87712 Parallel Input Module User`s Manual
Contents
1. Vorne Industries 87 712 Parallel Input Module User s Manual 1445 Industrial Drive Itasca IL 60143 1849 630 875 3600 Telefax 630 875 3609 Chapter 1 Introduction s sist is ama kaal l tada 1 1 Accessing Wiring Connections And Selection Switches 2 1 2 Setting The DIP Switches For Your Application 2 Run and Program Modes 2 2 DIP Switch Settings kaksi 92 ideale u aaa Ha alae a a 3 INDUUMIOGE SSSR RE E EE A A A a eee ree ad Ok ak al E 3 Strobe Active Level 0 Y 4 Strobe Mode ssi 55 ulud mhm admini maas kaalika je an mineral he des SUR 4 Debounce Time noose murre eee eae aaa nue a Pe eae ew deve 5 Number Format 2522808408 ed hese and de a ain aa den Ma Ga ee on ee rte 5 1 3 Parallel Input Connectors 5 550 aasa te vat snd en t musee ot ste 6 1 4Wiring to the Parallel Port eee 6 Relay Connectors cose kis keene PS Ree EO Bane dew oe 9 Activate Relay summani pangad amm ewan cad paati pred auteduue wale aa daame rene 9 Appendix A Character Representation w Notice Of Disclaimer While the information in this manual has been carefully reviewed for accuracy Vorne Industries Inc assumes no liability for any errors or omissions in the information Vorne Industries a2. 5 VDC a Input loading 1 5mA to 10mA 5V 30V y Leakage current accepted 450 uA Font Low Speed 50 Hz 10 millisecond on off time High Speed 4000 Hz 120 microsecond on off time 6 87 712 Parallel Input Module Users Manual 1 4 Wiring to the Parallel Port Sinking Outputs To operate the unit with sinking outputs the DC Return line of the parallel port should be connected to a positive voltage 3 5 to 30 VDC This will internally pull up all the mputs of the parallel port to this potential with a maximum current draw of 2 5 mA per input Parallel Port Wiring Sinking Outputs 3 5 TO 30 VOLT DC USER OUTPUT CARD SUPPLY I DC GROUND SUPPLY OUTPUT 16 OUTPUT 0 OUTPUT 1 OUTPUT 2 OUTPUT 3 OUTPUT 4 OUTPUT 5 OUTPUT 6 OUTPUT 7 OUTPUT 8 OUTPUT 9 OUTPUT 10 OUTPUT 11 OUTPUT 12 OUTPUT 13 OUTPUT 14 OUTPUT 15 DC GROUND DC RETURN STROBE DO D1 D2 D3 D4 D5 D6 D7 D8 D9 14Od 1311VHVd 212 28 v D Q 0 I gt s s gt ee i m Q O Z D O es m D 6LI8LIZLI9LIGLI L EL 2L 11041618 219 S E e In all cases make sure that DC ground Terminal 1 is wired to the DC ground of the output card supply 87 712 Parallel Input Module Users Manual 7 Sourcing Outputs To operate the unit with sourcing outputs the DC Return line on the parallel port s
3. If switches 3 thru 10 are all set to the ON position the display turns on all LEDs DIP Switch Settings For normal operation the Settings DIP switch should be set to DIP switch on In program mode Switch 2 selects between Display test off and DIP switch test on Settings DIP Switch Input Mode This setting determines the Input Mode that the parallel module will use Mode 0 sets the unit to Parallel Input mode In this mode the 16 parallel inputs are used to enter a BCD HEX or binary value depending on the setting of DIP switches 9 and 10 This value is then converted to a digital display Mode 1 sets the unit to Multiplexed Input mode This mode accepts a BCD HEX or binary value at Inputs DO thru D3 depending on the setting of DIP switches 9 and 10 This value is the character to be displayed Inputs D8 thru DIS act as select lines and determine which display digit the data will be shown D8 represents the LSD ofthe display D15 represents the 8th character of the display For units with less than 8 digits the higher strobe lines need not be used Repeat this process for all digits of the display Mode 2 sets the unit to Pilot Light mode This mode displays the value of the active input If more than one input is active at the same time only the Input with the highest value is displayed The Relay output turns on whenever there is an active input See section 1 5 for more information regarding the Relay Output It is recom
4. Input Module Users Manual Appendix Character Representation D3 D2 D1 DO BCD Mode HEX Mode representation representation 0101010 0 0 00101 1 1 010110 2 2 001111 3 3 01110 0 4 4 01101 5 5 0 1 1 0 6 6 0 1 1 1 7 7 1 0 j 0 1 0 8 8 1 0 07 1 9 9 110 10 A 1119 2 1 E B 1 1 0 0 H C 1 11 10 1 L D 1 1 1 0 P E 1 1 1 1 blank F 87 712 Parallel Input Module Users Manual 11
