MODEL LPCI-IIRO-8 USER MANUAL
Contents
1. Manual LPCI IIRO 8 Chapter 2 Installation A printed Quick Start Guide QSG is packed with the card for your convenience If you ve already performed the steps from the QSG you may find this chapter to be redundant and may skip forward to begin developing your application The software provided with this card is on CD and must be installed onto your hard disk prior to use To do this perform the following steps as appropriate for your operating system Configure Card Options via Jumper Selection Before installing the card into your computer carefully read Chapter 3 Option Selection of this manual then configure the card according to your requirements Our Windows based setup program can be used in conjunction with Chapter 3 to assist in configuring jumpers on the card as well as provide additional descriptions for usage of the various card options CD Software Installation The following instructions assume the CD ROM drive is drive D Please substitute the appropriate drive letter for your system as necessary DOS 1 Place the CD into your CD ROM drive 2 21 14 to change the active drive to the CD ROM drive 3 njsiaa E to run the install program 4 Follow the on screen prompts to install the software for this board Place the CD into your CD ROM drive The system should automatically run the install program Ifthe install program does not run pro2. a ACCES 1 0 PRODUCTS INC 10623 Roselle Street San Diego 92121 858 550 9559 Fax 858 550 7322 contactus accesio com www accesio com MODEL LPCI IIRO 8 USER MANUAL FILE MLPCI IIRO 8 A1f Notice The information in this document is provided for reference only ACCES does not assume any liability arising out of the application or use of the information or products described herein This document may contain or reference information and products protected by copyrights or patents and does not convey any license under the patent rights of ACCES nor the rights of others IBM PC PC XT and PC AT are registered trademarks of the International Business Machines Corporation Printed in USA Copyright 2006 by ACCES I O Products Inc 10623 Roselle Street San Diego CA 92121 All rights reserved WARNING ALWAYS CONNECT AND DISCONNECT YOUR FIELD CABLING WITH THE COMPUTER POWER OFF ALWAYS TURN COMPUTER POWER OFF BEFORE INSTALLING A CARD CONNECTING AND DISCONNECTING CABLES OR INSTALLING CARDS INTO A SYSTEM WITH THE COMPUTER OR FIELD POWER ON MAY CAUSE DAMAGE TO THE I O CARD AND WILL VOID ALL WARRANTIES IMPLIED OR EXPRESSED 2 Manual LPCI IIRO 8 Warranty Prior to shipment ACCES equipment is thoroughly inspected and tested to applicable specifications However should equipment failure occur ACCES assures its customers that prompt service and support will be available All equipment originally manufactured by A
3. and IRQ without using PCIFind use the following information The Vendor ID code is 494F ASCII for I O The Device ID code for the card is OF 01 An example of how to locate PCI card resources is provided in the PCI SOURCE directory under your installation directory This code runs in DOC and uses the PCI defined interrupt BIOS calls to query the PCI bus for card specific information You will need the Device ID and Vendor ID listed above to use this code 11 Manual LPCI IIRO 8 Chapter 5 Programming The base or starting address is assigned by the computer system during installation and will fall on a four bit boundary LPCI IIRO 8 read and write functions as follows Base 0 Read Relay Output Write Relay Output Read Isolated Inputs Clear Interrupt Enable IRQ Disable IRQ IRQ Status Digital Inputs Digital input states are read as a single byte from the port at Base Address 1 Each of the eight bits within the byte corresponds to a particular digital input A 1 signifies that the input is energized and a 0 signifies that the input is de energized or 05 os 02 Digitalinput 1 7 1 6 1 5 ipa ips 1 2 _ The card supports interrupts on change of state of digital inputs Thus it is not necessary to continuously poll inputs by reading at base address 1 to detect any state change To enable this interrupt capability read at base address 2 To disable interrupts write at
