HK Instruments DPGPS-Series is a filter alert device that combines differential pressure switches with gauges into one practical product offering. It provides visual indication of pressure on-site and a switching point signal, making it ideal for monitoring air filters for contamination in air-conditioning and ventilation systems. With an accuracy of ±2% for the gauge and a maximum pressure of 50 kPa, the DPGPS-Series ensures reliable pressure monitoring.
HK Instruments DPGPS-Series is a filter alert device that combines differential pressure switches with gauges into one practical product offering. It provides visual indication of pressure on-site and a switching point signal, making it ideal for monitoring air filters for contamination in air-conditioning and ventilation systems. With an accuracy of ±2% for the gauge and a maximum pressure of 50 kPa, the DPGPS-Series ensures reliable pressure monitoring.
Copyright HK Instruments 2021 www.hkinstruments. Installaon version 5.0 2021
INSTALLATION
INSTRUCTIONS
FILTER ALERTS
DPG/PS Series
• READ THESE INSTRUCTIONS CAREFULLY BEFORE
ATTEMPTING TO INSTALL, OPERATE OR SERVICE THIS
DEVICE.
• Failuretoobservesafetyinformaonandcomplywith
instruconscanresultinPERSONALINJURY,DEATHAND/OR
PROPERTY DAMAGE.
• Toavoidelectricalshockordamagetoequipment,disconnect
powerbeforeinstallingorservicinganduseonlywiringwith
insulaonratedforfulldeviceoperangvoltage.
• Toavoidpotenalreand/orexplosiondonotuseinpotenally
ammableorexplosiveatmospheres.
• Retaintheseinstruconsforfuturereference.
• Thisproduct,wheninstalled,willbepartofanengineered
systemwhosespecicaonsandperformancecharacteriscs
arenotdesignedorcontrolledbyHKInstruments.Review
applicaonsandnaonalandlocalcodestoassurethatthe
installaonwillbefunconalandsafe.Useonlyexperiencedand
knowledgeabletechnicianstoinstallthisdevice.
SPECIFICATIONS
Thank you for choosing an HK Instruments DPG/PS series lter
alert. In many situaons lter monitoring requires an alarm signal
andalocaldisplay.Ourlteralertsaretherightsoluonforthese
situaons. The DPG/PS lter alerts combine dierenal pressure
switcheswithgaugesintoonepraccalproductoering.
Thelteralertsareasoluonforsystemsrequiringvisualindicaonof
pressureonsiteandaswitchingpointsignal.Thelteralertsareideal
forgeneral-purposeworkinair-condioningandvenlaon,especially
inmonitoringofairltersforcontaminaon.
SPECIFICATIONS
Performance
Accuracy of gauge (FS 20 °C):
±2 %
Switching dierence:
DPG200/PS200:20Pa
DPG300/PS300:20Pa
DPG500/PS500:20Pa
DPG600/PS600:30Pa
DPG1,5K/PS1500:80Pa
Accuracy of switching point (Low limit typ.):
DPG200/PS200:20Pa±5Pa
DPG300/PS300:30Pa±5Pa
DPG500/PS500:30Pa±5Pa
DPG600/PS600:40Pa±5Pa
DPG1,5K/PS1500:100Pa±10Pa
Accuracy of switching point (HIgh limit typ.):
DPG200/PS200:200Pa±20Pa
DPG300/PS300:300Pa±40Pa
DPG500/PS500:500Pa±30Pa
DPG600/PS600:600Pa±30Pa
DPG1,5K/PS1500:1500Pa±50Pa
Electrical rang, resisve load:
3A/250VAC(DPG200/PS200:0.1A/250VAC)
Electrical rang, resisve load:
2A/250VAC(DPG200/PS200:-)
Maximum pressure:
50kPa
Service life:
>1000000switchingoperaons
Technical Specicaons
Media compability:
Dryairornon-aggressivegases
Measuring units:
Pa
Environment:
Operangtemperature:-5...+60°C
Storagetemperature:-40...+85°C
Physical
Case (DPG & PS):
ABS
Cover (DPG & PS):
PC
Membrane (DPG & PS):
Silicone
Machinery (DPG):
Aluminumandsteelspring
Duct connectors (PS):
ABS
Tubing (PS):
PVC,so
Protecon standard:
IP54
Electrical connecons:
3-screwterminal
Cable entry:
M16