5. be programmed to activate the relay when a trigger point is reached The relay can also be activated serially by using the Relay command The Relay command string begins with the ASCII character R 52 hex 82 decimal Note that the R must be upper case and must be followed by one character which determines what relay action will occur The available actions are Action ASCII Character Hex Decimal Representation Turn relay on 1 31 hex 49 decimal Turn relay off 0 30 hex 48 decimal Seguence A A 41 hex 65 decimal Relay Sequence A is user definable as either a Delay On Relay or Cycle Relay VDP4 is required to change this parameter The Delay On Relay selection allows adjustment of the delay and duration time These settings are adjustable from 1 to 25 5 seconds The Cycle Relay selection allows specifying the ON time 1 to 25 5 seconds OFF time 1 to 25 5 seconds and number of cycles to perform adjustable from 1 to 255 times The following examples assume that addressing and checksums are not being used and that Terminator has been selected as lt CR gt Also note that the header of the packet lt SOH gt s has 87 712 Parallel Input Module Users Manual 9 the effect of broadcasting to all displays overriding any group or individual address a display might be set to Turn the relay on lt SOH gt s R1 lt CR gt Turn the relay off lt SOH gt s RO lt CR gt Trigger Sequence A lt SOH gt s RA lt CR gt 10 87 712 Parallel
6. ed with the display The left most conduit opening is provided for power wiring the right most for signal wiring It is not recommended to run power wiring and signal wiring in the same conduit 1 2 Setting The DIP Switches For Your Application Note Changes to the DIP switches are only acknowledged at power up Factory default settings are shown in gray Note Installing the 87 712 module overrides the DIP switch settings of the 87 232 Logic board Run and Program Modes For normal operation the Run Program switch should be set to Run off Setting the unit to Program mode allows the unit to be customized using VDP4 and to run one of two diagnostic routines If DIP switch 2 is off the display cycles thru the following display diagnostic 2 87 712 Parallel Input Module Users Manual a Error status Should show EO El or E2 indicates a memory error b Unit Address Default value is 00 c Red segment test The unit will turn on 1 segment at a time A thru G and DP d Green segment test For a single color display a blank screen will be displayed e All segments ON f Unit type 2 87 712 g This is a separator between the Unit type and the Software version h Software version This number is displayed on two consecutive screens Ex 1 2 6 If DIP switch 2 is on the display runs a DIP switch diagnostic This diagnostic displays the HEX value of DIP switches 3 thru 10 switches 3 to 6 MSD switches 7 to 10 LSD
7. hould be connected to DC ground This will internally pull down all the inputs of the parallel port to DC ground with a maximum current draw of 2 5 mA per input Parallel Port Wiring Sourcing Outputs 8 5 TO 30 VOLT DC USER OUTPUT CARD SUPPLY E L DC GROUND SUPPLY OUTPUT 16 OUTPUT 0 OUTPUT 1 OUTPUT 2 OUTPUT 3 OUTPUT 4 OUTPUT 5 OUTPUT 6 OUTPUT 7 OUTPUT 8 OUTPUT 9 OUTPUT 10 OUTPUT 11 OUTPUT 12 OUTPUT 13 OUTPUT 14 OUTPUT 15 DC GROUND DC RETURN STROBE DO D1 D2 D3 D4 D5 D6 D7 D8 D9 14Od 14T1VAVd c1 18 D O Q I gt s gt ee m Q O Z I O i m D GBLISLIZL OLIGL VEJELISCLILL OL 6 8 ZI 9 S viele In all cases make sure that DC ground Terminal 1 is wired to the DC ground of the output card supply 8 87 712 Parallel Input Module Users Manual 1 5 Relay Output WARNING Use the relay for annunciator applications only Do not use it for control Relay Connectors A SPDT Relay is available through the three pins of the relay port terminal strip marked P5 The relay terminal strip is shown below The relay is a single pole double throw SPDT rated 120VAC JA 3 Pin Relay Terminal Strip P5 Pin Normally Closed NC Common Normally Open NO Activate Relay A 87 series display can
8. lso reserves the right to make changes without further notice to any products described in this manual 87 712 Parallel Input Module Users Manual Chapter 1 Introduction The 87 712 Parallel Module is a plug in module for an 87 232 Series Display The Parallel Module incorporates 16 Data Inputs a Strobe input and a Return line The unit accepts parallel or multiplexed BCD inputs and converts it to a digital display The unit can be customized to your particular application using VDP4 VDP4 is a Windows based utility that allows customization of the 87 Series Display VDP4 is available from Vorne at no charge 1 1 Accessing Wiring Connections And Selection Switches All external power and communication line connections to the display are made to printed circuit board mounted terminal strips These terminal strips as well as a 10 position DIP switch and COM PORT selection switch can be accessed by removing the back panel user access plate WARNING SHOCK HAZARD Always completely disconnect power from the display before opening the user access plate Do not reapply power to the display until the access plate has been reinstalled and securely closed There are two 7 8 conduit openings on the back panel of the display provided for bringing external wiring into the display enclosure If these conduit openings will not be used for wiring these openings can be filled with plastic plugs Caplugs Part Number BP 7 8 which are provid
