CANSPIDER User's Manual
Contents
1. Table of Contents CHAPTER 1 INTRODUCTION c coccimiiciinicicicincncicincnnnccnncnncinnninncinnninnninnninnnidnnicin dan n 5 AAA A e Beech aro hah ec cat ene ee cake dah ecet E E a e a a Ta sa ceded a 5 CHAPTER 2 CONNECTING THE CANSPIDER ccccccceeeeeeeeeeeeseeeeeeeeeseeeeeesseseeeeeeeeees 6 A SAA O O OA 6 Fiberoptic CAN Ports A e ap ea aSo eaha da adadad edad 8 CHAPTER 3 RETURN POLICY AND WARRANT ccccecceeeeeeeeeeeeeeeeseseeeeeeeeeees 12 Return Policy sice cis E encocecddecesecevasuucescedevevedusodedacceecaceeududedececesstachedsecestece sasee 12 AAA A A A seek aaa EEEE cess 13 CANSPIDER 4 RTD Finland Oy User s Manual Chapter 1 INTRODUCTION ECAN527 2 This manual provides information on the CANSPIDER active CAN bus hub The CANSPIDER can connect up to four fiberoptic ECAN527 2 PC 104 CAN bus interface boards together Other CAN bus devices may be connected to the galvanically isolated twisted pair CAN port This structure enables flexible expansion of CAN Spiders as well as connection of twisted pair CAN devices to your network The ECAN527 2 is a single channel CAN bus interface module for PC 104 systems This board features the Intel CAN 2 0B compliant controller AN82527 The fiberoptic interface is integrated onboard Fiberoptic network cables can be directly wired to the ECAN527 2 and the CANSPIDER using the Hewlett Packard VersaLink cabling system Features Connectors The following are m2. refer to the following pages for details on correct settings CANSPIDER 6 RTD Finland Oy CANSPIDER User s Manual Locations The figure below shows jumper locations Descriptions The following table describes the function of this jumper Connects or Disconnects a 120 Ohm onboard CAN bus termination resistor 1 2 No bus expansion CAN bus terminated with 2 termination resistors onboard Disconnected Only one onboard 120 Ohm resistor terminates the bus Default 1 2 Bus termination connected The CANSPIDER converts four fiberoptic CAN ports into a galvanic CAN bus The galvanic CAN bus is implemented with traces on the Spider board Therefore bus termination must be performed to make the network operate correctly If no other CAN devices are connected the CANSPIDER and the onboard CAN bus must be terminated at both ends of the physical bus To do that you should close jumper X9 7 RTD Finland Oy User s Manual Fiberoptic CAN Ports CANSPIDER Four fiberoptic RTD CAN boards can be connected to the RTD CANSPIDER Each port consists of a separate transmitter and receiver The ECAN527 2 board also features a separate fiberoptic transmit and receive transceiver To connect your ECAN527 2 to the CANSPIDER you should use the correct fiberoptic cable Failure to do so may result in unreliable or degraded network operation We recommend you to purchase the SK CAN FIBER starter kit when you are evaluating and testing yo
3. the isolated power output When making connections in twisted pair CAN networks you connect the BUS_H and BUS_L terminals together for all the nodes and terminate the bus at both ends with a 120 Ohm termination resistor Connection Procedure Please follow these steps when you set up your system e Set up your ECAN527 2 CAN interface boards in their PC 104 systems e Connect the duplex fiberoptic cables to the ECAN527 2 modules blue plug to blue socket and gray plug to gray socket e Connect the duplex fiberoptic cables to the CANSPIDER module ports blue plug to blue socket and gray plug to gray socket e Make sure your power supply for the CANSPIDER provides a voltage between 8 30 VDC e Power off the power supply that should power the CANSPIDER e Wire the power supply to the CANSPIDER e Power up your ECAN527 2 systems as well as your CANSPIDER e f no smoke appears you are in good shape Now run the diagnostic software on your host CAN computers and make sure everything is working CAUTION The power supply of the CANSPIDER is overvoltage protected with a 39V Zener diode as well as reverse polarity protected with a Schottky diode These devices are designed to protect the CANSPIDER power supply from transients and spikes in automotive and industrial installations They are not designed to withstand wrong polarity or overvoltage for indefinite periods of time 9 RTD Finland Oy User s Manual Example system setup The fig
