Showing 177–192 of 239 results

Series AT21823 ATEX Approved 1823 Differential Pressure Switch

Series AT21823 ATEX Approved 1823 Differential Pressure Switch

 

FEATURES/BENEFITS
• Compact size and repeatability, provides a high-value switch for many industrial
applications
• External setpoint knob provides easy access that simplifies making adjustments
without opening enclosure
• Flame-proof ATEX enclosure protects the device in hazardous areas

APPLICATIONS
• Hazardous area pressure switch
• Process applications
• Mechanical equipment control
Attention: Check local safety rules and warnings on unit and manual for a correct use
of the instrument in hazardous area.

Series 1800 Low Differential Pressure Switch for General Industrial Service

Series 1800 Low Differential Pressure Switch for General Industrial Service

FEATURES/BENEFITS
• Compact size and repeatability, provides a high-value switch for many industrial
applications
• Designed for panel and wall mounting and provides easy access that simplifies
making adjustments or changes to switch setting
• Wide range of models from 0.07 in w.c. to 85 in w.c. can meet exacting specifications
for a low pressure switch

APPLICATIONS
• Process applications
• Mechanical equipment control

Series AT1ADPS ATEX Approved ADPS Adjustable Differential Pressure Switch

Series AT1ADPS ATEX Approved ADPS Adjustable Differential Pressure Switch

 

 

FEATURES/BENEFITS
• Flame-proof ATEX enclosure with optional glass window and aluminum housing
protects the device in hazardous areas while giving local visibility to set point status

APPLICATIONS
• Hazardous area pressure switch
• Air filter and ventilator monitoring
• Ventilation duct monitoring
• Industrial cooling circuits
• Fan heater overheating protection
• Fire-protection damper control
• Heat exchanger frost protection

Series ADPS/EDPS Differential Pressure Switch

Series ADPS/EDPS Differential Pressure Switch

FEATURES/BENEFITS
• Adjustment knob changes switching pressure easily with a pressure gage reducing
components for application
• Low cost device makes it an excellent solution in BAS and HVAC applications
requiring duct control and monitoring
• Relay contact allows simple integration with DDC or building systems

APPLICATIONS
• Air filter and ventilator monitoring • Ventilation duct monitoring
• Industrial cooling circuits • Fan heater overheating protection
• Fire-protection damper control • Heat exchanger frost protection

Series MP Mini-Photohelic® Differential Pressure Switch/Gage

Series MP Mini-Photohelic® Differential Pressure Switch/Gage

FEATURES/BENEFITS
• Gage reading unaffected by switch operation and will continue to read pressure even
during power loss
• Visible switch status LED provides indication of set point switching state
• Compact design but with the power of larger devices can meet the same application
specifications

APPLICATIONS
• Fume hoods
• Dust collection
• Pneumatic conveying
• Clean room

Series 3000MR/3000MRS Photohelic® Switch/Gage

Series 3000MR/3000MRS Photohelic® Switch/Gage

FEATURES/BENEFITS
• Gage reading unaffected by switch operation and will continue to read pressure even
during power loss
• Zero and range adjustments outside of gage means no disassembly in normal
service
• Solid-state design allows for switching in high cycle rate applications without
degradation
• Optional stainless steel bezel is the same installation diameter as Magnehelic® gage
and simplifies field upgrade to Photohelic® switch/gage

APPLICATIONS
• Pneumatic conveying
• Air conditioning systems
• Clean rooms

Series 43000,Dwyer,Capsu-Photohelic® Pressure Switch/Gage

Series 43000,Dwyer,Capsu-Photohelic® Pressure Switch/Gage

FEATURES/BENEFITS
• Gage capsule permits high-pressure usage with small differentials
• Zero and range adjustments outside of gage means no disassembly in normal
service
• Time-proven, simple, frictionless movement that permits full scale readings as low as
0.5 in w.c.
• Photo-electronic relays provide fast-acting switching with variable deadband control
for chatter-free operation

APPLICATIONS
• Pump control
• Pumping systems
• Waste water
• Compatible liquid or gas applications

SERIES A3000,Dwyer,Photohelic® Pressure Switch/Gage

SERIES A3000,Dwyer,Photohelic® Pressure Switch/Gage

 

