Omega Engineering DP18-AT2 Manuel utilisateur
An OMEGA Te chn olo gie s Co m p any
M2099/1294
INSTRUCTION
SHEET
DP18 Series
Model DP18-AT2
AC Ammeter
CCD1294APC2BA
FIG. 3
ACEG
FD
B
PT1
GROSSSPANADJUSTMENT
SIGNALINPUT A
B
C
SPECIFICATIONS
DISPLAYS. . . . . . . . . . . . . . . . . . . . . . 3 digits, 7 segment, red LED
HEIGHT . . . . . . . . . . . . . . . . . . . . . . . . 0.56" (14.2 mm.)
SYMBOLS. . . . . . . . . . . . . . . . . . . . . . 1.8.8.8
DECIMALPOINTS . . . . . . . . . . . . . . . . Selectable by jumpers
OVERRANGEINDICATION . . . . . . . . . Display flashes
INPUTCONFIGURATION . . . . . . . . . . . Bipolar single
ZERO . . . . . . . . . . . . . . . . . . . . . . . . . Automatic
SPANADJUSTMENT . . . . . . . . . . . . . . ± 5 %
CONVERTER . . . . . . . . . . . . . . . . . . . . Dual-slope, average value
SIGNALINTEGRATIONPERIOD . . . . . 80 ms.
READRATE . . . . . . . . . . . . . . . . . . . . 3.12 / sec.
RANGES . . . . . . . . . . . . . . . . . . . . . . . See table selection fig. 3
HOLD . . . . . . . . . . . . . . . . . . . . . . . . . Optional
NOISEREJECTIONNMR . . . . . . . . . . . 50 dB. 50/60 Hz.
ACCURACY . . . . . . . . . . . . . . . . . . . . 0.2 % ± 1 count
WARMUPTORATEDACCURACY . . . 5 minutes
SPANTEMPCO . . . . . . . . . . . . . . . . . . 150 ppm.
ZEROTEMPCO . . . . . . . . . . . . . . . . . . 2.5 µV/°C.
OPERATINGTEMPERATURE . . . . . . . 0 to 50 °C (32 to 122 °F)
STORAGETEMPERATURE . . . . . . . . . -40 to 80 °C (-40 to 176 °F)
WEIGHT . . . . . . . . . . . . . . . . . . . . . . . . 310 gr. (0.68 lb)
CASEMATERIAL . . . . . . . . . . . . . . . . ABS, DIN 43700, black color
STANDARDPOWER . . . . . . . . . . . . . . 115 Vac. ± 10 %, 50/60 Hz.
POWERCONSUMPTION . . . . . . . . . . . 5.5 VA for AC.
ELECTRICALCONNECTIONS . . . . . . . Push-in cable connectors
BURN-IN . . . . . . . . . . . . . . . . . . . . . . . 24 h.
SPAN OFFSET
1
10
D
C
B
A
+
-
REARVIEW
Setpoint R1
(option)
Setpoint R2
(option)
FRONTVIEW
FIG. 2
FIG. 1
SIGNAL
INPUT
THEINPUTALLOWSDIRECTCONNECTIONTOACURRENTTRANSFORMER(CT)WITHA5A.SECONDARY,WITHOUTNEEDFORAN
INTERMEDIATESTEPDOWN.
SPAN:ADJUSTTHEMAXIMUMREADING.
OFFSET:NOTINSERVICE
SPAN ADJUSTMENT IS ACCESSIBLE BEHIND THE LOW DOOR.
Isolated digital output
(option)
SIGNALCONDITIONER
COMPONENTSVIEW
RANGESELECTION
0.01
0.1
SELECTORS1
HOLD,latch thereading
display, while these pins
are linked
ANALOG OUTPUT
(OPTION)
POWERSUPPLY
see instrument label
0.1
1
150 150.0 G
250 250 B
400 400 C
500 500 D
600 600 E
1000 1000 F
1500 1500 G
AC AMMETER for current transformer X/5
CLOSE RESOLUTIONREADINGI NOMINAL
Amp.AC Amp.AC JUMPER Amp.ACAmp.AC Amp.AC
5 5.00 D
10 10.00 F
15 15.0 A
25 25.0 B
40 40.0 C
50 50.0 D
60 60.0 E
100 100.0 F
JUMPER Amp.AC
I NOMINAL READING CLOSE RESOLUTION
PLACETHEPLUG-INJUMPERON THE
SELECTOR S1, IN FUNCTION OF THE
NOMINALCURRENTTRANSFORMER,
AND THE DECIMAL POINT JUMPER
ONTHE CORRESPONDINGPOSITION
(FIG.5). TO OBTAIN THE INDICATED
PERFORMANCE, USE CURRENT
TRANSFORMERSCLASS0.5 ORBETTER.