9. mended to set the Number Format DIP switch settings to switch 9 on and switch 10 off Mode 3 sets the unit to Round Robin mode This mode displays the value of the active input If more than one input is active at the same time the unit cycles thru all of the active values The display time for each active value can be set between 1 and 25 seconds using VDP4 The Relay output turns on whenever there is an active input See section 1 5 for more information regarding the Relay Output It is recommended to set the Number Format DIP switch settings to switch 9 on and switch 10 off 87 712 Parallel Input Module Users Manual 3 C3 4 TT Pilot Light Round Robin Data Active Level This setting determines the Data Active Level the parallel module will use This setting affects the parallel inputs DO to D15 Use the table below to select the correct Data Active Level Connection Selected Voltage 87 712 As Open or V 0 Inactive 1 Active Open or V 1 Active GND 0 Inactive Open or GND 0 Inactive V 1 Active Open or GND 1 Active V 0 Inactive Data Active Level Strobe Active Level This setting determines the Strobe Active Level the parallel module will use For units which have Strobe mode turned Off Switch 7 Off this switch setting will be ignored This setting does not affect the operation of the digit select inputs D8 thru D15 when the unit is set to Multiplexed mode Swi
10. tch 3 Off Switch 4 On 6 Strobe Active Level Strobe Mode This setting turns On or Off the operation of the Strobe Input Terminal 3 of P4 This setting does not affect the operation of the digit select inputs D8 thru D15 when the unit is set to Multiplexed mode Switch 3 Off Switch 4 On 4 87 712 Parallel Input Module Users Manual Strobe Mode Debounce Time The Debounce time for Inputs DO thru D15 and the Strobe input is field programmable to low or high speed by setting this DIP switch When using a input device such as a switch or a relay contact set the input rate to low speed This will prevent false counts caused by contact bounce For input devices such as PLC NPN Sinking or PNP Sourcing outputs set the input rate to high speed Shielded wire for the input is recommended when the unit is set to high speed but not reguired for low speed 8 Debounce Time Number Format The Number Format selection determines how the parallel inputs will be interpreted There are four different number format selections available BOD specifies that the parallel inputs will be interpreted as BCD inputs Up to 4 digits of BCD data can be entered In parallel mode the right most digit consists of DO to D3 The second digit from the right consists of D4 to D7 The third digit from the right consists of D8 to D11 The MSD consists of D12 to D15 A negative sign can be displayed at any digit position by placing a HEX A at
11. the parallel inputs See Appendix A for additional character representation The range of values is from 999 to 9 999 HEX specifies that the parallel inputs will be interpreted as HEX inputs Up to 4 digits of HEX data can be entered The range of values is from 0 to FFFF Signed Binary specifies that the parallel inputs will be interpreted as signed binary data DO to D14 will be interpreted as binary inputs If D15 is active the binary value is interpreted as a negative number Negative numbers are two s complement format The range of values is from 32 768 to 32 767 Binary specifies that the parallel inputs will be interpreted as binary data DO to D15 will be interpreted as binary inputs The range of values is from 0 to 65 535 9 10 Number Formats _ BCD HEX 87 712 Parallel Input Module Users Manual 1 3 Parallel Input Connectors Parallel Inputs can be wired to the 87 712 through the 19 pins of the Parallel port terminal strip marked P4 The Parallel Input terminal strip is shown below 19 Pin Parallel INPUT Terminal Strip P4 TD 5 Function GND Ground RET Return STRB Strobe Pins 1 to 19 Parallel Input Terminal Strip DOOOODOOODOAOOOOOOOOOD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 J O O1 BR D 0 Parallel Input Circuitry Input characteristics High Level 3 5 to 30 VDC in ste 19 Patel Ve Low Level 0 to 1
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