FEATURES/BENEFITS
• 3-in-1 instrument allows the reduction of several instruments with one product,
saving inventory, installation time and money
• Patented design and 1% full scale dead band provides quick response to pressure
changes means no delay in switching and chatter-free operation
• A wide range of models that can meet pressure measurement specifications from
low to very high

APPLICATIONS
• Air conditioning systems
• Clean rooms
• Fume exhaust systems

SERIES AT2DH3,Dwyer,ATEX Approved DH3 Differential Pressure Controller

SERIES AT2DH3,Dwyer,ATEX Approved DH3 Differential Pressure Controller

 

FEATURES/BENEFITS
• 3-in-1 ATEX approved instrument allows the reduction of several instruments with
one product, saving inventory, installation time and money
• Flame-proof ATEX enclosure with optional glass window and aluminum housing
protects the device in hazardous areas while giving local visibility to process pressure
and set point status

APPLICATIONS
• Hazardous area pressure measurement and switching
Attention: Check local safety rules and warnings on unit and manual for a correct use
of the instrument in hazardous area.

Series DH, Dwyer, Digihelic® Differential Pressure Controller

Series DH, Dwyer, Digihelic® Differential Pressure Controller

 

FEATURES/BENEFITS
• 3-in-1 instrument allows the reduction of several instruments with one product,
saving inventory, installation time and money
• Velocity of flow modes, a square root output coincides with the actual flow curve for
greater precision
• Power usage of 120/220 VAC or 24 VDC provides flexibility to incorporate device in
control panel
• Secure menu program provides access to device operation only for the right skill
level
• Modbus® communications supports Process and HVAC system integration and
control

APPLICATIONS
• SCFM duct flow
• Industrial ovens air flow
• Filter status
• Clean room pressurization
• Fume hood air flow
• Surgical and medical room pressurization
• Damper and fan control

SERIES DHII, Dwyer, Digihelic® Differential Pressure Controller

SERIES DHII, Dwyer, Digihelic® Differential Pressure Controller

FEATURES/BENEFITS
• NEMA 4 housing enables a range of uses both outdoors or indoors where water is
present
• Large backlight LCD display provides local reading from a distance
• Detachable terminal blocks reduce wiring difficulties saving installation time

APPLICATIONS
• Air handlers
• Clean rooms

SERIES PFG2, Dwyer, Process Filter Gage

SERIES PFG2, Dwyer, Process Filter Gage

FEATURES/BENEFITS
• Rugged, weather and corrosion proof design supports use in harsh environments
• Over-protection range depending on model, up to 6000 psig (400 bar) allows highpressure
applications
• Flexibility of connection selection fits the most sophisticated designs

APPLICATIONS
• Filter pressure drop
• Strainers
• Pump performance testing
• Heat exchanger pressure drop

SERIES PTGD, Dwyer, Differential Pressure Piston-Type Gage

SERIES PTGD, Dwyer, Differential Pressure Piston-Type Gage

FEATURES/BENEFITS
• Rugged, weather and corrosion proof design supports use in harsh environments
• Over-protection range depending on model, up to 6000 psig (400 bar) allows highpressure
applications
• Flexibility of connection selection fits the most sophisticated designs

APPLICATIONS
• Filter pressure drop
• Strainers
• Pump performance testing
• Heat exchanger pressure drop

SERIES 4000, Dwyer, Capsuhelic® Differential Pressure Gage

SERIES 4000, Dwyer, Capsuhelic® Differential Pressure Gage

FEATURES/BENEFITS
• Gage capsule permits high-pressure usage with small differentials
• Zero and range adjustments outside of gage means no disassembly in normal
service
• Time-proven, simple, frictionless movement that permits full scale readings as low as
0.5 in w.c.
• Diaphragm-actuated versus liquid filled gage supports outdoor use

APPLICATIONS
• Fluid flow
• Liquid storage tanks
• Filter pressure drops
• Vacuum or differential pressure

SERIES 424 & 420, Dwyer, Durablock® Inclined/Vertical Manometer

SERIES 424 & 420, Dwyer, Durablock® Inclined/Vertical Manometer

FEATURES/BENEFITS
High-accuracy measurement of low range gas and air pressure suitable for laboratory
and test applications
• Long bore length provides ample room for fluid movement for low range sensing
• Precision built to assure device meets the highest standards

APPLICATIONS
• Low pressure laboratory and test applications