 1 No output voltage at nozzle loss of wrap with power ON and KV ON lamp illuminated Poor ground to conveyor or coated part Poor ground to power supply Spray device resistor failed Needle resistor failed Power supply malfunctioned Spray device extension and nozzle contaminated Air supply contains water or contaminates Voltage is arcing within extension Electrostatic cable failed Clean the conveyor hooks and part Provide true earth ground to the power supply Remove the resistor from the spray device and use a megohm meter to measure resistance Resistance should read 75 megohms O 10 if it does not replace the resistor Remove the needle from the spray device Use a megohm meter to measure resistance Resistance should measure 12 megohms 010 if it does not replace the needle Use the kV meter to verify the high voltage output of power supply Output should measure 56 64 kV Disassemble and clean the spray device extension and nozzle Check the main air supply for contaminates Replace the extension Remove the cable from the spray device Use the kV meter to check the kV at the gun end of the cable The cable should read 56 64 kV if it does not replace the cable 2001 Nordson Corporation All rights reserved 237381D Issued 11 01 Manual 9 15 22 EPS6 Electrostatic Power Supply Troubleshooting Electrical Problems conta
25. e ground wire 5 to the cable adapter 2 at the top of the multiplier assembly 3 4 Install the gasket 1 over the end of the cable adapter 2 on the new multiplier assembly 3 5 See Figure 9 Place the multiplier assembly 7 in the cabinet and then install the locknut 2 on the cable adapter 1 6 Position the multiplier firmly against the top of the cabinet and then tighten the locknut 2 to 4 Nem 3 ft Ib 7 Install and tighten the clamps 8 to attach the multiplier assembly 7 to the multiplier bracket 9 8 Connect the HV transformer connector J2 10 to the main circuit board at J2 See also Figure 6 9 See Figure 9 Cut the tip from the vial of high voltage dielectric oil and then pour the oil into the high voltage well 5 of the multiplier NOTE Dielectric oil does not contain PCBs 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 30 EPS6 Electrostatic Power Supply Installing the Multiplier Assembly contd 4 d gt 3 0915010A Fig 10 Multiplier Assembly Installation 1 Gasket 4 Screw 2 Cable adapter 5 Ground wire 3 Multiplier assembly Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 31 Assembling the Power Perform the following steps in order to assemble the p
26. er input line voltage can cause damage to this unit 3 184 258 gt gt gt WARNING Do not locate this unit in an area classified as hazardous Install operate and service in accordance with all applicable safety codes and Nordson instruction manual If you have questions concerning this electrostatic spray equipment call 440 985 4000 and ask to speak with the Liquid Systems Group Technical Service Department Nordson Corporation Amherst OH 44001 U S A o E FRZ d ET 3 O ER U I 0915001A Fig 1 Location of Safety Labels 1 Front panel label 2 Inside cabinet label 3 Warning tag Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 7 2 Description Components The Nordson Electrostatic Power Supply EPS6 is a regulated solid state electrostatic power supply The EPS6 is designed for use with air or airless electrostatic spray equi
27. erform step 4 4 Locate R2 on the display board and use a small screwdriver to adjust R2 until the display shows the correct reading 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 32 EPS6 Electrostatic Power Supply 7 Parts Using the Illustrated Parts List To order parts call the Nordson Customer Service Center or your local Nordson representative Use this five column parts list and the accompanying illustration to describe and locate parts correctly Numbers in the Item column correspond to numbers that identify parts in illustrations following each parts list The code NS not shown indicates that a listed part is not illustrated A dash is used when the part number applies to all parts in the illustration The six digit number in the Part column is the Nordson Corporation part number A series of dashes in this column means the part cannot be ordered separately The Description column gives the part name as well as its dimensions and other characteristics when appropriate Indentions show the relationships between assemblies subassemblies and parts Item Part Description Quantity Note 000000 000000 000000 Assembly 1 e Subassembly 2 A e Part 1 If you order the assembly items 1 and 2 will be included e Ifyou order item 1 item 2 will be included e Ifyou order item 2 you will receive item 2 only