4. approach is required For CE certification isolation was specified at 40V AC and 60V DC The design intention was to eliminate the influence of common mode Use proper wiring techniques to minimize voltage between channels and to ground For example when working with AC voltages do not connect the hot side of the line to an input Tolerance of higher isolation voltage can be obtained on request by applying a conformal coating to the board Relay Outputs Number of outputs Contact Type Rated Load Max Switching Volts Current Contact Resistance Contact Life mech l Operate Release Time Power Required Environmental Operating Temp Weight I O Connector Eight SPDT form C Single crossbar Ag with Au clad 0 5 A at 125 VAC 62 5 VA max 1 at 24 VDC 30 W max 125 VAC 60 VDC 1A 100 mQ max 5 million operations min 5 milliseconds max 30 mA typical per Relay Energized 0 70 C Non icing 2 85 2 DB44F 6 Manual LPCI IIRO 8 lt ISOLATED INPUT 0 CURRENT LIMITER ISOLATED INPUT 7 gt TYPICAL OF ALL EIGHT INPUTS v CURRENT LIMITER W FILTER ENABLE JUMPERS INPUT REGISTER WITH SWITCHABLE FILTERS ADDRESS AND CONTROL LOGIC CHANGE OF STATE DETECT PCI BUS INTERFACE COMPUTER PCI BUS Figure 1 1 Block Diagram OUTPUT REGISTER WITH READBACK RESET
5. base address 2 To clear an IRQ write at base address 1 Relay Outputs At power up all relays are de energized The current state of the relays can be determined at any time by a read operation at the base address The relay outputs are controlled by writing to the base address Data are written to all eight relays as a single byte Each bit within the byte controls a specific relay A 1 energizes the corresponding relay and a 0 turns it off For example if bit D5 is turned on by writing hex 20 to the base address the relay that controls 5 is energized closing the associated normally open contacts All other relays would be de energized and their normally closed contacts would be closed 12 Manual LPCI IIRO 8 Base 3 IRQ Status Function IRQ IRQ Occurred Enable Reading Base 3 provides status bits associated with IRQ operations Bit 0 a high bit indicates an IRQ has occurred since you last read this register Bit 1 a high bit indicates the IRQs are enabled by writing to base 2 13 Manual LPCI IIRO 8 Chapter 6 Connector Pin Assignments Pin Signal Name Pin Signal Name 1 Ground 23 Relay 7 NO 2 Input 7 B 24 Relay 6 NO 3 Input 5 A 25 Relay 5 NO 4 Input 4 B 26 Relay 4 NO 5 Input 2 A 27 Relay 3 NO 6 Input 1 B 28 Relay 2 NO 7 No Connect 29 Relay 1 NO 8 22 30 Relay 0 NO ommon Relay 6 9 Common 31 Input 7A 10 Pelys 32 Inp
6. defective during the warranty period In no case is ACCES liable for consequential or special damage arriving from use or misuse of our product The customer is responsible for all charges caused by modifications or additions to ACCES equipment not approved in writing by ACCES or if in ACCES opinion the equipment has been subjected to abnormal use Abnormal use for purposes of this warranty is defined as any use to which the equipment is exposed other than that use specified or intended as evidenced by purchase or sales representation Other than the above no other warranty expressed or implied shall apply to any and all such equipment furnished or sold by ACCES 3 Manual LPCI IIRO 8 TABLE OF CONTENTS Chapter 1 Introduction Figure 1 1 Block Diagram Chapter 2 Installation Chapter 3 Option Selection Figure 3 1 Option Selection Chapter 4 Address Selection Chapter 5 Programming Chapter 6 Connector Pin Assignments Table 6 1 DB44F Connector Pin Assignments Manual LPCI IIRO 8 Chapter 1 Introduction The LPCI IIRO 8 is a Low Profile PCI bus compatible card that provides isolated digital input and output interface for computers The card has ei
7. switched into the circuit when the jumpers are installed in position FLTO to FLT15 Outputs The board s outputs are comprised of eight FORM C SPDT electro mechanical relays These relays are all de energized at power on Optional Accessories For screw terminal connectivity please order the Terminal Block Cable Kit The Terminal Block Cable Kit simplifies field wiring requirements by creating a direct cabled connection between DB37M F screw terminal block and the DB44F connector on the mounting bracket of the LPCI IIRO 8 board The kit includes a 72 long DB44M to DB37M cable DB37M F terminal block Snap Track and DIN mounting clips 5 Manual LPCI IIRO 8 Specification Isolated Inputs Number of inputs Type Voltage