½
DP18 Series
96
(3.78)
44.5
(1.75)
48
(1.89)
MECHANICALDIMENSIONSmm(in)
D3 = 1.XXX
D2 = 1X.XX
D1 = 1XX.X
DECIMALPOINTSSELECTOR
D3 D1D2
INSTALL THE JUMPER IN
THE INDICATED PLACE,
ACCORDING TO THE
RANGESELECTED.
SIGNAL
CONDITIONER
(solderside)
MOTHERBOARD
COMPONENTS
SIDE
POWER SUPPLY
CONNECTOR
FIG.6
FIG.4
FIG.5
SELECTIONOF:DECIMALPOINTSANDSPECIALOPTIONS
OPTIONSANDPOWER SUPPLIESAVAILABLEFORDP18 Series
BCD PARALLELBCD,OPTOISOLATED A01 ANALOGOUTPUT, mASINK
R1 SINGLESETPOINT,3Amp.Relay A02 ANALOG OUTPUT,mA SOURCE
R2 DUALSETPOINT,3Amp:Relays A03 ANALOGOUTPUT,VOLTAGE
APH1 ANALOGPEAKHOLD APH2 ANALOGPEAKHOLD
232 ISOLATEDSERIALOUTPUTRS-232
OPTION DESCRIPTION OPTION DESCRIPTION OPTION POWER OPTION POWER
CONTROLOUTPUT/COMMUNICATIONSOPTIONS
Select a maximum of one option from each column POWERSUPPLYOPTIONS
115
115
230
AL
J1
J2
JUMPERS SELECTION FOR SPECIAL OPTIONS
AL:OPEN ONLYWHEN ALARMSETPOINT CARDOPTION ISADDED
J1: OPENTOELIMINATETHELEAST-SIGNIFICANTDIGIT(LSD)
J2: OPENTO ELIMINATETHE INDICATION ±
PANELCUTOUT
CONNECTOR FOR ANALOG OUTPUT
(OPTIONAL)
13
(0.51)
102
(4.02) 15
(0.59)
5 max. (0.20)
92.5
(3.64)
230 230Vac 50/60Hz
STD 115 Vac 50/60 Hz 15/30Vdc 15...30Vdc.-10%(3.5W)
24 24Vac 50/60Hz 24/65Vdc 24...65 Vdc(4W) isolated
48 48Vac 50/60Hz
isolated
MOTHERBOARD
SOLDERSIDE
An OM EGA Te ch no lo gie s Co m p an y
Servicing USA and Canada: Call OMEGA Toll Free
USA Canada
OneOmegaDrive,Box4047 976Bergar
Stamford,CT06907-0047 Laval(Quebec)H7L5A1
Telephone:(203)359-1660 Telephone:(514)856-6928
FAX:(203)359-7700 FAX:(514)856-6886
SalesService:1-800-826-6342/1-800-TC-OMEGASM
CustomerService:1-800-622-2378/1-800-622-BESTSM
EngineeringService:1-800-872-9436/1-800-USA-WHENSM
TELEX:996404 EASYLINK:62968934 CABLE:OMEGA
Servicing Europe: One OMEGA Drive, River Bend
Thecnology Centre
Northbank,Irlam,Manchester
M44 5EX,England
Telephone:44(161)777-6611 FAX:44(161)777-6622
RETURNREQUESTS/INQUIRIES
Direct all warranty and repair requests/inquiries to the OMEGA ENGINEERING Customer
ServiceDepartment.BEFORERETURNINGANYPRODUCT(S)TOOMEGA,PURCHASER
MUSTOBTAINANAUTHORIZED RETURN(AR) NUMBERFROMOMEGA'SCUSTOMER
SERVICEDEPARTMENT(INORDERTOAVOIDPROCESSINGDELAYS).TheassignedAR
numbershouldthenbemarkedontheoutsideofthereturnpackageandonanycorrespondence.