28. erwise equipment damage can Q CAUTION Do not use solvents of any type to clean internal occur e Thoroughly clean and dry all components and cabinet before placing the power supply into service again e When cleaning electrostatic components such as cable ends or gun extensions use a Nordson Cable Cleaning Service Kit to clean and dry the components Refer to Parts for kit ordering information Perform the following steps to disassemble the power supply 1 Place the power supply ON OFF switch to OFF 2 Disconnect the main power supply and the electrostatic cable 3 Cover the high voltage outlet connector and cable end to prevent contamination 4 See Figure 5 Remove the air inlet 3 and outlet 2 lines from the air flow switch 1 if used 5 See Figure 8 Disconnect the ground cable at the ground stud 3 6 Remove the power supply from the spray area and place on a clean work surface for disassembly 2001 Nordson Corporation All rights reserved 237381D Manual 9 15 Issued 11 01 xog dO HOLLO NO 0915007A All rights reserved 2001 Nordson Corporation
29. gerous concentrations of volatile particles or vapors Refer to local codes or your material MSDS for guidance Do not disconnect live electrical circuits while working with flammable materials Shut off power at a disconnect switch first to prevent sparking Know where emergency stop buttons shutoff valves and fire extinguishers are located If a fire starts in a spray booth immediately shut off the spray system and exhaust fans Shut off electrostatic power and ground the charging system before adjusting cleaning or repairing electrostatic equipment Clean maintain test and repair equipment according to the instructions in your equipment documentation Use only replacement parts that are designed for use with original equipment Contact your Nordson representative for parts information and advice Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 5 Action in the Event of a Malfunction Disposal Halogenated Hydrocarbon Solvent Hazards Do not use halogenated hydrocarbon solvents in a pressurized system that contains aluminum components Under pressure these solvents can react with aluminum and explode causing injury death or property damage Halogenated hydrocarbon solvents contain one or more of the following elements Element Symbol Prefix Fluorine F Fluoro Chlorine Cl Chloro Bromine Br Bromo lodine lodo
30. h Hertz StraBe 42 44 D 40699 Erkrath Nordson Nordson Corporation Westlake Ohio Date 31 August 2010 DOC13014A04 w 4 3 N la NTIC E CHG LTR REVISION BY CHK ECR NO DATE Mia A01 01 RELEASED JB BF LQ601148 070CTO8 FLUID TUBING HOSE PORN MAXIMUM LENGTH 30 FT 900561 TUBE TFE 375 5 900596 TUBING PFA 3750D X 25ID 900601 TUBING TEFLON 562X 093 1091865 HOSE TRILOGY LP 60KV 1 4 AUTO 25FT 146132 TUBING TEFLON 1 4INIDX3 8INOD UN FLUID TUBING HOSE gt ATOMIZING AIR LINE E P N 900511 gt 3 8 O D CABLE 8 METER P N 297980 HORN AIR LINE P N 900511 3 8 O D ISO FLG HD VOLTAGE BLOCK SYSTEM f TRIGGER AIR LINE P N 900509 1 4 O D 9 7 i A A CD El p GUN AUTOMATIC LP WATERBORNE P N 1090981 AIR LINE 3 P N 900509 D 1 4 O D ISO FLO HD CONTINUOUS FLOW P N 224245 EPS 6 POWER SUPPLY P N 229934 P N 229941 OQ ALL DIMENSIONS IN D EXCEPT AS NOTED SIZE POWDER SYSTEMS GROUP AMHERST OHIO 44001 XXX 030 X XXX 010 DRAWN BY DATE NEXT ASSEMBLY MACHINED 125 JB 070CT08 FIRST PRODUCT USED ON SURFACES AA sk BURIED CORNERS 004 TO 032 MAX REL NO Sea TH TUREAD LENGTH DNS ARE REV CONTROL NUMBER 0 PERFECT FORM AT MMC THIRD INTERRELATED FEATURES REJECTION SCALE PRODU
31. le of Contents 1 Safety o onu RU et AA peta Pak e ud 1 Qualified Personnel 1 Interided Use aan eeu o A asda 1 Regulations and Approvals 1 Personal Safety 2 High Pressure Fluids 3 Fire Safety a aoi er eb Gee e a Rat eg 4 Halogenated Hydrocarbon Solvent Hazards 5 Action in the Event of a Malfunction 5 Disposalz 2 RES bla AO A eue RESTE 5 Safety Labels ea ses ec Cr Re OW E Pe PANE AG 6 2 Description e ay i x Gere Ege Iac Rupee Reinas 7 Components a uten ned td er le mg RES oe a 7 Features cesses bere Re ERE O prakt kt wale ERE CER 9 Specifications m gt wa RE esses weed eee VIA ade AV PE ERR 9 3 Installation 222 dee dA POW ete Lee ws 10 Installing the Power Supply 10 Setting the Voltage 11 Making Terminal Block Connections A I and 1 4 12 Making Terminal Board Connections for PLC Interface 16 Installing the Electrostatic Cable 18 Using the Microammeter 19 4 Operation ccce eise nu eei eds 93 ee eee eae RR 19 Operating the EPS6 19 5 Troubleshooting iii ese als ates dds a EDE eer et es 20 Troubleshooting Electrical Problems