Pressure ngs:
Male ø 5 mm
Weight:
510g
Conformance
Meetstherequirementsfor:
CE: UKCA:
RoHS: 2011/65/EU S.I.2012/3032
LVD/EESR: 2014/35/EU S.I.2016/1101
WEEE: 2012/19/EU S.I.2013/3113
INTRODUCTION
APPLICATIONS
WARNING
RoHS
COMPLIANT
Copyright HK Instruments 2021 www.hkinstruments. Installaon version 5.0 2021
DIMENSIONAL DRAWINGS
D
600
IP 54
T
500
300
400
100
a
F
F
P
I
P
:
e
p
y
S
0
0
6
a
P
0
3
40
200
500
400
Pa
200
0
P.max.100 kPa
100
300
DPG500
Made in Finland
ZERO SET
136
68
219
83,5
107,25
15
5,5
6,5
6,5
INSTALLATION CONTINUED
Thesellerisobligatedtoprovideawarrantyofveyearsforthedeliv-
eredgoodsregardingmaterialandmanufacturing.Thewarrantyperiod
isconsideredtostartonthedeliverydateoftheproduct.Ifadefect
inrawmaterialsoraproduconawisfound,thesellerisobligated,
whentheproductissenttothesellerwithoutdelayorbeforeexpira-
onofthewarranty,toamendthemistakeathis/herdiscreoneither
by repairing the defecve product or by delivering free of charge to
thebuyeranewawlessproductandsendingittothebuyer.Delivery
costsfortherepairunderwarrantywillbepaidbythebuyerandthe
return costs by the seller. The warranty does not comprise damages
causedbyaccident,lightning,oodorothernaturalphenomenon,nor-
malwearandtear,improperorcarelesshandling,abnormaluse,over-
loading,improperstorage,incorrectcareorreconstrucon,orchanges
and installaon worknotdonebytheseller.The seleconofmateri-
alsfordevicespronetocorrosionisthebuyer’sresponsibility,unless
otherwise is legally agreed upon. Should the manufacturer alter the
structureofthedevice,thesellerisnotobligatedtomakecomparable
changestodevicesalreadypurchased.Appealingforwarrantyrequires
thatthebuyerhascorrectlyfullledhis/herduesarisenfromthede-
liveryandstatedinthecontract.Thesellerwillgiveanewwarrantyfor
goodsthathavebeenreplacedorrepairedwithinthewarranty,how-
everonlytotheexpiraonoftheoriginalproduct’swarrantyme.The
warrantyincludestherepairofadefecvepartordevice,orifneeded,
anewpartordevice,butnotinstallaonorexchangecosts.Underno
circumstanceisthesellerliablefordamagescompensaonforindirect
damage.
INSTALLATION
D
600
IP 54
T
500
300
400
100
a
F
F
P
I
P
:
e
p
y
S
0
0
6
a
P
0
3
40
200
500
400
Pa
200
0
P.max.100 kPa
100
300
DPG500
Made in Finland
ZERO SET
Figure 1 - Mounting
1)Mountthedeviceinthedesiredlocaon.
Mounngposion:Tobeinstalledinhorizontalposion.
2)InstalltheDPG.
a.Adjustthezeropointbyturningthezerosetscrewontopofthelid.
b.Connectthepressuretubes.Connectposivepressuretoport
labeled“+”andnegavepressuretoport“-”.
WARRANTY POLICY
3)InstallthePS.
a.Openthelid.
b.Selectthedesiredswitchingpointbyturningtheseleconwheel.
c.Unscrewthestrainreliefandroutethecable.Connectthewiresas
showninFigure2.Tightenthestrainrelief.
d.Closethelid.
Figure 2 - Wiring diagram
NO
23 1
NC COM
P
RECYCLING/DISPOSAL
The parts le over from installaon should be
recycled according to your local instrucons.
Decommissioned devices should be taken to a
recyclingsitethatspecializesinelectronicwaste.
-
1
-
2
HK Instruments DPGPS-Series is a filter alert device that combines differential pressure switches with gauges into one practical product offering. It provides visual indication of pressure on-site and a switching point signal, making it ideal for monitoring air filters for contamination in air-conditioning and ventilation systems. With an accuracy of ±2% for the gauge and a maximum pressure of 50 kPa, the DPGPS-Series ensures reliable pressure monitoring.
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