OMEGA'spolicyistomakerunningchanges,notmodelchanges,wheneveranimprovementis
possible.Thisaffordsourcustomersthelatestintechnologyandengineering.
OMEGAisaregisteredtrademarkofOMEGAENGINEERING,INC.
©Copyright1998OMEGAENGINEERING,INC.Allrightsreserved.Thisdocumentationmaynot
becopied,photocopied,reproduced,translated,orreducedtoanyelectronicmediumormachine-
readableform,inwholeorinpart,withoutpriorwrittenconsentofOMEGAENGINEERING,INC.
FORWARRANTY RETURNS,pleasehave
thefollowinginformationavailableBEFORE
contactingOMEGA:
1. P.O.numberunderwhichtheproductwas
PURCHASED.
2. Model and serial number of the product
underwarranty,and
3. Repairinstructionsand/orspecificprob-
lemsrelativetotheproduct.
WARRANTY/DISCLAIMER
OMEGA warrants this unit to be free of defects in materials and workmanship and to give
satisfactoryserviceforaperiodof13monthsfromdateofpurchase.OMEGAWarrantyaddsan
additional one (1)month grace periodto the normal one (1) year product warranty tocover
handlingandshippingtime.ThisensuresthatOMEGA'scustomersreceivemaximumcoverage
oneachproduct.Iftheunitshouldmalfunction,itmustbereturnedtothefactoryforevaluation.
OMEGA'sCustomerServiceDepartmentwillissueanAuthorizedReturn(AR)numberimme-
diatelyupon phoneorwritten request.Uponexamination byOMEGA,if theunitis foundtobe
defectiveitwillberepairedorreplacedatnocharge.However,thisWARRANTYisVOIDifthe
unitshowsevidenceofhavingbeentamperedwithorshowsevidenceofbeingdamagedasaresult
of excessive corrosion; or current; heat; moisture or vibration; improper specification;
misapplication;misuse orotheroperatingconditionsoutsideofOMEGA'scontrol.Components
whichwearorwhicharedamagedbymisusearenotwarranted.Theseincludecontactpoints,
fusesandtriacs.
.
OMEGA is pleased to offer suggestions on the use of its various products.
However OMEGA neither assumes responsability for any omissions or errors
nor assumes liability for any damages that result from the use of its products
in accordance with information provided by OMEGA, either verbal or written.
OMEGAonly warrantsthat the partsmanufactured by itwill beas specified and
free of defects. OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTA-
TIONSOF ANYKIND WHATSOEVER,EXPRESSED ORIMPLIED, EXCEPTTHAT
OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
HEREBY DISCLAIMED.
LIMITATION OF LIABILITY: The remedies of purchaser set forth herein are
exclusive and the total liability of OMEGA with respect to this order, whether
based on contract, warranty, negligence, indemnification, strict liability or
otherwise, shall not exceed the purchase price of the component upon which
liabilityis based. Innoeven shallOMEGAbe liable forconsequential, incidental
orspecial damages.
CONDITIONS:Equipment soldbyOMEGAisnotintendedtobeused,norshallitbeused:(1)as
a"BasicComponent"under10CFR21(NRC),usedinorwithanynuclearinstallationoractivity;
or(2)inmedicalapplicationsorused onhumans.ShouldanyProduct(s)beusedinorwithany
nuclear installation or activity, medical application, used in humans, or misused in any way.
OMEGA assumes no responsibility as set forth in our basic WARRANTY/DISCLAIMER lan-
guage,and,additionally,purchaserwillindemnifyOMEGAandholdOMEGAharmleesfromany
liabilityordamagewhatsoeverarisingoutoftheuseoftheProduct(s)insuchamanner.
FOR NON-WARRANTY REPAIRS, consult
OMEGAforcurrentrepaircharges.Havethe
followinginformationavailableBEFORE
contactingOMEGA:
1. P.O.numbertocovertheCOSTofthe
repair,
2. Modelandserialnumberof product,and
3. Repairinstructionsand/orspecific
problemsrelativetotheproduct.
Table des matières
