VT-VRPD-2 – Digital valve amplifier for valve types 4WRE 6, component series 2X 4WRE 10, component series 2X Installation and Operation RE 30126-B/09.13 Replaces: 08.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 3/32 Contents 1 General ......................................................................................................5 1.1 About this Manual .......................................................................................5 Additional Documentation ............................................................................................ 5 Characters and Symbols ...............................................
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 3.3 Initial startup with BODAC ........................................................................22 4 VRPD Operation .....................................................................................23 4.1 Display/Input Keys and Connectors on the Front Panel ............................23 4.2 Diagnostics Test Jacks .............................................................................
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 5/32 General 1 1 General 1.1 About this Manual Before installing or operating your VRPD Controller card for the first time, you should read this Manual. Please note the safety requirements described in section 2.1. Persons involved with the start-up and operation of the controller card should have proper training on the installation and operation of this type of equipment.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 1 General Characters and Symbols The following characters and symbols are used in the manual: ¾ Action symbol: The text following this symbol describes actions. These should be performed, from top to bottom, in the given order. 9 Result symbol: The text following this symbol describes the results of an action. Following this symbol you will find notes and useful tips for optimal use of the controller card..
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 7/32 General 1 1.2 Scope of Supply The equipment is packed in anti-static packaging to protect the controller card from electrostatic discharge. Observe instructions on the top side of the packaging. Included in the shipment: 1.3 Controller Card VRPD RE sheet RE 30 126-B Requirements Mounting the controller card in a card holder VT 3002-2x/G64 described in datasheet RE 29 928.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 2 Installing the VRPD 2 Installing the VRPD 2.1 Safety Requirements Operate the VRPD controller card only if it is not damaged and is in proper operating condition and is applied for its intended purpose. Observe all safety and hazard instructions in the included documentation.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 9/32 Installing the VRPD 2 Personnel Selection and Qualifications Operation and Startup Operation and startup of the VRPD controller card requires specialized skills. Therefore this work should be performed only by properly trained individuals. Only persons who are trained or properly instructed should start up and operate the VRPD controller card. Additionally the oversight of a qualified supervisor may be advised.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 2 Installing the VRPD 2.2 Bosch Rexroth also recommends shielding solenoid wiring. Do not use logical signals from the controller card (IE: “OK” signal) for switching machine safety circuits (see European Norm "Safety Requirements for Fluid Power Systems and Components" EN982:1996).
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 11/32 Installing the VRPD 2 2.3 Transport, Storage and Handling the Controller Card The packaging contains notes on handling of the controller card. These must be strictly followed. SDLC ATTENTION Static Sensitive Devices ATTENTION Circuits sensibles à l' électricité statique. ACHTUNG Elektrostatisch gefährdete Bauelemente.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 2 Installing the VRPD 2.4 Card Installation Remove the card from its packaging only at a protected work place. Do not touch any electrical components when placing the controller card in its proper card holder as shown in Fig. 2. Correctly installing the VRPD controller card: ¾ Remove power from the rack when installing the card. ¾ Hold the card by the front panel and remove it from the packaging.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 13/32 Installing the VRPD 2 2.5 Edge Connector Terminals and Pin Assignments The edge connector is a 64-pin, Type G (DIN 41612). The pin assignments for the edge connector are not fully downward compatible with older amplifier products. Differences in pin assignments have been implemented such that damage is prevented if an old controller card (VT 12350-3x or VT 12352-3x) is replaced by a VRPD controller card.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 2 Installing the VRPD Row b Pin Description Type 2 AI3+ n. c. 4 AI3- n. c. 6 AI2+ Differential input 8 AI2- Differential input 10 AI1+ n. c. 12 AI1- n. c.
