D.P. Engineers

Differential pressure gauges, often referred to as DP gauges or ΔP gauges, are instruments used to measure the difference in pressure between two points in a fluid system. They are commonly used in various industrial and commercial applications where monitoring and controlling pressure differences are critical. Here's an overview of differential pressure gauges:

1. Basic Principle: Differential pressure gauges operate on the principle of comparing the pressure at two different points within a system. They consist of two pressure sensing elements connected to the two points of interest, and the gauge displays the pressure difference between these points.

2. Types of Differential Pressure Gauges:

   • Bourdon Tube Differential Pressure Gauge: This type of gauge uses two Bourdon tubes connected to the two pressure points. The difference in pressure causes the tubes to deform, which is then mechanically linked to a pointer on a dial to display the pressure difference.

   • Diaphragm Differential Pressure Gauge: Diaphragm gauges use flexible diaphragms that deform under the influence of pressure differences. The diaphragm's deformation is then translated into a reading on the gauge face.

   • Piston Differential Pressure Gauge: These gauges employ a piston mechanism to detect and display the pressure difference between two points. The piston moves in response to the pressure difference and is connected to a pointer on the gauge dial.

   • Electromagnetic Differential Pressure Gauge: This type of gauge uses the electromagnetic force generated by the movement of a diaphragm or other sensing element to provide a digital or analog output of the pressure difference.

3. Applications:

   • HVAC Systems: Differential pressure gauges are used to monitor and control air and water pressure in heating, ventilation, and air conditioning (HVAC) systems.

   • Filter Monitoring: In industrial settings, they are used to monitor the condition of filters, such as air filters in HVAC systems or filters in chemical processing plants.

   • Flow Measurement: Differential pressure is used to measure the flow rate of gases and liquids through pipes and conduits.

   • Pressure Regulation: They are used in systems where maintaining a specific pressure difference is crucial, like in natural gas distribution or chemical manufacturing.

   • Cleanrooms: In cleanroom environments, differential pressure gauges are used to ensure that there is a controlled pressure difference to prevent contamination.

Suppliers GEMTECH Differential Pressure Gauges in Korba Chhattisgarh
Series G2000 GEMTECH Differential Pressure Gauges are Widely Utilized For Measuring Pressure of Fan And Blowing Machine,resistance of Filter, Wind Speed, Furnace Pressure, Differential Pressure Of Pore Plate,The Pressure of drum water level, Liquid Amplifier And Hydraulic Pressure System.Meantime,They Are Used To Control The Automatic Valve And Specific Value Of Air-Producer Gas In Combustion And They Are Used To Test Blood Pressure And Respiratory Pressure In Medical Health Care Equipment. There Are More Than 81 Models To Suit Your Needs Precisely.The Key Components Adopt Import Materials.
SPECIFICATION

• Ambient Temperature -   -21 ~140 -6 ~60

• Rated Pressure -20 inHg~30 inHg (-68~103KPa)

• Overpressure - Protective rubber stopper will be blown out if rated pressure is up to about 50.8 inHg (172KPa)

• Process Connections - 1/8" female NPT duplicate high and low pressure taps - one pair side and one pair back

• Housing - Die cast aluminum case and bezel, with acrylic cover, Exterior finish is coated gray to withstand 168 Hour Salt Spray Corrosion Test

• Accuracy - ±2% of full span at 70(21(±3% on -0, and ±4% on -00)

• Range -20 inHg~38 inHg (-68KPa~130KPa)(Special Specification also can be ordered.)