32. ly To test the microammeter do the following 1 See Figure 2 After installing the spray device and cable to the power supply turn on the power supply using the power ON OFF switch 5 at the front panel 2 Set the KV uA switch on the front panel to microamps HA 3 Trigger the EPS6 4 Observe the microammeter If you are far from any grounded object the microammeter should read approximately 20 80 microamps 5 Slowly move the gun electrode closer to ground the microammeter reading increases The EPS6 will not automatically turn off when the gun electrode approaches ground See Figure 2 The following instructions explain the daily operation for your EPS6 Routine daily maintenance is not required 1 Apply power to the EPS6 using the power ON OFF switch 5 on the front panel See Figure 2 2 SetkV to the required setting using the adjustment potentiometer 4 on the front panel See Figure 2 3 Hold the spray gun in your bare hand to ensure that you are grounded 4 Pressurize the fluid system 5 Trigger the gun to begin spraying 2001 Nordson Corporation All rights reserved 237381D Manual 9 15 Issued 11 01 20 EPS6 Electrostatic Power Supply 5 Troubleshooting Troubleshooting Electrical Problems WARNING Allow only qualified personnel to perform the A following tasks Observe and follow the safety instructions in this document and all other related documentation This section con
33. o Input Voltage Calibration in this section If the existing input voltage settings do not match the values given in Tables 5 and 6 replace the transformer Manual 9 15 237381D Issued 11 01 2001 Nordson Corporation All rights reserved EPS6 Electrostatic Power Supply 23 Problem Possible Cause Corrective Action 7 LEDs and lamps Defective trigger switch Verify trigger circuit as follows operate correctly with icei Ao kV output and ky ZNAMIENNE 1 Use a length of wire to short TB3 1 ON lamp is Defective air flow switch and TB3 2 extinguished Defective contact closure device 2 If kV ON lamp illuminates check trigger circuit of gun and cable Refer to gun instruction manual 3 See Figure 6 Replace the Q5 transistor 3 on the main circuit board or replace the main circuit board 8 LEDs and lamps Defective multiplier assembly or main Replace the multiplier assembly or main operate correctly with circuit board circuit board no kV output and kV ON lamp is illuminated 9 kV indicator remains Defective transistor Q5 on main circuit See Figure 6 Replace the Q5 on even if power board transistor 3 on the main circuit board supply is not triggered 10 kV output weak or Defective or damaged multiplier Replace the multiplier erratic 11 Potentiometer on Incorrect dip switch settings Verify the correct dip switch settings on front panel operating the main circuit board correc
34. ontained are extremely hazardous Always relieve fluid pressure before adjusting or servicing high pressure equipment A jet of high pressure fluid can cut like a knife and cause serious bodily injury amputation or death Fluids penetrating the skin can also cause toxic poisoning If you suffer a fluid injection injury seek medical care immediately If possible provide a copy of the MSDS for the injected fluid to the health care provider The National Spray Equipment Manufacturers Association has created a wallet card that you should carry when you are operating high pressure spray equipment These cards are supplied with your equipment The following is the text of this card WARNING Any injury caused by high pressure liquid can be serious If you are injured or even suspect an injury e Goto an emergency room immediately Tell the doctor that you suspect an injection injury e Show him this card e Tell him what kind of material you were spraying MEDICAL ALERT AIRLESS SPRAY WOUNDS NOTE TO PHYSICIAN Injection in the skin is a serious traumatic injury It is important to treat the injury surgically as soon as possible Do not delay treatment to research toxicity Toxicity is a concern with some exotic coatings injected directly into the bloodstream Consultation with a plastic surgeon or a reconstructive hand surgeon may be advisable The seriousness of the wound depends on where the injury is on the body whether the su
