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Operating instructions 

RE 30232-02-B, Edition: 02.2021, EN

Valve amplifier for proportional 

valves without electrical  

position feedback 

Maximum current limitation 1.5 A  

VT-MSPA2-2X/A5/1A5/000

Summary of Contents for rexroth VT-MSPA2-2X/A5/1A5/000

Page 1: ...Operating instructions RE 30232 02 B Edition 02 2021 EN Valve amplifier for proportional valves without electrical position feedback Maximum current limitation 1 5 A VT MSPA2 2X A5 1A5 000 ...

Page 2: ...erification It must be remembered that our products are subject to a natural process of wear and aging This document as well as the data specifications and other information set forth in it are the exclusive property of Bosch Rexroth AG It may not be reproduced or given to third parties without its consent The cover shows an example configuration The product delivered may differ from the image on ...

Page 3: ...tion of the product 12 6 Transport and storage 13 6 1 Storing the VT MSPA2 2X 13 7 Mounting 13 7 1 Required tools 14 7 2 Recommended accessories 14 7 3 Installation conditions 14 7 3 1 Place of installation 14 7 4 Installing und connecting the VT MSPA2 2X 14 7 5 Connecting the supply voltage 15 7 5 1 Shielding 16 7 5 2 General notes on wiring 16 7 5 3 Connecting the individual contacts 17 7 5 4 Su...

Page 4: ...e amplifier 29 11 4 Preparing the components for storage or further use 30 12 Disposal 31 12 1 Environmental protection 31 12 2 Return to Bosch Rexroth AG 31 12 3 Packaging 31 12 4 Materials used 31 12 5 Recycling 31 13 Extension and modification 32 14 Troubleshooting 32 14 1 How to proceed for troubleshooting 32 15 Technical data 32 16 Annex 33 16 1 List of addresses 33 17 Alphabetical index 34 ...

Page 5: ...d and observed it The documentations can be found on the product site or at www boschrexroth com mediadirectory Table 1 Required and supplementary documentation Title Document number Document type Order confirmation Valve amplifier for proportional valves without electrical position feedback maximum current limitation 1 5 A type VT MSPA2 2X A5 1A5 000 30232 02 Data sheet 1 3 REPRESENTATION OF INFO...

Page 6: ...mage to property The product or the environment could be damaged 1 3 2 Symbols The following symbols indicate notices which are not safety relevant but increase the comprehensibility of the documentation Table 3 Meaning of the symbols Symbol Meaning If this information is disregarded the product cannot be used or operated in an optimum manner Individual independent action 1 2 3 Numbered instructio...

Page 7: ...E 30232 02 especially exclusively outside the potentially explosive atmosphere While adhering to the given performance limits In the original condition without damage Repairs by customers are not permitted The product is intended exclusively for professional use and not for private usage Operation according to the intended use also implies that you have read and understood this documentation compl...

Page 8: ...on the Internet at http www boschrexroth com 2 5 GENERAL SAFETY INSTRUCTIONS Observe the valid regulations on accident prevention and environmental protection Observe the safety regulations and provisions of the country in which the product is used applied Exclusively use Rexroth products in technically perfect condition Observe all notices on the product Persons who install commission operate dem...

Page 9: ... uncontrolled movements of the machine Ensure proper grounding and provide equipotential bonding Using the product outside the specified IP protection class can result in short circuit and malfunction and hence in uncontrolled machine movements Therefore use the product only within the IP protection class and in environments as specified in the data sheet Provide safety functions for personal safe...

Page 10: ...ion class IP 2 7 PERSONAL PROTECTIVE EQUIPMENT Check determined personal protective equipment for completeness and protective effect and wear it observe customer regulations and list of personal protective equipment 2 8 OPERATOR S OBLIGATIONS The operation of installations systems and machines basically requires the implementation of a holistic IT security concept which is state of the art in term...

Page 11: ... interference Risk of affecting other devices Use shielded signal and solenoids cables in order that EMC requirements are fulfilled Overloading Risk of overloading and damage to the supply cable in the case of insufficient dimensioning and or operation with several electrical devices Provide current limitation by overload protection Select an appropriate rating of power supply units and cables Sho...

Page 12: ...th AG see chapter 16 1 List of addresses on page 33 5 About this product You can find information on the product and its performance in the data sheet of your electronics 5 1 IDENTIFICATION OF THE PRODUCT The most important data of the product are given on a label or are printed directly at the side of the product The nameplate below shows the standard variant 1 Word mark 2 Material short text 3 P...

Page 13: ...f electronics with housing water may condense within the housing Let the electronics acclimate itself for several hours as otherwise water may condense in the housing The electronics are provided with cooling slots According to the specified protection class dirt and fluids may easily enter and cause malfunction and short circuit Reliable operation is thus no longer ensured When working on the ele...

