
Copyright HK Instruments 2018 www.hkinstruments. Installaon version 6.0 2018
INSTALLATION
INSTRUCTIONS
DIFFERENTIAL PRESSURE SWITCHES
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 PS series dierenal
pressureswitch.ThePSseriesisintendedforuseincommercialen-
vironments.Itisdesignedwitheldselectablesetpointadjustment
tomeetyourapplicaonrequirements.
ThePSseriesdierenalpressureswitchesiscomprisedofPS300
with range from 30...300 Pa, PS500 with range from 30...500
Pa, PS600 with range from 40...600 Pa, PS1500 with range from
100...1500PaandPS4500withrangefrom500...4500Pa.
PSseriesdevicesarecommonlyusedinHVAC/Rsystemsfor:
•fan,blowerandltermonitoring
•pressureandowmonitoring
•valveanddampermonitoring
SPECIFICATIONS
Performance
Accuracy (at applied pressure)
Atlowlimit(Typical):
PS200:±5Pa
PS300:±5Pa
PS500:±5Pa
PS600:±5Pa
PS1500:±20Pa
PS4500:±100Pa
Athighlimit(Typical):
PS200:±20Pa
PS300:±30Pa
PS500:±30Pa
PS600:±50Pa
PS1500:±50Pa
PS4500:±200Pa
Switching dierenal:
PS200:20Pa
PS300:20Pa
PS500:20Pa
PS600:30Pa
PS1500:80Pa
PS4500:250Pa
Overpressure:
Proofpressure:25kPa
Burstpressure:50kPa
Technical Specicaons
Media compability:
Dryairornon-aggressivegases
Measuring units:
Pa
Measurement range:
PS200:20-200Pa
PS300:30-300Pa
PS500:30-500Pa
PS600:40-600Pa
PS1500:100-1500Pa
PS4500:500-4500Pa
Environment:
Operangtemperature:-20...60°C
Storagetemperature:-20...85°C
Humidity:0to95%rH,noncondensing
Physical
Dimensions:
Case:105x73x63mm
Weight:
150g
Mounng:
2each4.3mmscrewholes,onesloed
Materials:
Case:ABS
Cover:PC
Membrane:Silicone
Ductconnectors:ABS
Tubing:PVC
Protecon standard:
IP54
Electrical connecons:
3screwterminals
Wire:12–24AWG(0.2–1.5mm2)
Cable entry:
Strainrelief:M16
Knockout:16mm
Pressure ngs:
Maleø5.0mm
Electrical
Input:
24–250VAC
Output:
NO/NCcircuit
Electrical rang, resisve load:
3A/250VAC(PS200:0.1A/250VAC)
Electrical rang, inducve load:
2A/250VAC(PS200:-)
Conformance
MeetsrequirementsforCEmarking:
RoHSDirecve2011/65/EU
LVDDirecve2014/35/EU
WEEEDirecve2012/19/EU
INTRODUCTION WARNING
APPLICATIONS
COMPANY WITH
MANAGEMENT SYSTEM
CERTIFIED BY DNV GL
RoHS 2
2011/65/EU