Pearl-MM Manual v1.2 - Diamond Systems Corporation
Contents
1. are SPDT format form C Each relay has 3 contacts Common Normally Open and Normally Closed For safety and reliability all relays are at their povver off state at povver up or system reset Each relay can switch both AC and DC voltages All outputs are isolated from the PC up to 500V AC or DC The relays have long a rated lifetime of 100 000 000 operations and quick actuation time 4ms max operate and release Two versions are available Model PMM P has pin headers for quick IDC ribbon cable connections and model PMM S has screw terminals on 1 centers for heavier duty wiring 2 FEATURES e 16 relay digital outputs Relays have SPDT form C contacts e Max switching capacity 60W DC or 60VA AC Max load 30VDC 2A or 125VAC 0 5A resistive Long lifetime relays 100 000 000 operations 500VAC or DC isolation between board and signals High density 1 pitch screw terminals or ribbon cable header for I O 2001 2004 Diamond Systems Corp Pearl MM User Manual V1 2 Page 3 3 PEARL MM BOARD DRAVVING PMM 0 Ui ES en RELAY RELAY BANK BANK 1 9 BASE 1 BASE 8 Ji PC 104 MAIN HEADER CBA z T 16 A e k J2 16 BIT EXTENSION HEADER O00 8 19 J1 Main PC 104 header J2 16 bit PC 104 header J3 Connections for relays 0 7 J4 Connections for relays 8 15 J5 Base address selection NOTE J3 and J4 are shown as pin headers model PMM P The boards is also available2. not outp ioaddr outdata now turn relay 5 off here we use the masks created above outdata outdata amp mask 5 use bitwise and to clear bit 5 outp ioaddr outdata In Basic 10 create masks for each bit position 20 fori 0 to 7 mask i 255 2 next i 30 ioaddr 768 assume default address 40 outdata 0 initial value of register at power up 50 turn relay 4 on 60 outdata outdata or 16 must use or not 70 out ioaddr outdata 80 turn relay 5 off 90 outdata outdata and mask 5 clear bit 5 protect other bits 100 out ioaddr outdata O 2001 2004 Diamond Systems Corp Pearl MM User Manual V1 2 Page 9 9 SPECIFICATIONS Relay Outputs Outputs 16 relays Relay type SPDT Form C Maximum voltage current DC outputs 30VDC 2A AC outputs 250VAC 0 5A resistive Max switching capacity 60W DC 60VA AC 220VDC 250VAC 100mMQ max 100 000 000 operations Operate 4ms max release 4ms max Max operating voltage Contact resistance Relay lifetime Actuation time General Connection headers P version 50 position 2x20 025 square pin header on 1 centers Mates with standard ribbon cable IDC connectors S version 24 position screw terminals on 1 centers terminals accept 14 30 gauge wiring Isolation 500VDC or AC channel to channel and board to output Power supply Current consumption Operating temperature Operating humidity PC 104 bus 2001 2004 D
3. 4 DIAMOND SYSTEMS CORPORATION PEARL MM 16 Relay PC 104 Module User Manual V1 2 San 9 an DN CI FE ls gt i sp iS ps a im ial gt 19 D 700 Model PMM S Model PMM P Screw terminal I O Ribbon cable I O O Copyright 2001 2004 DIAMOND SYSTEMS CORPORATION 8430 D Central Ave Newark CA 94560 Tel 510 456 7800 Fax 510 456 7878 techinfoQdiamondsystems com www diamondsystems com TABLE OF CONTENTS 1 DESCRIPTION cuionciotonioniinnnoncoalinnd n dabinanati canada urinare ea Coapite dapat anoen ei linda acia brain Ndan pKa carne dino Red 3 2 FEATURES Cria a e etat ee Medes E a a aaa 3 3 PEARL MM BOARD DRAWING oo cccccccccsssneeesceesecneesscesesaeeeseseeescaeaasaaesasneeseneeessaesesneesneneeees 4 4 YO HEADER PINOUT AND PIN DESCRIPTION 222 2222222222822222aauuenaaaunaaammannnmnnennnn 5 5 BASE ADDRESS SELECTION oann aeternae deanna een eann aeieea ean aeaiee ake een ea aeeai aat 7 6 RELAY SCHEMATIC oooonnconnnccnncncnccnnnnicnca ronca cnc 7 SAA O A Sasdencnaitasaditaaaensasanxaiaa 8 8 PROGRAMMING eea aae aeran ae narran 9 9 SPECIFICATIONS cocconnconcicnncccccnnncncn nani 10 O 2001 2004 Diamond Systems Corp Pearl MM User Manual V1 2 Page 2 PEARL MM O 16 Relay Digital Output PC 104 Module 1 DESCRIPTION Pearl MM is a PC 104 format digital I O module designed for control of high current AC or DC loads This module features 16 relay outputs The 16 relay outputs
4. Upon system reset all relays will return to the off state O 2001 2004 Diamond Systems Corp Pearl MM User Manual V1 2 Page 8 8 PROGRAMMING The following code example shows how to program the board directly The Diamond Systems Universal Driver software also supports this board 8 1 Turning Relays On and Off To turn a relay on write a 1 to its corresponding bit in the output register To turn the relay off write a O to the corresponding bit Note the following characteristics Relays are in the Off state when power is off to the computer Upon power up all relays remain in the off state Upon system reset all relays will return to the off state Note that you cannot individually address each bit in the output register You must write all 8 bits at once This means that your program must remember the contents of the output register at all times and only modify the bit s of the relay s you want to change Here is how to control the relays In C int mask 8 ioaddr i outdata x ioaddr 768 assume default address outdata 0 initial value of output reg all relays off x 1 used to create masks create masks for each bit position mask all 1s except for a O in the selected bit position for i 0 i lt 7 i mask i 255 x X 2 now mask 0 254 mask 1 253 mask 7 127 turn a relay on let s use relay 4 244 16 outdata outdata 16 must use bitwise or