Page 14: ...2X with hydraulic fluids acids bases corrosive agents salts metal vapors solvents etc 7 3 1 Place of installation Electronics from Bosch Rexroth are intended for installation in control cabinets Outdoor installation is not permitted 7 4 INSTALLING UND CONNECTING THE VT MSPA2 2X The dimensions of valve amplifier VT MSPA2 2X are given in data sheet RE 30232 02 The installation orientation is vertica...

Page 15: ...se low capacitance cables Whenever possible execute cable connections without intermediate terminals Install sensor cables separately When sources of electromagnetic disturbance are used e g frequency converter malfunction may occur Avoid the installation of the VT MSPA2 2X in the direct vicinity to sources of disturbance The distance to aerial lines radio sources and radar equipment must be at le...

Page 16: ...ccessories see chapter 7 2 page 14 As solenoid cables you may use unshielded cables Fig 2 Shielding of the VT MSPA2 2X 7 5 2 General notes on wiring Install signal and power cables as far away from each other as possible and do not install them in parallel Do not route signal cables through strong magnetic fields Lay signal lines as continuously as possible If intermediate terminals are required t...

Page 17: ...imum length m Cable type Minimum cross section mm2 Remarks Digital in out 30 Unshielded 0 25 to 2 5 For 30 m or more shielded cable required 50 Shielded 0 25 to 2 5 Command value 30 Twisted pair 0 25 to 2 5 For 30 m or more shielded cable required 50 Twisted pair shielded 0 25 to 2 5 Actual value 30 Twisted pair 0 25 to 2 5 For 30 m or more shielded cable required 50 Twisted pair shielded 0 25 to ...

Page 18: ...onverter Inlet filter in the voltage supply of the frequency converter Motor control lines shielded and installed separately from other cables and or output filter for motor cables Large area contact of the frequency converter housing to the rear wall of the control cabinet 8 Commissioning NOTICE Uncontrolled plugging and unplugging of connectors The device might be destroyed Before plugging or un...

Page 19: ...oller 11 Clock pulse generator 12 Output stage 13 Enable or inversion or ramp off or 4Q ramp 14 Switching logic error detection 15 Digital output XH1 X2A XH2 X2A XH2 A B XH1 V 1 2 10 9 5 6 12 11 Zw 1 1 2 5 11 12 10 12 10 9 9 7 6 8 14 13 15 4 3 8 4 3 7 U U 0V 24V U KBA t t t t t t t t t I A I A I B I B t KBB KBA KBB MO U U U I U U U U a b U U U U In In DI Out Out G x y B S G PWM PID PWM PID B S G E...

Page 20: ...sing 2nd quadrant positive command value falling 3rd quadrant negative command value increasing 4th quadrant negative command value falling Table 10 Indicator lamps 4 8 5 1 6 2 7 3 12 9 10 11 Set t DI Z B G S IB IA v T Valve Select 0 9 8 7 6 5 4 3 2 1 MSPA2 1 2 3 4 5 Blinking code Description of LED indicator lamps Indicator lamps Operating status Display mode Meaning LED DI digital input yellow N...

Page 21: ...pert standard included Rotary switch position Valve type t Z G 4Q t1 t2 t3 t4 GB GA SB SA B f Inv DI 0 no valve 1 4WRA 6 WA15 2X K10 4WRA 6 XA00 K10 2 4WRA 6 W30 2X K10 4WRA 6 E00 2X K10 3 4WRZ 7X K10 9 Universal 1 5 A If no valve type is selected the LEDs signal the status shown on the left The yellow LEDs rotate clockwise in pairs The ready LED blinks red green if the valve number saved last and...

Page 22: ...B G S Set Set Set Set Set Set Set Set Set Set Set Set Set Set Set Set Z B DI DI DI DI DI DI 16 13 14 15 4 8 5 1 6 2 7 3 12 9 10 11 Set t DI Z B G S IB IA v T Valve Select 0 9 8 7 6 5 4 3 2 1 MSPA2 Command value zero point biasing current Z B Run 1 sec Editable parameter level Simple ramp t Ramp time Zero point Command value attenuator G Command value maximum Expert mode Standard mode 1 sec 1 sec ...

Page 23: ...gain at test jack v for 5 s press once Press Set 1 s in order to switch to the first settable parameter simple ramp see Fig 6 1 Press Set to edit the selected parameter 2 Press or to change the set value Set values can be checked with the help of a multimeter Every set value stands for a voltage output or a percentage value at the connected multimeter The assignments are listed in the tables in ch...

