Omron NT2S-SF123B-EV2 User manual

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NT2S-SF123B-EV2 OMRONOMRON
OMRONOMRON
OMRON
Programmable Terminal
INSTRUCTION SHEET
Thank you for purchasing this OMRON product.
Please read this Instruction sheet and thoroughly familiarize
yourself with functions and characteristics of the product
before use. Please retain this sheet for future.
For more information on specifications and usage, please
refer to each PT.
OMRON
OMRONCorporation2001. AllRightsReserved. NT2S-2/1001
Motor is RUNNING
Speed: 1450 RPM
DATA CLR
F 6F 5F 4F 3F 2F1
REG
Notice :
1.
Whenunpackingtheunits,checkcarefullyforanyexternalscratches
orotherdamage. Also,shaketheunitsgentlyandcheckforany
abnormalsound.
2. TurnOFFthepowersupplytothePTbeforemountingordismounting
I/FUnits. CorrectlymounttheI/FUnitsaccordingtotheUser’sManual
ofthePT.
3. DonottouchthePCBswithbarehands. Dischargestaticelectricity
accumulatedinyourbodyinadvance.
4. Tightenthemountingbracketsevenly. Makesurethepanelisnot
dirtyorwarpedandthatitisstrongenoughtoholdtheunits.
5. Donotletmetalparticlesentertheunitswhenpreparingthepanel.
6. DoublecheckallthewiringbeforeturningONthepowersupply.
7. Donotperformadielectricvoltagetest.
8. Makesurethattheconnectorscrewsareproperlytightened.
9. Alwaystightentheconnectorscrewsafterconnectingcommunication
cables.
10. Themax.pullloadforcablesis30N. Donotapplyloadsgreaterthan
this.
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11. ConfirmthesafetyofthesystembeforeturningONorOFFthesupply
totheunit.
12. Startactualapplicationonlyaftersufficientlycheckingscreendataand
theoperationoftheprograminthePLC.
13. WhenusingtheProgrammingConsolefunctions,confirmsystemsafety
andthenperformthefollowingoperations:
• Changingmonitordata
• Changingoperationmodes
• Forcedsettingorresetting
• Changingpresetvaluesorsetvalues.
14. Donotpressthekeyswitchwithaforcegreaterthan30N.
15. Donotaccidentlypresskeyswitcheswhenthebacklightisnotlitorwhen
thedisplaydoesnotappear. Confirmthesafetyofthesystembefore
pressingkeyswitches.
16. Donotattempttodisassemble,repairormodifytheunitsinanyway.
17. Donotusebenzene,paintthinnerorothervolatilesolventsanddonot
usechemicallytreatedcloths.
18. Signalsfromthekeyswitchesmaynotbeinputiftheswitchesare
pressedconsecutivelyathighspeed. Confirmeachinputbefore
proceedingtothenextone.
19. Toensuregreatersafetyfornumericinputs,firstcheckforproperlimits
inthePLC.
NOTES
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NOTES

20. Donotinstalltheunitsinanyofthefollowinglocations:
• Locationssubjecttorapidchangesintemperature
• Locationssubjecttotemperaturesorhumiditiesoutsidethe
rangespecifiedinthespecification
• Locationssubjecttocondensationastheresultofhigh
humidity
• Locationssubjectsplashingchemicalsorsolvents
• Locationssubjecttooilsplashes
• Locationssubjecttocorrosiveorflammablegases
• Locationssubjecttostrongshockorvibration
• Locationsoutdoorssubjecttodirectwindandrain
• Locationssubjecttostrongultravioletlight
21. Takeappropriateandsufficientcountermeasureswheninstalling
systemsinthefollowinglocations:
• Locationssubjecttostaticelctricityorotherformsofnoise
• Locationssubjecttostrongelectromagneticormagneticfields
• Locationssubjecttopossibleexposuretoradioactivity
22. Thewholesystemmaystop,dependingonhowthepowersupplyis
turnedONorOFF. TurnONorOFFthepowersupplyaccordingtothe
specifiedprocedure.
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Pin Connections
FollowingarethePLCportpindesignationsfor NT2S-SF123B-EV2 :
PLCportpin# Designation
2,3,5 GND
4 VCC(+5V)
6 TXD(TransmitCMOS)
7 RXD(ReceiveCMOS)
1,8,9 NC
Triggering screens
Ascanbeseenfromtheaboveexamples,therearetwowaystodisplay
screenswiththe NT2S-SF123B-EV2 :
1. Keepallthemessagecharactersinthedatamemory(theOmron
PLCshavelotofdataregisterswhichinmostapplicationsinvolving
simpledigitalcontrolsarenotusedanyway)andsimplychangethe
offsetregistertodisplaydifferentscreens.
Theusercanfillthedatamemoryusingthe“datadisplayeditor”menuof
thePLCprogrammingsoftware.
2. Notethatthedatamemoryaswellastheprogrammemorycanbe
usedforembeddingofdata.
Ofcourse,acombinationofthetwomethodscanbeusedto
optimizethememoryusage.
OMRON
OMRONCorporation
SystemComponentsDivision
66Matsumoto
Mishima-city,Shizuoka411-8511
Japan.
Tel:[phone]/Fax:[phone]
RegionalHeadquarters
OMRONEUROPEB.V.
Wegalaan67-69,NL-2132JDHoofddorp
TheNetherlands
Tel:[phone]/Fax:[phone]
OMRONELECTRONICS,INC.
1EastCommerceDrive,Schaumburg,IL60173
U.S.A.
Tel:[phone]/Tel:[phone]
OMRONASIAPACIFICPTE.LTD.
83ClemenceauAvenue,
#11-01,UESquare,
Singapore239920
Tel:[phone]/Tel:[phone]
Note:Specificationssubjecttochangewithoutnotice.
PrintedinIndia.

