Model28HBarometric
PressureTransmitter
PERFORMANCE
MODEL28H
BAROMETRICPRESSURE
TRANSMITTER
0-5VDC,HIGHACCURACY,
25"THRU32"HGA
Viatran's Model 28H pressure sensor
FullScalePressureRanges(FSPR)
25"to32"HgA
(Optionalrangescanbefactorysetfrom
0”to32”HgAwithaminimum7”HgA
span)
Accuracy(RSS*)
≤±0.21%FSO**
Nonlinearity(BestFitStraightLine)
≤±0.1%FSO(≤±0.06%FSOwithDN
option)
Hysteresis&Repeatability
≤±0.13%FSOeach
FullScaleOutput(FSO)
5Vdc≤±0.5%FSOat70°F(21°C)Standard
10Vdc≤±0.5%FSOat70°F(21°C)Optional
Resolution
Infinite
LongTermStability
≤±0.5%FSOper6months(typical)
CompensatedTemperatureRange
32°Fto170°F(0°to77°C)
ProcessMediaTemperatureRange
-40°Fto250°F(-40°Cto121°C)
AmbientOperatingTemperatureRange
-40°Fto185°F(-40°Cto85°C)
StorageTemperatureLimits
-40°Fto185°F(-40°Cto85°C)
TemperatureEffectonZero
≤±0.01%FSOper1°F(.556°C)
TemperatureEffectonSpan
≤±0.01%FSOper1°F(.556°C)
NOTES
Note:
Applicationofsomeavailableoptionsmay
affectstandardperformance.
ConsultViatranfordetails.
*RSS
RootSumSquaredforNon-Linearity,
Hysteresis,Repeatability
**FSO
Thealgebraicdifferencebetweenfull
scalepressureoutputvalueandthe
maximumpressureoutputvalue.
***Calibration
Calibrationisperformedatambient
temperatureof70°F(21°C).Maximum
thermalerrorwascalculatedfromthis
datum.
is among our most accurate
pressure transmitters for industrial
test and research applications. The
28H measures barometric pressure
from 25" to 32" HgA with Improved
Pressurereferencetemperature=32°F
(0°C)
Accuracy of ≤±0.06% FSO
available.
©Viatran2017InformationisaccuratetothebestofViatran’sknowledge.Wereservetherighttochangespecificationsatanytime.PleasecontactViatranforspecificorderinquiries.
199FireTowerDrive,Tonawanda,NewYork14150USAUSAPhone:716.629.3800TollFree:800.688.0030Fax:716.693.9162Email:[email protected]
Model28HBarometricPressureTransmitter
High Accuracy
Many Options available
ELECTRICAL
SupplyVoltage
8to30Vdcat3.5mAnominal,5mAmax
12to30Vdc(10VdcOutputOption)
PowerSupplyRegulation
≤±0.01%FSOpervoltchangeoverthe
supplyvoltagerange
OutputSignal
0-5Vdc(Standard)
0-10Vdc(Optional)
LoadResistance
100KOhmsminimum
CircuitProtection
Inputpolaritymaybereversed.Output
maybeshort-circuitedindefinitely
Overvoltageprotectionto1000volts
accordingtoEN61000-4-5
InsulationResistance
<5nStocaseground
ResponseTime
<2mSectoreach90%offullscale
RFI/EMISuppression
CEEMCcompliantperIECEN61326-1&
61326-2-3AnnexBB,CEmarked
ElectricalConnection
Bendix/AmphenolPT02E-10-6P,mates
PT06E-10-6S(SR)
PinOuts
PinA+Power
PinB-Power
PinC+Signal
PinD-Signal
PinENoconnection
PinFNoconnection
Shell
Ground
All Stainless Steel construction
Low Pressure Applications
MATERIALSOFCONSTRUCTION
WettedParts
316stainlesssteel
Housing
304SSwithanAluminumalloy,black
zinc-cobaltplatedelectricalconnector
Weight
10oz(283g)
MECHANICAL
PressureConnection
1/4"-18NPTfemale
ProofPressure
45PSI(92HgA)
BurstPressure
75PSI(153HgA)
PressureCavityVolume
1.5mL
Mounting
Maybesupportedbyprocesspiping
Identification
Laseretchedontobody
OPTIONS
BF
(K)PTIH-10-6P
BG
DIN43650
BL
WK6-32S
BN
(K)PTIH-8-4P
BQ
(K)PT02H-10-6P
BR
CF3102E-14S-6P
©Viatran2017InformationisaccuratetothebestofViatran’sknowledge.Wereservetherighttochangespecificationsatanytime.PleasecontactViatranforspecificorderinquiries.
199FireTowerDrive,Tonawanda,NewYork14150USAUSAPhone:716.629.3800TollFree:800.688.0030Fax:716.693.9162Email:[email protected]
Model28HBarometricPressureTransmitter
ZU
DirectCable:175°F(79°C)max
temperature
Y()
Multiplepressureportsavailable.Consult
factory
DC
Extendedtemperatureoperation:-40°Fto
170°F(-40°Cto77°C)
DG
Improvedtemperaturecompensation(±
0.5%FSOper100°F(55.6°C)zeroandspan
shift)
DH
Specialranging
DM
Modifiedfullscaleoutput
DN
ImprovedAccuracy(NonLinearity)≤
±0.06%FSO
DQ
Cleaningforoxygenservice
EA
Specialcalibrationrun
NH
Customerspecifiedidentification
PW
ScaledwithProcessMeter
TW
GOST-RApproval
VU
1/8"Barbed(Male)Port
©Viatran2017InformationisaccuratetothebestofViatran’sknowledge.Wereservetherighttochangespecificationsatanytime.PleasecontactViatranforspecificorderinquiries.
199FireTowerDrive,Tonawanda,NewYork14150USAUSAPhone:716.629.3800TollFree:800.688.0030Fax:716.693.9162Email:[email protected]
Model28HBarometricPressureTransmitter
BlueprintImage
©Viatran2017InformationisaccuratetothebestofViatran’sknowledge.Wereservetherighttochangespecificationsatanytime.PleasecontactViatranforspecificorderinquiries.
199FireTowerDrive,Tonawanda,NewYork14150USAUSAPhone:716.629.3800TollFree:800.688.0030Fax:716.693.9162Email:[email protected]