Range Isolation Input Resistance Filter Response Times Non Filter Response Times Notes on Isolation Eight Non polarized optically isolated from each other and from the computer CMOS compatible 3 to 31 DC or AC Rms 40 to 10000 Hz 500V see note channel to ground or channel to channel 1 8K ohms in series with opto coupler Rise Time 4 7 mS Fall Time 4 7 mS Rise Time 10 uS Fall Time 30 5 Opto lsolators and connectors are rated for at least 500V but isolation voltage breakdowns will vary and is affected by factors like cabling spacing of pins spacing between traces on the PCB humidity dust and other environmental factors This is a safety issue so a careful
8. CCES which is found to be defective will be repaired or replaced subject to the following considerations Terms and Conditions If a unit is suspected of failure contact ACCES Customer Service department Be prepared to give the unit model number serial number and a description of the failure symptom s We may suggest some simple tests to confirm the failure We will assign a Return Material Authorization RMA number which must appear on the outer label of the return package All units components should be properly packed for handling and returned with freight prepaid to the ACCES designated Service Center and will be returned to the customer s user s site freight prepaid and invoiced Coverage First Three Years Returned unit part will be repaired and or replaced at ACCES option with no charge for labor or parts not excluded by warranty Warranty commences with equipment shipment Following Years Throughout your equipment s lifetime ACCES stands ready to provide on site or in plant service at reasonable rates similar to those of other manufacturers in the industry Equipment Not Manufactured by ACCES Equipment provided but not manufactured by ACCES is warranted and will be repaired according to the terms and conditions of the respective equipment manufacturer s warranty General Under this Warranty liability of ACCES is limited to replacing repairing or issuing credit at ACCES discretion for any products which are proved to be
9. d into the registry for Windows only and to determine the assigned resources Run one of the provided sample programs that was copied to the newly created card directory from the CD to test and validate your installation The base address assigned by BIOS or the operating system can change each time new hardware is installed into or removed from the computer Please recheck PCIFind or Device Manager if the hardware configuration is changed Software you write can automatically determine the base address of the card using a variety of methods depending on the operating system In DOS the directory shows the BIOS calls used to determine the address and IRQ assigned to installed PCI devices In Windows the Windows sample programs demonstrate querying the registry entries created by PCIFind and NTIOPCI SYS during boot up to determine this same information 9 Manual LPCI IIRO 8 Chapter 3 Option Selection The only user configurable option available with this card are the input filters If you install a jumper shorting block at any of the through FLT7 jumper positions that input channel 0 7 respectively will have a filter applied With the jumper shorting block removed the filter is also removed FILTER JUMPERS Figure 3 1 Option Selection 10 Manual LPCI IIRO 8 Chapter 4 Address Selection This card uses I O addresses offset from the base address assig
10. ght optically isolated digital inputs for AC or DC control signals and eight electromechanical relay outputs LPCI IIRO 8 occupies four consecutive 8 bit registers in space Features 8 optically isolated non polarized CMOS compatible digital inputs accept 31volts DC or AC rms 8 form electro mechanical relays switch up to 1 A each Inputs The LPCI IIRO 8 provides eight optically isolated inputs These inputs can accept either AC or DC signals and are not polarity sensitive Input signals are rectified by photocoupler diodes while unused power gets dissipated thru a 1 8k ohm resistor in series The inputs may be driven by either DC sources of 3 to 31 volts rms or AC sources at frequencies of 40 Hz to 10 KHz Standard 12 24 AC control transformer outputs can be accepted as well External resistors connected in series may be used to extend the input voltage range however this will raise the input threshold range Consult with factory for available modified input ranges Each input circuit contains a switchable filter that has a 4 7 millisecond time constant Without filtering the response is less then 40 microseconds The filter must be selected for AC inputs in order to eliminate the on off response to AC The filter is also valuable for use with slow DC input signals in a noisy environment The filter may be switched out for DC inputs in order to obtain faster response Filters are individually selected by jumpers The filters are