Howistheunitpanelmounted?
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MountingClamp
1234567890
1234567890
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Gasket
Panel Panel
Screw to hold clamp
and unit on Panel
Fig.A Fig.B
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PowerSupply
ThepowersupplytotheNT2S-SF123B-EV2isfromthePLC. Thefigurebelow
showstheconnectionbetweenthePLCandtheunitthroughacable.
PLCPORT
DB9 MALE
CONNECTOR
Connecting
Cable
DB9 FEMALE
CONNECTOR
To PLC
Programming Port
PLC
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General:
The NT2S-SF123B-EV2 isintendedtobeusedasalowcostOperator
interfaceforPLCswhicharerichinprogrammemoryordatamemory
areassuchastheOmronCSeriesPLCs.
The NT2S-SF123B-EV2 hasthefollowingfeatures:
Feature NT2S-SF123B-EV2
Display Backlit2X16LCD
LEDs 2
Keys 6
ASCIIscreens 32characters
Embeddedvariables 16
Eachkeyismappedfromworkbits201.00to201.05. Everytimeakeyis
pressed,thecorrespondingbitasshowninthetablebelowisheldonwhile
thekeyispressed. Thekeysalsohavealternatefunctions.
Key WorkBit Registermodefunction
F1/REG 201.00 Changesregisterprefix
F2/DATA 201.01 Entersdataentrymode
F3/DOWN 201.02 Incrementsregisternumberordata
dependingonmode
F4/UP 201.03 Decrementsregisternumberordata
dependingonmode
F5/CLR 201.04 Clearsdatafieldto0/Registerfieldto
firstregistervalue
F6/ENT 201.05 AcceptsnewdataandsendstothePLC
Key definitions:
g.
Put03032E03HinwordsDM0213andDM0214. The NT2S-SF123B-EV2
willreaddatainDM0003andembedinxx.xformat.
h.
Move“s“intoDM0215. Thiscommandcompletesthescreenby
appendingthe“s”tobaketime.
Thiswillputthefollowingdatainthedatawordsbelow:
("b"isusedforaspace,i.e.20H)
Word ASCII Hex Word ASCII Hex
DM0200 Do #446F DM0208 BA #4241
DM0201 or #6F72 DM0209 KE #4B45
DM0202 :b #3A20 DM0210 TI #5449
DM0203 CL #434C DM0211 ME #4D45
DM0204 OS #4F53 DM0212 :b #3A20
DM0205 ED #4544 DM0213 #0303
DM0206 bb #2020 DM0214 #2E03
DM0207 bb #2020 DM0215 sb #7320
BarGraph:
NT2S-SF123B-EV2 usesDM0012toDM0015registerstoholdbargraph
valuestobedisplayed. IfOffsetregisterpointstoDM0200thenput
Hexvalue0C0CintoDM0200onwardstodisplaybargraphwiththe
valueinDM0012.
Example:
Put0C0CintoDM0200,DM0201,DM0202,DM0203and200into
DM0020. Thiswilldisplaybargraph8characterswide. Maximum
lengthis16characters. Eachcharacterondisplaycandisplayfive
verticallines. Todisplayfullbargraphput#80intoDM0012and
0C0CfromDM0200toDM0207.
TodisplayBarGraphwithvalueinDM0013,put0D0DinDM0200
onwards.
Register mode:
Intheregistermode,theoperatorcanaccessalltheregistersandbits
inthePLC.
BypressingtheREGkey,theoperatorcanscrollthroughtheregister
prefixes. ByusingtheUP/DOWNkeys,theregisternumberscanbe
accessed. DatacanbechangedintheregistersbypressingtheDATA
key. Thedatafieldwillblinktoindicatethattheunitisreadytoaccept
newdata. Atthistime,theUP/DOWNkeyscanbeusedtoeditdata
followedbytheENTkey.
Itisadvisabletocreatea“password”screenwhichcanblocktheusage
oftheregistermode.