RE 30126-B/09.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 2 Installing the VRPD Row f Pin Description Type 2 DO 7 n. c. 4 SSI Clk + n. c. 6 SSI Clk - n. c. 8 AI7+ n. c. 10 AI7- n. c. 12 Ua2 n. c. 14 /Ua2 n. c. 16 Ua0 n. c. 18 /Ua0 n. c. 20 L2O- n. c. 22 L2I- n. c. 24 L2I+ n. c. 26 L2O+ n. c. 28 GND_CAN n. c. 30 CANL n. c. 32 CANH n. c. Tab.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 17/32 Installing the VRPD 2 2.6 Installation Local Bus The local bus is used to connect the individual amplifier cards of the HACD family. Up to 32 cards can be connected. Each amplifier must be assigned a clear bus address. The connection is established using a CAN protocol with a baud rate of 250kbit. The maximum length of the most distant amplifier cards must not exceed 280m.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 2 Installing the VRPD 2.7 Connecting the proportional valve When connecting the proportional valve, be sure that the solenoid cables are routed separately from the inductive position transducers. It is strongly recommended that the solenoid cable is shielded. For lengths up to 50 m cable 2 x 1.5 mm² of type LiYCY-CY (16 AWG double-shielded cable) is recommended.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 19/32 Installing the VRPD 2 2.8 Connecting the valve position transducer Connection for the valve position transducer is shown in the following illustration. Valve position feedback connection 4 2 1 3 z14 z12 z16 z18 z10 VPCD_06 Fig. 5 Connecting the valve transducer The transducer is connected using a 4-pole cable connector Pg7-G5W1F, which can be ordered separately under material number R900023126. Cable 4 x 0.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 3 Startup of the VRPD Controller Card 3 Startup of the VRPD Controller Card 3.1 Preparing for Use The startup procedure for the VRPD controller card depends on a variety of factors that are determined by the individual application. For this reason, only the basic startup steps are described in this manual. Preparing the controller card for use: ¾ Carefully check cabling. ¾ Apply power to the VRPD controller card.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 21/32 Startup of the VRPD Controller Card 3 3.2 Installing BODAC software BODAC software (ordering code SYS-HACD-BODAC-01 ordering number R900777335) can download via Internet (www.boschrexroth.com/hacd). This software is used for initial startup and as a convenient configuration and monitoring tool for the controller card.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 3 Startup of the VRPD Controller Card 3.3 Initial startup with BODAC After installing the VRPD controller card in a rack, as described in section 2.4 "Card Installation", and all initial steps have been completed properly, the card startup is ready.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 23/32 VRPD Operation 4 4 VRPD Operation 4.1 Display/Input Keys and Connectors on the Front Panel You can use the display, input keys and connectors on the front panel of the VRPD to check parameters and settings, attach diagnostic instruments and connect the card to a PC. The following illustration shows an overview of the display, input keys and connectors on the front panel. Fig.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 4 VRPD Operation Serial port 4.2 The serial port on the front panel is configured as a standard RS-232 port using a 9pin D-Sub female connector. A standard 9 pin serial data cable is used to connect the serial port to a PC. Diagnostics Test Jacks The diagnostic test jacks on the front panel of the card can be used to connect external test instruments. Two analog voltage signals are available to perform measurements.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 25/32 Diagnostics 5 5 Diagnostics 5.1 Diagnostic Options on the VRPD Controller Card Diagnostics terminal Diagnostics test jack "X1" Diagnostics test jack "X2" 5.2 The diagnostic test jacks on the front panel of the VRPD controller card (see section 4.1 Display/Input Keys and Connectors on the Front Panel, Fig.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 6 Detecting Errors 6 Detecting Errors 6.1 Error Messages Error message Description +/- 10V Source Reference voltage +10V (b32) or Reference voltage –10V (b30) outside the specified range. Power 24V Power supply Ub (z30) less than Ub min. DO1~DO7, „OK“ Short Short circuit of one or more of the 8 digital outputs.
RE 30126-B/09.13 | Installation and Operation Hydraulics | Bosch Rexroth AG 27/32 Detecting Errors 6 6.2 Changing fuses The controller card is protected against overload by means of a fuse. The fuse is the following type: F / 4A / 250V NOTE! The fuse is defective and must be replaced! The fuse has opened due to mechanical damage or a product defect. In this case, replace the fuse with a new one of the type indicated above.
/32 Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.13 6 Detecting Errors HACD_HW_DE_6-2 Fig. 8 Fuse on the VRPD Controller Card ¾ Use a suitable test device to check the fuse. (continuity test) ¾ If the fuse is defective, replace it with the same type. ¾ Reinstall the VRPD controller card and perform a functional test.
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/32 7 Index Bosch Rexroth AG | Hydraulics Installation and Operation | RE 30126-B/09.
RE 30126-B/09.
Bosch Rexroth AG Hydraulics Zum Eisengießer 1 97816 Lohr, Germany info@boschrexroth.de www.boschrexroth.com © 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 data specified above only serve to describe the product. No statements concerning a certain condition or suitability for a certain application can be derived from our information.