4. CANSPIDER User s Manual Hardware Revision 1 0B UD Real Time Devices Inc Accessing the Analog World y User s Manual CANSPIDER Active 4 Port CAN Hub User s Manual REAL TIME DEVICES FINLAND OY LEPOLANTIE 14 FIN 00660 HELSINKI FINLAND Phone 358 9 346 4538 FAX 358 9 346 4539 E Mail sales rtdfinland fi Website www rtdfinland fi CANSPIDER 2 RTD Finland Oy User s Manual Revision History 10 04 1998 Initial release 24 07 1998 Step B hardware update 16 03 1999 Small corrections made 10 07 2001 Contents updated and formatted Notice We have attempted to verify all information in this manual as of the publication date Information in this manual may change without prior notice from RTD Finland Oy Published by Real Time Devices Finland Oy Lepolantie 14 FIN 00660 Helsinki Finland Copyright 1997 2001 Real Time Devices Finland Oy All rights reserved Printed in Finland PC XT PC AT are registered trademarks of IBM Corporation PC 104 is a registered trademark of PC 104 Consortium The Real Time Devices Logo is a registered trademark of Real Time Devices CANSPIDER is a trademark of RTD Finland Oy utilityModule is a trademark of Real Time Devices Windows Windows NT Windows 95 are trademarks of Microsoft VersaLink is a Trademark of Hewlett Packard All other trademarks appearing in this document are the property of their respective owners CANSPIDER 3 RTD Finland Oy User s Manual
5. UENTIAL DAMAGES EXPENSES LOST PROFITS LOST SAVINGS OR OTHER DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PRODUCT SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR CONSUMER PRODUCTS AND SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE LIMITATIONS OR EXCLUSIONS MAY NOT APPLY TO YOU THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE 13 RTD Finland Oy
6. ajor features of the CANSPIDER e Fiberoptic CAN Ports with data rates up to 1 Mbps e One galvanically isolated twisted pair CAN port for system expansion e Onboard bus termination resistors e Onboard power supply with 8 40 VDC input range e Power outputs include 5V and isolated 5V Connectors provided are J11 Power supply input 8 40V J3 5V output from onboard power converter J2 Isolated 5V output from onboard DC DC converter e J5 10 pin Header for twisted pair CAN bus e FIBER 4 Fiberoptic CAN ports with 2 transceivers each General Specifications CANSPIDER Dimensions 3 8x3 9x0 6 97 x 100 x 16 mm Weight mass To be defined Physical 2 layer PCB Operating conditions Standard temperature Oto 70 degrees C Extended temperature 40 to 85 degrees C Relative humidity 0 to 95 non condensing Storage temperature 55 to 85 degrees C 5 RTD Finland Oy User s Manual Chapter 2 CONNECTING THE CAN SPIDER The following sections contain information on configuring the CANSPIDER Please read this entire section before attempting to use the module Jumpers One jumper configures the following function CAN Bus Termination Jumper Jumper options The CANSPIDERis delivered from the factory configured according to the following table Default Jumper Settings Jumper Setting Function CAN bus terminated For most applications you will not have to change this setting If you do
7. inal block This output can be used to power other 5V devices in the system The output of the step down converter is connected to an isolated monolithic regulated DC DC converter This power unit supplies the onboard circuitry It also provides power out from the CAN bus header as well as the screw terminal block J2 that is located close by This DC DC converter has a maximum output power of 3W You may load this converter with 1 5W max The output of this converter is short circuit protected to improve reliability Note Power wiring to the CANSPIDER must be sufficiently heavy to supply needed current without excessive voltage drop or erratic operation or no startup may occur 11 RTD Finland Oy User s Manual Chapter 3 RETURN POLICY AND WARRANTY Return Policy If the module requires repair you may return it to us by following the procedure listed below Caution Failure to follow this return procedure will almost always delay repair Please help us expedite your repair by following this procedure 1 Read the limited warranty which follows 2 Contact the factory and request a Returned Merchandise Authorization RMA number 3 On a sheet of paper write the name phone number and fax number of a technically competent person who can answer questions about the problem 4 On the paper write a detailed description of the problem with the product Answer the following questions Did the product ever work in your applicat
8. ion What other devices were connected to the product How was power supplied to the product What features did and did not work What was being done when the product failed What were environmental conditions when the product failed 5 Indicate the method we should use to ship the product back to you e We will return warranty repairs by UPS Ground at our expense e Warranty repairs may be returned by a faster service at your expense e Non warranty repairs will be returned by UPS Ground or the method you select and will be billed to you 6 Clearly specify the address to which we should return the product when repaired 7 Enclose the paper with the product being returned 8 Carefully package the product to be returned using anti static packaging We will not be responsible for products damaged in transit for repair 7 Write the RMA number on the outside of the package 8 Ship the package to Real Time Devices Finland Oy Lepolantie 14 FIN 0060 Helsinki FINLAND CANSPIDER 12 RTD Finland Oy User s Manual Limited Warranty CANSPIDER Real Time Devices warrants the hardware and software products it manufactures and produces to be free from defects in materials and workmanship for one year following the date of shipment from REAL TIME DEVICES This warranty is limited to the original purchaser of product and is not transferable During the one year warranty period REAL TIME DEVICES will repair or replace at its o