35. ontractors who are trained to safely perform their assigned tasks They are familiar with all relevant safety rules and regulations and are physically capable of performing their assigned tasks Intended Use Use of Nordson equipment in ways other than those described in the documentation supplied with the equipment may result in injury to persons or damage to property Some examples of unintended use of equipment include using incompatible materials e making unauthorized modifications e removing or bypassing safety guards or interlocks using incompatible or damaged parts using unapproved auxiliary equipment e operating equipment in excess of maximum ratings Regulations and Approvals Make sure all equipment is rated and approved for the environment in which it is used Any approvals obtained for Nordson equipment will be voided if instructions for installation operation and service are not followed 2001 Nordson Corporation 237381D Manual 9 15 All rights reserved Issued 11 01 2 EPS6 Electrostatic Power Supply Personal Safety To prevent injury follow these instructions Do not operate or service equipment unless you are qualified Do not operate equipment unless safety guards doors or covers are intact and automatic interlocks are operating properly Do not bypass or disarm any safety devices Keep clear of moving equipment Before adjusting or servicing moving equipment shut off the power supply and wait un
36. ower supply Supply 1 Install the power supply on the booth or in its normal location 2 See Figure 8 Connect the ground cable at the ground stud 3 3 See Figure 5 Install the air inlet 3 and outlet 2 lines from the air flow switch 1 if used 4 Remove the cover and plug from the multiplier cable well Add dielectric oil to the multiplier cable well 5 Verify that the high voltage cable is clean and dry before you install it Use the Nordson Cable Cleaning Service Kit to clean and dry the cable Refer to Parts for kit ordering information 6 Slowly install the high voltage cable into the multiplier well Wipe away any oil that overflows the well 7 Secure the electrostatic cable with the connecting nut and attach the cable strain relief onto the side of the power supply cabinet 8 See Figure 8 Close the front panel door and secure the front panel 1 with the eight retaining screws 2 9 Connect the main power supply Testing the Display After you replace the main circuit board or display board use the following steps to test and adjust the display NOTE Do not remove the display board from the EPS6 door 1 Place the power supply ON OFF switch to ON 2 Turn the potentiometer on the front panel fully clockwise 3 Ifthe reading is 060 return the potentiometer to its original setting If the reading is not correct 060 go to step 4 NOTE Do not remove the display board from the power supply door to p
37. perature 0 C to 40 C EC type examination certificate no CESI 01 ATEX 030 Milan Italy N of notified body ATEX surveillance 1180 Baseefa Buxton Derbyshire UK 1809000 certificate DNV lt gt Mike Hansinger Manager Engineering Development Date 23 June 2009 Safety Note KINETIX ATEX Page 4 DOC13013B03 DECLARATION of CONFORMITY Product Trilogy Models Trilogy Automatic Waterborne HD Automatic ISO FLO EPS6 Description Trilogy Automatic liquid waterborne applicator used with the HD automatic ISO FLO voltage block system and EPS6 Power Supply Applicable Directives Machinery Directive 2006 142 EC EMC Directive 2004 108 EEC ATEX Directive 94 9 EC Standards Used for Compliance EN12100 2003 EN50348 2002 EN61000 6 3 2007 EN60204 2006 EN50059 1990 EN61000 6 2 2005 FM7260 1996 EN55011 2009 Type of protection Ex Il 2 G 93 24 mJ Ambient temperature 0 C to 40 C Principles This product has been manufactured according to good engineering practice The product specified conforms to the directive and standards described above Certificates INERIS OBATEXOO68X Verneuil en Halatte FRANCE ATEX Surveillance 1180 Baseefa Buxton Derbyshire UK Y Yo mocy gt Mike Hansinger Manager Engineering Development Nordson Authorized Representative in the EU Contact Operations Manager Industrial Coating Systems Nordson Deutschland GmbH Heinric