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Unit Operations:
Theworkbits200.00to200.15controlthemodeofoperationoftheunit.
WorkBit Function
200.00 ControlsLED0
200.01 ControlsLED1
200.02&200.03 Notused
200.04to200.07 Reservedforfutureuse
200.08&200.09 00:Screenmode 01:Registermode
10:Operatormode 11:Invalid
200.10&200.11 TimeouttoscreenmodefromOperatormode
00:10seconds 01:20seconds
10:30seconds 11:40seconds
200.12to200.14 Reservedforfutureuse
200.15 TodisabledataentryinScreenmode
(ON:Disable)
Fromtheabovetable,itisclearthattheunitwilldisplayASCIItext(seesection
onScreensformoredetailsonthis)if200.08and200.09areOFF. Toallow
operatorstoviewandedittheregisters,200.08istobekeptON. If200.08isOFF,
theunitwillnotdisplayanyregistersandthefunctionkeyswillonlyactaspush
buttonsmappedtothecorrespondingbitsfrom201.00. Referto“RegisterMode”
fordetails.If200.09isON,REGkeypresswillallowanoperatortoviewtheregisters.
TheREGkeywillscrollthroughtheavailableregistertypeswhereastheUPand
DOWNarrowkeyswillscrollthroughtheregister/bitnumbers.Aftertimeout
specifiedbybits10and11andifnokeyispressed, theunitwillswitchbackto
theScreenmodeanddisplayscreens. ThusOperatormodeisacombination
ofRegisteraswellasScreenmodes.
Example 2: Embed a variable in the screen
Supposethefollowingscreenneedstobedisplayedonthe
NT2S-SF123B-EV2 :
Door: CLOSED
BAKETIME: 13.6s
SupposethebaketimeisavailableindatawordDM0100andtheoven
statusisgivenbybit001.00.
Todisplaythisscreen,dothefollowing:
a.
Movenumber200inDM0020sincethescreenwillbestoredinDM0200
onwards.
b.
Movecharacterstring“Door:”into2words,i.e.DM0200andDM0201.
c.
Movecharacters“OPEN”ifbit001.00isONorcharacters“CLOSED”if
001.00isOFF.
Thisisawaytoimplementbitsensitivescreens.
e.
Inasimilarmanner,embedthecharacters“BAKETIME:”into5words
fromDM0208.
f.
NT2S-SF123B-EV2 usesDM0000toDM0011registersforembeddingdata.
HereweselectDM0003tobeusedforembedding. So,movethedataof
DM0100intoDM0003sothatembeddingcanbedone.

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Screens
Theunitdisplays32charactersfromthePLCmemory. Thesecharacters
aretakenfromthePLCdataregisters.
TheunittracksregisterDM0020(theOffsetregister)inthePLC. Thenumber
inDM0020givesthestartaddressofthedataregisterblock whichcontainsthe
characterstobedisplayed. Forexample,ifDM0020hasnumber124init,the
unitwillread16registersfromDM0124,i.e.fromDM0124toDM0139anddisplay
thecorrespondingcharacters.
Eachregistercontainstwobytes. EachASCIIcharactertobedisplayedis
onebyte. So,eachwordcontainstwocharactersthatcanbedisplayed. Allthe
PLCladderlogichastodoistoputthecorrectwordsintheregistersbeingread
bytheunitsothataproperscreencanbedisplayed.
As mentioned above, the starting address of the screen data block is
controlledbytheOffsetregister,i.eDM0020. Hence,therecanbetwomethods
ofchangingthescreentobedisplayed. OneistokeepthevalueinDM0020
constantandchangethedatainthescreenregistersbytheladderlogic. Second
istokeepthescreentextinthedatamemory(byeditingDMregisters)andchange
thevalueinDM0020soastopointtothecorrectmemoryaddresstodisplaythe
desiredscreen.
Itispossibletoembedregistersinthescreens. Theunitreads16registers
fromDM0000toDM0015(inwhichDM0012toDM0015areusedforBarGraph)
ineveryscan. Thedataintheseregisterscanbeembeddedinthescreens. To
doso,usehexbytes0toB(CtoFusedforBarGraph)correspondingtoregister
DM0000toDM0011respectivelyinthescreen. Refertotheexamplegivenwhich
explainstheembeddingofregisters. Itispossibletoembedonedataentryfield
inscreens. Itissimilartoembeddingregister,onlyinsteadof0toFuse10to1F
hexbytestoaddressDM0000toDM0015. TheregistersDM0000toDM0015can
beeditedwiththisfeatureoneatatimeinascreen.
Example 1: Display a static screen
Supposethefollowingscreenneedstobedisplayedonthe
NT2S-SF123B-EV2 :
Last Rinse Cycle
Water pump is on
Todisplaythisscreen,dothefollowing:
a.
Movenumber200inDM0020sincethescreentextwillbestored
inDM0200onwards.
b.
Movecharacterstring“LastRinseCycle”into8wordsfromDM0200.
c.
Inasimilarmanner,thecharacters“Waterpumpison”canbeembeded
into8wordsfromDM0208.(i.e.fromDM0208toDM0215).
Thiswillputthefollowingdataindatawordsbelow:("b"isusedforaspace)
Word ASCII Hex Word ASCII Hex
DM0200 La #4C61 DM0208 Wa #5761
DM0201 st #7374 DM0209 te #7465
DM0202 bR #2052 DM0210 rb #7220
DM0203 in #696E DM0211 pu #7075
DM0204 se #7365 DM0212 mp #6D70
DM0205 bC #2043 DM0213 bi #2069
DM0206 yc #7963 DM0214 sb #7320
DM0207 le #6C65 DM0215 on #6F6E