Bosch Rexroth VT-MSPA -2X Series Operating Instructions Manual Download Page 1

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Operating instructions
RE 30232-B/08.2020

Replaces 04.2020
English

Valve amplifier for

proportional valves without

electrical position feedback

VT-MSPA
Component series 2X

HAD_8134

Summary of Contents for Rexroth VT-MSPA -2X Series

Page 1: ...Operating instructions RE 30232 B 08 2020 Replaces 04 2020 English Valve amplifier for proportional valves without electrical position feedback VT MSPA Component series 2X HAD_8134 ...

Page 2: ...ser from the obligation of own judgment and verification Our products are subject to a natural process of wear and aging Bosch Rexroth AG 2016 All rights reserved also regarding any disposal exploitation reproduction editing distribution as well as in the event of application for industrial property rights The cover shows an example configuration The product supplied may differ from the solution s...

Page 3: ...erty and damage to the product 11 4 Scope of delivery 12 5 About this product 12 5 1 Identification of the product 12 6 Transport and storage 13 6 1 Storing electronic products 13 7 Installation 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 MSPA 2X 14 7 5 Connecting the supply voltage 15 7 ...

Page 4: ...pection and maintenance 31 10 3 Repair 31 11 Demounting and replacement 32 11 1 Required tools 32 11 2 Preparing demounting 32 11 3 Demounting 32 11 4 Preparations for storage and further use 33 12 Disposal 33 12 1 Environmental protection 33 12 2 Return to Bosch Rexroth AG 33 12 3 Packaging 33 12 4 Materials used 33 12 5 Recycling 34 13 Extension and modification 34 14 Troubleshooting 34 14 1 How...

Page 5: ...bserved it Table 1 Required and supplementary documentation 1 3 Representation of information In order that this documentation allows you to work directly and safely with your product standardized safety notes symbols terms and abbreviations are used For a better understanding they are explained in the following sections 1 3 1 Safety instructions This documentation contains safety notes in chapter...

Page 6: ...erty 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 instruction The number...

Page 7: ...ions according to data sheet RE 30232 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 completely especially chapter 2 Safety instruc...

Page 8: ...hrexroth 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 Bosch Rexroth products in technically perfect condition Observe all notices on the product Persons who install commission operate demount or maintain Bosch Rex...

Page 9: ... limit values and also react to interference This can cause malfunction in the control process Only use electronics below EMC limit values or provide appropriate shielding Electrostatic processes an inadequate grounding concept or missing equipotential bonding can lead to damage to the electronics and hence cause malfunction or uncontrolled movements of the machine Ensure proper grounding and prov...

Page 10: ...ipotential bonding of the device CAUTION Fault currents and short circuits Impairment of safety and malfunction Keep the surroundings free from electrically conductive contamination acids bases corrosive agents salts metal vapors etc and do not expose the device to these substances Generally rule out any deposits according to protection class IP 2 7 Personal protective equipment Check determined p...

Page 11: ...of malfunction The distance to radio sources must be sufficiently large 1 m In the case of strongly fluctuating operating voltage it may be necessary to use an external smoothing capacitor in individual cases Emitted 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 su...

Page 12: ...of addresses on page 35 5 About this product You can find information on the product and its performance in the data sheet of your electronics The data sheet and further information can be found at www boschrexroth com VT MSPAx 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 1 Word mark 2 Material shor...

Page 13: ...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 electronics obser...

Page 14: ...h are intended for installation in control cabinets Outdoor installation is not permitted 7 4 Installing und connecting the VT MSPA 2X The dimensions of valve amplifier VT MSPA 2 are given in data sheet RE 30232 The installation orientation is vertical Observe the required mounting distances The distance to covers and walls must be at least 2 cm At ambient temperatures above 50 C provide a minimum...

Page 15: ... of electromagnetic disturbance are used e g frequency converter malfunction may occur Avoid the installation of the VT MSPA 2X in the direct vicinity to sources of disturbance The distance to aerial lines radio sources and radar equipment must be at least 1 m Do not lay signal cables near power cables The system ground is an essential integral part of EMC protection of the VT MSPA 2X Here interfe...

Page 16: ...ies see chapter7 2 page 14 As solenoid cables you may use unshielded cables Fig 2 Shielding of the VT MSPA 2X 7 5 2 General notes on shielding 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 the shi...

Page 17: ...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 2 5 S...

Page 18: ...er 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 Extensive 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 unplugging connectors ...

Page 19: ... y PWM PID B S G 9 2 B S G G S b Enable Enable Logic Actual value Supply voltage Command value Digital input Ready for operation Test jack Cable break 1 Power supply unit 2 Differential amplifier 3 Command value summator 4 Zero point adjustment 5 Inversion 6 Simple ramp 7 4 quadrant ramp 8 Command value attenuator 9 Characteristic curve generator 10 Current regulator 11 Clock pulse generator 12 Ou...