9. ption any defective products or parts at no additional charge provided that the product is returned shipping prepaid to REAL TIME DEVICES All replaced parts and products become the property of REAL TIME DEVICES Before returning any product for repair customers are required to contact the factory for an RMA number THIS LIMITED WARRANTY DOES NOT EXTEND TO ANY PRODUCTS WHICH HAVE BEEN DAMAGED AS A RESULT OF ACCIDENT MISUSE ABUSE such as use of incorrect input voltages improper or insufficient ventilation failure to follow the operating instructions that are provided by REAL TIME DEVICES acts of God or other contingencies beyond the control of REAL TIME DEVICES OR AS A RESULT OF SERVICE OR MODIFICATION BY ANYONE OTHER THAN REAL TIME DEVICES EXCEPT AS EXPRESSLY SET FORTH ABOVE NO OTHER WARRANTIES ARE EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND REAL TIME DEVICES EXPRESSLY DISCLAIMS ALL WARRANTIES NOT STATED HEREIN ALL IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES FOR MECHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED TO THE DURATION OF THIS WARRANTY IN THE EVENT THE PRODUCT IS NOT FREE FROM DEFECTS AS WARRANTED ABOVE THE PURCHASER S SOLE REMEDY SHALL BE REPAIR OR REPLACEMENT AS PROVIDED ABOVE UNDER NO CIRCUMSTANCES WILL REAL TIME DEVICES BE LIABLE TO THE PURCHASER OR ANY USER FOR ANY DAMAGES INCLUDING ANY INCIDENTAL OR CONSEQ
10. ur system The correct ready made duplex cables can be purchased from RTD The factory recommended Hewlett Packard cable part number is HFBR END XXX where XXX is the cable length The SK CAN FIBER includes 2 of the HFBR END 002 2 meter cable length The ECAN527 2 as well as the CANSPIDER uses the following transceivers Transmitter HFBR 1522 Receiver HFBR 2522 These parts support a 1Mbd data rate with cable lengths up to 45 meters For more detailed information on the fiberoptic performance please visit the Hewlett Packard website at www hp com HP COMP fiber hfbr0501 htm NOTE The fiberoptic transceivers are classified as IEC 825 1 Accessible Emission Limit AEL Class 1 based upon the current proposed draft scheduled to go to effect on January 1 1997 AEL Class 1 LED devices are considered eye safe For more information please contact your local Hewlett Packard sales representative 8 RTD Finland Oy User s Manual Twisted Pair CAN Port CANSPIDER The CANSPIDERmodule features a 10 pin header connector that carries the galvanically isolated CAN bus interface The interface is wired according to the 1S011898 2 definition The power output in this connector is derived from the isolating DC DC converter The output is 5V DC and it is short circuit protected The pinout of this connector facing the pins is shown below 9 7 5 3 1 10 8 6 4 2 In this connector specification _GND is the isolated ground and the _ 5V is
11. ure below illustrates a possible system configuration Use the twisted pair CAN port to expand with multiple CANSPIDERS as well as other sensors of actuators with a CAN interface O e ECANS27 2 PC 104 CAN BOARD 1 Mb s Fiberoptic CAN Bus Interface ECAN527 2 PC 104 CAN BOARD RD poz CAN w2 SPIDER O Isolated Twisted Pair ECAN527 2 CAN bus Interface PC 104 CAN BOARD RXD O O O O RxD 1 RD ae ECAN527 2 CAN 20 PC 104 CAN SPIDER a a BOARD J S DD RXD O O O a 5 SI lt 0 lo 0 do POSITION ENCODER WITH CAN INTERFACE CANSPIDER 10 RTD Finland Oy User s Manual Power Supply Connections CANSPIDER The Real Time Devices CANSPIDER is designed to operate in standalone mode removed from the main computer This module has an integrated wide input range power supply unit The power supply system of the CANSPIDER consists of two DC DC converters in series The first DC DC converter is a non isolated step down DC DC converter that converts a wide input range of 8 40V to 5V The total output power of this stage is 25W i e 5A of current This output power rating can not be reached without adding a heat sink to the TO 220 DC DC converter chip The output of the step down converter is located at terminal block J3 next to the input term
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