38. pment and with Iso Flo Systems The EPS6 produces a maximum variable output voltage of 60 kV The following chart lists the major components of the EPS6 See Figure 2 Component Function Main circuit board Creates and controls voltage for the multiplier and generates the signal for the digital display Multiplier Creates and controls the main output voltage of the power supply Voltage select switch Allows you to connect the power supply to e 120 Vac or 240 Vac service e 100 Vac or 200 Vac service Fuse Limits the input current to the power supply and disconnects the power if a fault occurs inside the power supply Terminal blocks Interconnect the power supply circuit Digital display board Displays the kV setting of the power supply or the current draw in microamperes uA Potentiometer knob Adjusts the kV setting of the power supply Display selector switch Enables you to select either the kV setting or the current draw in microamperes at the front panel Also enables you to remotely change the display using a normally open NO switch ON OFF toggle switch Turns the main power ON and OFF 2001 Nordson Corporation All rights reserved 237381D Issued 11 01 Manual 9 15 8 EPS6 Electrostatic Power Supply Components contd o cepe mer EPS6 ELECTROSTATIC POWER SUPPLY NORDSON
39. r switch EPS 1 NS 184286 Ring locking switch 2 14 240674 Tag ground 2 15 240976 Clamp ground with wire 1 16 242867 Tag warning 1 17 246164 Bracket multiplier 1 NS 248694 e Knob collet 28 mm 1 4 in shaft 1 NS 248695 e Cap flat 28 mm with line 1 NS 248741 Seal shaft rotary 1 18 185068 Suppressor ferrite 13 4 mm dia 1 NOTE A This subassembly is for use with EPS6 part 229934 only B This subassembly is for use with EPS6 part 229941 only NS Not Shown Continued on next page 2001 Nordson Corporation All rights reserved 237381D Issued 11 01 Manual 9 15 34 EPS6 Electrostatic Power Supply EPS6 Standard Parts conta Item Part Description Quantity Note 19 185067 Suppressor ferrite 7 mm dia 4 20 185070 e Suppressor ferrite 24 position R Cab 1 21 970970 Clamp hose 52 2 22 937189 e Potentiometer 10 000 ohm 1 23 296038 e Spacer 0 250 OD x 0 140 ID x 0 500 in 4 24 140475 Tag warning 1 25 229937 Board assembly main EPS 6 1 26 184970 e Transistor Q5 1 27 e Multiplier HV 1 C 28 211274 Gasket 1 51 ID x 1 75 OD in 70 90 duro 1 29 981149 e Screw round head 10 32 x 0 375 in slotted zinc 4 30 275989 e Screw pan head self sealing capt 6 32 x 0 406 in 8 slotted zinc 31 982623 e Screw pan head self sealing 410 24 x 0 375 in 2 slotted zinc 32 981020 Screw pan head 46 32 x 0 250 in slotted zinc 1 33 98412
40. ses Variable output voltage open circuit 30 000 60 000 Vdc m3 kV Output current short circuit 150 uA maximum Display accuracy m2 counts Operating temperature range O 40 C 32 104 F Cabinet Dimensions Hx W x D 355 60 x 304 88 x 152 40 mm 14 0 x 12 0 x 6 0 in Door Hinged at left hand side Unit weight 13 15 kg 29 0 Ib 2001 Nordson Corporation 237381D Issued 11 01 Manual 9 15 10 EPS6 Electrostatic Power Supply 3 Installation Installing the Power Supply gt gt gt gt WARNING Allow only qualified personnel to perform the following tasks Observe and follow the safety instructions in this document and all other related documentation WARNING This equipment can be dangerous unless it is used in accordance with the rules laid down in this manual WARNING Electrical discharge can be dangerous Do not install the power supply in an area classified as hazardous refer to NFPA 33 publication for specifications Ground the electrostatic power supply all sprayed objects fluid containers and other electrically conductive objects located within 6 m 19 7 ft of the spray area Keep spray area conveyors and hangers clean WARNING Do not install the power supply on a reciprocator or in an area where excessive vibration occurs Do not place the power unit where timers or signal devices are closely located These devi
41. switch If you connect 230 volt power with the selector switch set at 115 volts immediate fuse failure and power supply damage can occur n CAUTION Verify that the main power source voltage Nordson Corporation ships the power supply with the selector switch set to the 230 volt position If you require 115 volt power move the selector Switch to the 115 volt position NOTE If you connect 115 volt power with the selector switch set at 230 volts reduced electrostatic efficiency and loss of wrap can occur 2001 Nordson Corporation All rights reserved 237381D Manual 9 15 Issued 11 01 12 EPS6 Electrostatic Power Supply Making Terminal Block Connections A and 1 4 See Figure 4 and make the following terminal block connections on TB3 and TB4 1 2 Remove any packing materials from inside the power supply Install liquid tight one half inch conduit to the EPS6 and connect it using only the Nordson supplied conduit connector Install 18 22 gauge wire that meets local electrical codes through the conduit and connect the main power supply leads to terminals A B and C on TB4 as follows a Connect ground wire 1 to TB4 A b Connect power wire L1 2 to TB4 B c Connect power wire L2 3 to TB4 C Connect a ground wire 12 gauge or larger from the ground stud on the power supply to a true earth ground Install the wires through the factory supplied suppressor 4 for the power wiring L1 L2 and ground
