Alfa Laval ThinkTop - Page 14

4Technicalspecications
DeviceNet DeviceNet
DeviceNet
interface interface
interface
Baudrates:125K,250Kand500K.
PollingI/Oslavemessaging.
Poll: Poll:
Poll:
1bytes.
1bytes=Input/outputsandalarms(class4).
Node Node
Node
addr addr
addr
ess ess
ess
Range:0-63.
Defaultslaveaddress:63.
Power Power
Power
supply supply
supply
ThepowersupplytothecompleteunitistakenfromtheDeviceNet.
Supplyvoltage:.....................11-25VDC,asspecifiedfortheDeviceNet.
Supplycurrent:......................Max.45mA(forsensorunitalone)
(excludingcurrenttothesolenoidsandtheexternalproximityswitches).
ThinkT ThinkT
ThinkT
op op
op
DeviceNet DeviceNet
DeviceNet
featur featur
featur
es es
es
Feedback Feedback
Feedback
signals signals
signals
Inputsignals(producedbythesensorunit)transmittedovertheDeviceNet-class4.
Fivefeedbacksignals:closedvalve,openvalve,seatlift1,seatlift2andstatus.
Thestatussignalisusedforfivepurposes:
-Toindicatethatasetupisinprogress(LEDD).
-Toindicateanerrorcondition(LEDD),(flashing=softwareerror),(steady=hardwareerror).
-Toindicatethatmaintenanceisrequired(LEDF).
-Toindicatewhetherthereisaconflictintheselfadjustmentprogramme(LEDF).
-ToindicatewhetheranycommunicationexistsbetweenThinkTop
®
andPLC(LEDD,steady).
Solenoid Solenoid
Solenoid
signals signals
signals
OutputsignalsreceivedfromtheDeviceNet.
Threebitstocontrolthesolenoiddriveslocatedinthesensorunit.
ThinkT ThinkT
ThinkT
op op
op
EDS EDS
EDS
file file
file
TheEDSfilecanbedownloadedfromwww.alfalaval.combysearching"ThinkTop"atthetopofthemainlandingpage.Onthe
ThinkToplandingpage,chooseDocumentationinthemenuandfindtheEDSpackage.Alternatively,boththeEDSfileand
furtherinformationonDeviceNetcanfoundatwww.odva.org
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