11. mptly click START RUN and type click OK or press Ere WINDOWS 1 2 3 Follow the on screen prompts to install the software for this board LINUX 1 Please refer to linux htm on the CD ROM for information on installing under linux Caution ESD A single static discharge can damage your card and cause premature failure Please follow all reasonable precautions to prevent a static discharge such as grounding yourself by touching any grounded surface prior to touching the card 8 Manual LPCI IIRO 8 Hardware Installation 10 sure to set switches jumpers from either the Option Selection section of this manual or from the suggestions of SETUP EXE Do not install card into the computer until the software has been fully installed Turn OFF computer power AND unplug AC power from the system Remove the computer cover Carefully install the card in an available 5V or 3 3V PCI expansion slot you may need to remove a backplate first Inspect for proper fit of the card and tighten screws Make sure that the card mounting bracket is properly screwed into place and that there is a positive chassis ground Install an I O cable onto the card s bracket mounted connector Replace the computer cover and turn ON the computer which should auto detect the card depending on the operating system and automatically finish installing the drivers Run PClfind exe to complete installing the car
12. ned by the PCI bus The address spaces are defined in the Programming section of this manual PCI architecture is Plug and Play This means that the BIOS or Operating System determines the resources assigned to PCI cards rather than the user selecting these resources with switches or jumpers As a result you cannot set or change the card s base address or IRQ level You can only determine what the system has assigned To determine the base address that has been assigned run the PCIFind utility program This utility will display a list of all the cards detected on the PCI bus the addresses assigned to each function on each of the cards and the respective IRQs Alternatively Windows systems can be queried to determine which resources were assigned In these operating systems you can use either PCIFind or the Device Manager utility from the System Properties applet of the control panel The card is installed in the Data Acquisition class of the Device Manager list Selecting the card clicking Properties and then selecting the Resources Tab will display a list of the resources allocated to the card The PCI bus supports 64K of I O address space so your card s addresses may be located anywhere in the 0000h to FFFFh range The card occupies eight consecutive 8 bit registers in the I O address space PCIFind uses the Vendor ID and Device ID to search for your card then reads the base address and IRQ If you want to determine the base address
13. ut6B Common 11 Relay 33 Input 4 A Common 12 34 Input 3 B Common 13 Pelay 35 Input1A Common 14 Relay 36 Input 0 B Common 15 Relay 0 37 Relay 7 NC Common 16 No Connect 38 Relay 6 NC 17 Input 6 A 39 Relay 5 NC 18 Input 5 B 40 Relay 4 NC 19 Input 3 A 41 Relay 3 NC 20 Input 2 B 42 Relay 2 NC 21 Input 0 43 Relay 1 NC 22 No Connect 44 Relay 0 NC Table 6 1 DB44F Connector Pin Assignments 14 Manual LPCI IIRO 8 Customer Comments If you experience any problems with this manual or just want to give us some feedback please email us at manuals accesio com Please detail any errors you find and include your mailing address so that we can send you any manual updates ACCES 1 0 PRODUCTS INC 10623 Roselle Street San Diego CA 92121 Tel 858 550 9559 FAX 858 550 7322 www accesio com 15 Manual LPCI IIRO 8
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