Measurement-computing PC104-PDISO8 Instrukcja Użytkownika

PC104-PDISO8User’s ManualRevision 3October, 2000

Table 3-3. Control Byte Example171AB1111110212212100400428188183001600104321322012050064004061281128801807WEIGHTON=1DECIMALWEIGHTON=1HEXRELAYIf the re

3.2.1 ON & OFF for FORM C RELAYSOn means that FORM C relay common is in contact with the Normally-Open(NO) contact. Off means that FORM C relay c

4 ELECTRONICS AND INTERFACING This short introduction to the electronics most often needed by digital I/O board userscovers the following:Connector di

Figure 4-2. BP40-37 Pinouts4.1 FORM C RELAY OUTPUTSFigure 4-3 is the schematic for aform C relay, used at OP0 throughOP4.The form C relay has a COMMON

4.2 FORM A RELAY OUTPUTSShown here is the schematic for a form Arelay, used at OP5 through OP7.The form A relay has a COMMON and anormally open (NO)

4.4 EXTENDING THE INPUT RANGEYou can extend the input range beyond the ±24V specified by adding an externalresistor to the input. Use the following fo

5 SPECIFICATIONSPOWER CONSUMPTION+5V supply 0.11 A typical with all relays off.0.4 A typical with all relays on.OUTPUT RELAY SPECIFICATIONSNumber 8Con

CONNECTORConnector type 40 pin male header (optional cable availableto translate 40 pin connector to 37 pinconnector compatible with CIO-PDISO8)Dielec

For your notes.14

EC Declaration of ConformityWe, Measurement Computing Corporation, declare under sole responsibility that theproduct:DescriptionPart NumberPC104-PDISO

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115 SPECIFICATIONS ...104.4 EXTENDING THE INPUT RANGE ...104.3 ISOLATED INPUTS ...

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1 INTRODUCTION1.1 DESCRIPTIONThe PC104-PDISO8 has 8-channels of isolated inputs and relay outputs. The board isdesigned for sensing and control appli

2 INSTALLATION2.1 SOFTWAREBefore you open your computer and install the board, install and run InstaCal, theinstallation, calibration and test utility

Table 1-1. PC I/O AddressesSERIAL PORT3F8-3FFEGA2B0-2BFFLOPPY DISK3F0-3F7PARALLEL PRINTER270-27FSERIAL PORT3E8-3EFALT BUS MOUSE23C-23FCGA3D0-3DFBUS MO

WARNINGHigh voltages will be present on the board when you haveconnected high voltage inputs or outputs to the connector.Use extreme caution! Never h

3 REGISTER DESCRIPTIONS3.1 INTRODUCTIONTwo, eight-bit registers located at the base address (relay output) and base + 1(isolated inputs) are read or w