42. tains troubleshooting procedures These procedures cover only the most common problems that you may encounter If you cannot solve the problem with the information given here contact your local Nordson representative for help As you being to spray notice the microammeter on the electrostatic power supply A normal operating reading is approximately 20 80 microamps Use the operating current as a guide for troubleshooting For example if the current reading starts to increase the flow or conductivity of the coating material might have increased or moist or dirty air has entered the system A decrease in the current might indicate that the power supply voltage has increased or there is a poor path to ground in the system such a between product and its hanger or conveyor device and electrostatic cable removed see Figure 4 and install a jumper wire between TB3 1 and TB3 2 to energize the high voltage circuit After completing the test remove the jumper i WARNING When checking the power supply with the spray NOTE Keep the ball of the kV meter as far way as possible from any grounded object Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 21 The following table provides troubleshooting procedures for correcting electrical problems If multiple causes exist the table lists those problems in the order of importance Problem Possible Cause Corre
43. til the equipment comes to a complete stop Lock out power and secure the equipment to prevent unexpected movement Relieve bleed off hydraulic and pneumatic pressure before adjusting or servicing pressurized systems or components Disconnect lock out and tag switches before servicing electrical equipment While operating manual spray guns make sure you are grounded Wear electrically conductive gloves or a grounding strap connected to the gun handle or other true earth ground Do not wear or carry metallic objects such as jewelry or tools If you receive even a slight electrical shock shut down all electrical or electrostatic equipment immediately Do not restart the equipment until the problem has been identified and corrected Obtain and read Material Safety Data Sheets MSDS for all materials used Follow the manufacturer s instructions for safe handling and use of materials and use recommended personal protection devices Make sure the spray area is adequately ventilated To prevent injury be aware of less obvious dangers in the workplace that often cannot be completely eliminated such as hot surfaces sharp edges energized electrical circuits and moving parts that cannot be enclosed or otherwise guarded for practical reasons Manual 9 15 237381D 2001 Nordson Corporation Issued 11 01 All rights reserved EPS6 Electrostatic Power Supply 3 High Pressure Fluids High pressure fluids unless they are safely c
44. tly Damaged ribbon cable connecting Check for damaged ribbon cable display board to main circuit board connecting the display board to the main circuit board Replace the cable if damaged Incorrectly installed ribbon cable Correctly and firmly seat the ribbon cable connectors Incorrectly wired or defective Check for damaged potentiometer potentiometer wiring or replace the potentiometer Damaged or defective main circuit board Replace the main circuit board 2001 Nordson Corporation All rights reserved 237381D Issued 11 01 Manual 9 15 24 EPS6 Electrostatic Power Supply Input Voltage Calibration WARNING Disconnect equipment from line voltage before A servicing Use this procedure to test and calibrate the input voltage 1 Disconnect and lock out the main power source 2 Remove the main circuit board see Figure 2 10 and turn on the main electrostatic power supply 3 Connect the electrostatic power supply to a power source following these considerations e Connect 100 200 Vac units to a 100 Vac source e Connect 120 240 Vac units to a 120 Vac source 4 Set the internal voltage selector switch see Figure 2 9 to 120 5 Measure the Vac on TB1 3 TB1 4 and TB1 5 according to the values given in Table 5 Table 5 Terminal Block 1 Voltage Values Terminal Voltage 3 4 yellow to red 18 2 Vac 1 V 3 5 yellow to red 18 2 Vac 1 V 4 5 red to red 36 4 Vac 2 V

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