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INTRODUCTION
Thank you for choosing an HK Instruments PS series differential
pressure switch. The PS series is intended for use in commercial
environments. It is designed with field selectable setpoint adjust-
ment to meet your job requirements.
The PS series differential pressure switches is comprised of PS200
with range from 20...200 Pa, PS300 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...1500 Pa and PS4500
with range from 500...4500 Pa.
APPLICATIONS
PS series devices are commonly used in HVAC/R systems for:
• fan, blower and filter monitoring
• pressure and flow monitoring
SPECIFICATIONS
• valve and damper monitoring
SPECIFICATIONS
Performance
Accuracy (at applied pressure)
At low limit (Typical):
PS200: ± 5 Pa
PS300: ± 5 Pa
PS500: ± 5 Pa
PS600: ± 5 Pa
PS1500: ± 10 Pa
PS4500: ± 50 Pa
Overpressure:
Proof pressure: 25 kPa
Burst pressure: 50 kPa
Technical Specifications
Media compatibility:
Dry air or non-aggressive gases
Measuring units:
Pa
Measurement range:
PS200: 20-200 Pa
PS300: 30-300 Pa
PS500: 30-500 Pa
PS600: 40-600 Pa
PS1500: 100-1500 Pa
PS4500: 500-4500 Pa
Environment:
Operating temperature: -20...60 °C
Storage temperature: -20...85 °C
Humidity: 0 to 95 % rH, non condensing
Copyright HK Instruments 2014
DIFFERENTIAL PRESSURE SWITCHES
PS Series
• READ THESE INSTRUCTIONS CAREFULLY BEFORE
ATTEMPTING TO INSTALL, OPERATE OR SERVICE THIS
DEVICE.
• Failure to observe safety information and comply with
instructions can result in PERSONAL INJURY, DEATH AND/OR
PROPERTY DAMAGE.
• To avoid electrical shock or damage to equipment, disconnect
power before installing or servicing and use only wiring with
insulation rated for full device operating voltage.
• To avoid potential fire and/or explosion do not use in potentially
flammable or explosive atmospheres.
• Retain these instructions for future reference.
• This product, when installed, will be part of an engineered
system whose specifications and performance characteristics
are not designed or controlled by HK Instruments. Review
applications and national an local codes to assure that the
Installation will be functional and safe. Use only experienced
and knowledgeable technicians to install this device.
Physical
Dimensions:
Case: 105 x 73 x 63 mm
Weight:
150 g
Mounting:
2 each 4.3 mm screw holes, one slotted
Materials:
Case: ABS
Cover: PC
Membrane: Silicone
Protection standard:
IP54
Electrical connections:
3 screw terminals
Wire: 12–24 AWG (0.2–1.5 mm
)
2
Cable entry:
Strain relief: M16
Knockout: 16 mm
Pressure fittings:
Pressure fittings integral to case
Material: ABS
Size: 5.0 mm
Markings:
+ High pressure
− Low pressure
www.hkinstruments.fi
WARNING
Electrical
Input: 24–250 VAC
Output: NO / NC circuit
Switching differential:
PS200: 20 Pa
PS300: 20 Pa
PS500: 20 Pa
PS600: 30 Pa
PS1500: 80 Pa
PS4500: 250 Pa
Conformance
Meets requirements for CE marking:
EMC Directive 2004/108/EC
RoHS Directive 2002/95/EC
Low voltage 73/32/EEC
INSTALLATION
INSTRUCTIONS
Installation version 1.0 2014
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Related Manuals for HK Instruments PS Series
Summary of Contents for HK Instruments PS Series
- Page 1 3 screw terminals RoHS Directive 2002/95/EC Dry air or non-aggressive gases Wire: 12–24 AWG (0.2–1.5 mm Low voltage 73/32/EEC Measuring units: Cable entry: Strain relief: M16 Measurement range: Knockout: 16 mm Pressure fittings: PS200: 20-200 Pa PS300: 30-300 Pa Pressure fittings integral to case PS500: 30-500 Pa Material: ABS PS600: 40-600 Pa Size: 5.0 mm PS1500: 100-1500 Pa Markings: PS4500: 500-4500 Pa + High pressure Environment: − Low pressure Operating temperature: -20...60 °C Storage temperature: -20...85 °C Humidity: 0 to 95 % rH, non condensing Copyright HK Instruments 2014 www.hkinstruments.fi Installation version 1.0 2014...
- Page 2 5) Close the lid. WARNING! Apply power only after the device is properly wired. STEP 1: MOUNTING THE DEVICE Mounting position: NO NC COM To be installed in vertical position, either the pressure inlets or the electrical cable downwards. Figure 1a - Surface mounting DIMENSIONAL DRAWINGS 16.0 IP 54 Figure 1b - Mounting orientation 63.0 55.0 73.0 Copyright HK Instruments 2014 www.hkinstruments.fi Installation version 1.0 2014...
- Page 3 Figure 2 - Wiring diagram buyer. Delivery costs for the repair under warranty will be paid by the buyer and the return costs by the seller. The warranty does not com- prise damages caused by accident, lightning, flood or other natural phenomenon, normal wear and tear, improper or careless handling, abnormal use, overloading, improper storage, incorrect care or re- construction, or changes and installation work not done by the seller or his/her authorized representative. The selection of materials for de- vices prone to corrosion is the buyer’s responsibility, unless otherwise is legally agreed upon. Should the manufacturer alter the structure of the device, the seller is not obligated to make comparable changes to devices already purchased. Appealing for warranty requires that the buyer has correctly fulfilled his/her duties arisen from the delivery and stated in the contract. The seller will give a new warranty for goods that have been replaced or repaired within the warranty, however only to the expiration of the original product’s warranty time. The warranty includes the repair of a defective part or device, or if needed, a new part or device, but not installation or exchange costs. Under no cir- cumstance is the seller liable for damages compensation for indirect damage. Copyright HK Instruments 2014 www.hkinstruments.fi Installation version 1.0 2014...
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