Page 24: ...B G S DI t t t t t Ramp time 0 10 ms 1000 ms 0 10 mV 1 00 V 1 s V 1 s 5 s 1 0 V 5 0 V 1 s V 5 s 30 s U 0 2 V s t 4 V Command value zero point biasing current Z B t Z B G S DI Z Zero point 0 10 0 1 V 0 1 V Command value attenuator G t Z B G S DI x y G Command value maximum 70 110 0 70 V 1 10 V Ramp function t t Z B G S DI t t t t t on off Simple ramp ON 1 V Ramp OFF 0 V 4Q ramp ON 4 V 4Q ramp t1 1s...

Page 25: ... mV 1 00 V 1 s V 1 s 5 s 1 0 V 5 0 V 1 s V 5 s 30 s 5 0 V 10 V U 0 2 V s t 4 V Command value attenuator GB for solenoid B positive command value t Z B G S DI G B Command value attenuator Solenoid B 70 110 0 70 V 1 10 V Command value attenuator GA for solenoid A negative command value t Z B G S DI A G Command value attenuator Solenoid A 70 110 0 70 V 1 10 V Step height SB positive command value sol...

Page 26: ...4Q operating mode is activated 2 The function of the digital input is XOR linked to the internally selected state 8 6 RESTORING THE VT MSPA2 2X TO FACTORY SETTINGS This function is available exclusively directly upon switching on the operating voltage It resets all customer specific parameters of the set valve to the factory settings The module has to be de energized 1 Press and hold Set and switc...

Page 27: ...ormal operation Normal operation Cable break command value 4 20 mA Icomm 2 mA Permanently on red Normal indication Normal indication Switched off Switched off 4 V Overcurrent command value 4 20 mA 1 Icomm ca 35 mA Permanently on red Normal indication Normal indication Switched off Switched off 4 V Solenoid cable break Error is only recognized when 3 5 Permanently on red Normal indication Normal in...

Page 28: ...s at least once a year for correct fit and damage Inspect cables for rupture and crushes Have damaged or defective cables replaced immediately Clean housing parts with a dry and dust free cloth 10 2 INSPECTION AND MAINTENANCE Maintenance of Bosch Rexroth electronics is restricted to the points described under chapter 10 1 Cleaning and care above 10 3 REPAIR Bosch Rexroth electronics can only be re...

Page 29: ...re system as described in the general instructions for the system The system and all connected components must be brought to a safe state In addition the components must be switched off de pressurized de energized and secured against restarting Decommission the entire system as described in the general instructions for the system In any case bring the system to a safe state shut it down depressuri...

Page 30: ...ver 3 Carefully remove the VT MSPA2 2X from the DIN rail while the latch is pulled out Fig 7 Removing the VT MSPA2 2X from the DIN mounting rail 11 4 PREPARING THE COMPONENTS FOR STORAGE OR FURTHER USE Proceed as follows in order to prepare electronics from Bosch Rexroth for storage and further use Whenever possible use the original packaging for storage Observe the permissible storage temperature...

Page 31: ...ries The materials for disposable packaging are mostly cardboard wood and expanded polystyrene They can be recycled without any problems For ecological reasons disposable packaging should not be used for returning products to Bosch Rexroth 12 4 MATERIALS USED Electronic components from Bosch Rexroth do not contain any hazardous substances that could be released during intended use In the normal ca...

Page 32: ...nction with the overall system before the fault occurred Try to determine any changes of the overall system in which the product is integrated Were there any changes to the product s operating conditions or operating range Were there any changes e g retrofit or repairs carried out on the complete system machine system electrics control or on the product If yes What were they Was the product or mac...

Page 33: ...2 40 50 60 E mail service boschrexroth de Outside Germany you will find service subsidiaries in your vicinity on the Internet at www boschrexroth com Bosch Rexroth AG Zum Eisengiesser 1 97816 Lohr am Main Germany Phone 49 0 9352 40 30 20 Email my support boschrexroth com The addresses of our sales and service network and sales organizations can be found at www boschrexroth com addresses Contact fo...

Page 34: ...stallation conditions 14 Intended use 7 L LED 20 LED indicator lamps 20 List of addresses 33 M Maintenance 28 Materials 31 Menu 22 Menu level 1 24 Menu structure 22 Mounting 13 14 O Operating and display elements 20 Operation 27 P Packaging 31 Parameter setting 26 Performance description 12 Place of installation 14 Preparing the components for storage or further use 30 Q Qualification 8 R Recyclin...

Page 35: ...RE 30232 02 B Edition 02 2021 Bosch Rexroth AG Alphabetical index Valve amplifier VT MSPA2 2X 35 36 ...

Page 36: ...xroth AG Industrial Hydraulics Zum Eisengiesser 1 97816 Lohr a Main Germany Phone 49 0 9352 40 30 20 my support boschrexroth com www boschrexroth com Subject to revision Printed in Germany RE 30232 02 B 02 2021 ...

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