5. act is connected to the Out N C contact when power is off or when a 0 is written to the relay s control bit in the relay control register and it is disconnected when power is on and a 1 is written to the relay s control bit 4 2 Screw Terminals S Option O 2001 2004 Diamond Systems Corp Pearl MM User Manual V1 2 Page 5 J3 Right side pin 1 at top J4 Left side pin 1 at bottom Signal Name Definition N NO Relay output normally open contact this contact is disconnected when power is off or when a 0 is written to the relay s control bit in the relay control register and it is connected to the Out N C contact when power is on and a 1 is written to the relay s control bit NC N 0 to 15 Relay output common contact this contact is always used with relay output connections NNC Relay output normally connected contact this contact is connected to the Out N C contact when power is off or when a 0 is written to the relay s control bit in the relay control register and it is disconnected when power is on and a 1 is written to the relay s control bit O 2001 2004 Diamond Systems Corp Pearl MM User Manual V1 2 Page 6 5 BASE ADDRESS SELECTION Refer to the Drawing of Pearl MM on page 4 for locations of the jumper block mentioned here Each peripheral board in the computer system must have a unique l O address or group of addresses Pearl MM s I O address is set with jumper block J5 located at the lower left corner of the boa
6. iamond Systems Corp 5VDC 10 100mA typical all relays off Additional 20mA per activated relay 40 to 85 C 5 to 95 noncondensing 8 bit main bus header is installed and used 16 bit extension header footprint is present for optional passthrough use however no signals on this header are used on Pearl MM Pearl MM User Manual V1 2 Page 10
7. rd below the PC 104 header Seven different I O addresses are selectable depending on the jumper settings The table below lists all the possible I O addresses for Pearl MM and their corresponding jumper settings The default setting is 300 Hex 768 Decimal Jumpers are installed vertically below the corresponding letters J5 I O Address Jumper Settings Hex Decimal Cc B A 240 576 Out Out Out 280 640 Out Out In 2C0 704 Out In Out 300 768 Out In In 340 832 In Out Out 380 896 In Out In 3C0 960 In In Out 6 RELAY SCHEMATIC 5u 1 0 HEADER SIGNALS NO 8 15 OFF CONNECTION C 15 COMMON CONNECTION ULN2803A NC 8 15 ON CONNECTION ka 15 FROM PC RELAY OFF 1 RELAY ON 2001 2004 Diamond Systems Corp Pearl MM User Manual V1 2 Page 7 7 YO REGISTERS Pearl MM occupies two addresses in the computers I O space The lowermost address is called the Base Address of the board This address is selected with jumper block J4 described above Each address is used to control one group of 8 relays Base 0 Write Relays 0 7 Bit No Name Base 1 Bit No Name Definitions K15 0 Relay output control bits O Turn relay off C contact is connected to NC contact NO contact is disconnected 1 Turn relay on C contact is connected to NO contact NC contact is disconnected Notes Relays are in the Off state when power is off to the computer Upon power up all relays remain in the off state
8. with screw terminals in these locations model PMM S 2001 2004 Diamond Systems Corp Pearl MM User Manual V1 2 Page 4 4 4 1 I O HEADER PINOUT AND PIN DESCRIPTION Pearl MM is available with two different types of output connectors pin headers P option and screw terminals S option There are two identical headers on each board J3 on the right side of the board relative to the PC 104 connector is for channels 0 7 and J4 on the left side is for channels 8 15 Refer to the appropriate connector pinout diagram for the board you have Pin Header P Option Note that each pair of pins is connected together on the pin headers J3 Right side pin 1 at top J4 Left side pin 1 at bottom 0 NO 8 NO 0C 8C ONC 8 NC 1 NO 9 NO 1C 9C 1 NC 9 NC 2 NO 10 NO 2C 10 C 2 NC 10 NC 3 NO 11 NO 3C 11C 3 NC 11 NC 4 NO 12 NO 4C 12C 4 NC 12 NC 5 NO 13 NO 5C 13C 5 NC 13 NC 6 NO 14 NO 6C 14 C 6 NC 14 NC 7 NO 15 NO 7C 15C 7 NC 15 NC Not Used Not Used Signal Name Definition NNO Relay output normally open contact this contact is disconnected when power is off or when a 0 is written to the relay s control bit in the relay control register and it is connected to the Out N C contact when power is on and a 1 is written to the relay s control bit NC N 0 to 15 Relay output common contact this contact is always used with relay output connections NNC Relay output normally connected contact this cont
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