Page 20: ... Out G x y B S G PWM PID PWM PID B S G Enable Enable Logic Actual value Supply voltage Command value Digital input Ready for operation Test jack Cable break Cable break Enable 1 Power supply unit 2 Differential amplifier 3 Command value summator 4 Zero point adjustment 5 Inversion 6 Simple ramp 7 4 quadrant ramp 8 Command value attenuator 9 Characteristic curve generator 10 Current regulator 11 Cl...

Page 21: ...ks 8 3 1 Status LEDs Permanently on Flashing Flickering OFF DI Digital enable input t Ramp Z B Command value zero point biasing current G Command value attenuator S Command value step height Ready for operation 1st quadrant positive command value increasing 2nd quadrant positive command value falling 3rd quadrant negative command value increasing 4th quadrant negative command value falling 4 8 5 1...

Page 22: ... switch position Valve type one solenoid t Z G 4Q t1 t2 t3 t4 GB GA SB SA B f Inv DIn 0 0 No valid valve 0 1 4WRA6 2X 0 2 4WRA10 2X 0 3 4WRZ 7X 0 4 3DREP6 2X 0 5 4WRPH6 2X SO855 0 6 DBEP6 1X 0 7 DBET 6X G24 0 8 DBET 6X G24 8 0 9 DBETX 1X G24 25 1 0 DBETX 1X G24 8 1 1 Z DBE6 2X 1 2 DBEM10 7X G24 1 3 DBEM10 7X G24 8 1 4 DBEM20 7X G24 1 5 DBEM20 7X G24 8 1 6 DBEM30 7X G24 Indicator lamps Operational ...

Page 23: ...RE 7X G24 8 2 9 3FREX6 1X G24 25 3 0 3FREX10 1X G24 25 3 1 3DREP6 2X SO674 3 2 Z3DRE10 1X G24 1 3 3 DBE6X 1X G24 25 1 3 4 DBE6X 1X G24 8 1 3 5 DRE6X 1X G24 8 1 3 6 DBET 1X HG24 8 1 3 7 Pump control 1 0 7 A EP2 A7VO 3 8 Pump control 2 0 6 A ED72 A10VSO 31 ER72 A10VSO 31 3 9 Pump control 3 0 6 A EP2 A10VSO 52 53 EK2 A10VSO 52 53 L4 A15VSO E2 A15VSO EP2 6 A6VM 4 0 DBE10Z 1X G24 8 1 4 1 DRE10Z 1X G24 ...

Page 24: ...he 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 the current rotary switch position do not match The amplifier is active and utilizes the parameters of the valve type saved last Remedy If you wish to change the valve remove the command value and the enable press key Set 1 sec and accept the new valve type If the...

Page 25: ...9 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 MSPA t Z B G S t G S t Z B G S t Z B G S t Z B G S t Z B G S Set Set Set Set Set Set Set Set Set Set Set Set Set Set Set Set Rexroth DI Z B DI DI DI DI DI DI 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 26: ...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 5 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 chapter...

Page 27: ...ription Editable parameter Output at test jack v Simple ramp t t Z 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 ...

Page 28: ...t t t t Ramp time 3rd quadrant 1 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 5 0 V 10 V U 0 2 V s t 4 V 4Q ramp t4 4th quadrant negative command value falling t Z B G S DI t t t t t Ramp time 4th quadrant 1 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 5 0 V 10 V U 0 2 V s t 4 V Command value attenuator GB for solenoid B positive command value ...

Page 29: ...able input default 2 Inversion 2 3 3 Ramp ON OFF 3 4 Changeover simple ramp 4Q ramp 3 1 1 V 2 2 V 3 3 V 4 4 V 1 Ramp times effective only when 4Q operating mode is activated 2 Function available only on VT MSPA2 2X 3 The function of the digital input is XOR linked to the internally selected state 8 7 Restoring the VT MSPA 2X to factory settings This function is available exclusively directly upon ...

Page 30: ...n 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 Cable break solenoid Error is only recognized when 3 5 Permanently on red Normal indication Normal indication Normal operation Switc...

Page 31: ...amped connections at least once a year for correct fit and damage Check 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 ...

Page 32: ...ion the components must be switched off de pressurized de energized and secured against restarting NOTICE Electric arc and short circuit Risk of destruction of system components Put plug in connectors down in a way that no short circuit fault can occur 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 de...

Page 33: ... of charge for disposal When returned the products must not contain any inappropriate foreign substances or third party components The components have to be sent carriage paid to the following address Bosch Rexroth AG Service Industriehydraulik Bürgermeister Dr Nebel Strasse 8 97816 Lohr am Main Germany 12 3 Packaging Upon request reusable systems can be used for regular deliveries The materials f...

Page 34: ...ied with 14 1 How to proceed for troubleshooting Always work systematically and purposefully even when under time pressure Random and imprudent disassembly and readjustment of settings can in the worst case scenario result in the inability to determine the original cause of error First obtain a general overview of how your device works in conjunction with the entire system Try to determine whether...

Page 35: ...97816 Lohr am Main Germany Phone 49 0 9352 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 E mail my support boschrexroth com The addresses of our sales and service network and sales organizations can be found at ...

Page 36: ...Rexroth 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 B 08 2020 ...

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