FEATURES

• OEM/ODM
• There Is No Need To Fill Liquid To Gauge.
• The Gauge Can Measure Positive Pressure,Negative Pressure And Differential Pressure.
• It Will Be Easy To Install And Measure In Different Ways Because Of Two Groups Of Ports Which Can Measure Positive And Negative Pressure.
• To Eliminate The Friction From The Movement Of Gear Wheel By The Mechanism Of Magnetic Magnet Feed.
• Exact And Stable Fixed Position Of Needle.
• The Gauge Has Great Antiknock Characteristics.
• There Are 81 Types Of Ranges.Minimum is 0-60 Pa And Maximum is 0-21-KPa

PRODUCT APPLICATIONS

• Filter Monitoring
• Air Velocity With Pitot Tube
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct,Room or Building Pressures
• Clean Room Positive Pressure Indication

MODELS & ORDERING

GEMTECH By  Model Number Popularity 

• FILTER BY
• Range - MM Of Water

HEAVY DUTY GEMTECH Differential Pressure Gauges
Series G2000 GEMTECH Differential Pressure Gauges are Widely Utilized For Measuring Pressure of Fan And Blowing Machine, resistance of Filter,Wind Speed,Furnace Pressure,Differential Pressure Of Pore Plate,The Pressure of drum water level,Liquid Amplifier And Hydraulic Pressure System.Meantime,They Are Used To Control The Automatic Valve And Specific Value Of Air-Producer Gas In Combustion And They Are Used To Test Blood Pressure And Respiratory Pressure In Medical Health Care Equipment.There Are More Than 81 Models To Suit Your Needs Precisely.The Key Components Adopt Import Materials.
SPECIFICATION

• Ambient Temperature- -21 ~140 -6 ~60
• Rated Pressure-20 inHg~30 inHg (-68~103KPa)
• Overpressure-Protective rubber stopper will be blown out if rated pressure is up to about 50.8 inHg (172KPa)
• Process Connections-1/8" female NPT Duplicate High and Low pressure taps-one pair side and one pair back
• Housing-Die cast aluminum case and bezel, with acrylic cover, Exterior finish is coated gray to withstand 168 Hour Salt Spray Corrosion Test
• Accuracy-±2% of full span at 70 (21 (±3% on -0,and ±4% on -00
• Range-20 inHg~38 inHg (-68KPa~130KPa)(Special Specification Also Can be Ordered

FEATURES

• OEM/ODM
• There Is No Need To Fill Liquid To Gauge
• The Gauge Can Measure Positive Pressure,Negative Pressure And Differential Pressure
• It Will Be Easy To Install And Measure In Different Ways Because Of Two Groups Of Ports Which Can Measure Positive And Negative Pressure
• To Eliminate The Friction From The Movement Of Gear Wheel By The Mechanism Of Magnetic Magnet Feed
• Exact And Stable Fixed Position Of Needle
• The Gauge Has Great Antiknock Characteristics
• There Are 81 Types Of Ranges.Minimum is 0-60 Pa And Maximum is 0-21-KPa

PRODUCT APPLICATIONS

• Filter Monitoring
• Air Velocity With Pitot Tube
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct,Room or Building Pressures
• Clean Room Positive Pressure Indication

MODELS & ORDERING

GEMTECH By  Model Number Popularity 

• FILTER BY
• Range-CM Of Water 

GEMTECH Differential Pressure Gauges suppliers by Ambala cantt haryana
Series G2000 GEMTECH Differential Pressure Gauges are Widely Utilized For Measuring Pressure of Fan And Blowing Machine,resistance of Filter, Wind Speed, Furnace Pressure,Differential Pressure Of Pore Plate,The Pressure of drum water level, Liquid Amplifier And Hydraulic Pressure System.Meantime,They Are Used To Control The Automatic Valve And Specific Value Of Air-Producer Gas In Combustion And They Are Used To Test Blood Pressure And Respiratory Pressure In Medical Health Care Equipment. There Are More Than 81 Models To Suit Your Needs Precisely.The Key Components Adopt Import Materials.
SPECIFICATION

• Ambient Temperature -   -21 ~140 -6 ~60

• Rated Pressure -20 inHg~30 inHg (-68~103KPa)

• Overpressure - Protective rubber stopper will be blown out if rated pressure is up to about 50.8 inHg (172KPa)

• Process Connections - 1/8" female NPT duplicate high and low pressure taps - one pair side and one pair back

• Housing - Die cast aluminum case and bezel, with acrylic cover, Exterior finish is coated gray to withstand 168 Hour Salt Spray Corrosion Test

• Accuracy - ±2% of full span at 70 (21 (±3% on -0, and ±4% on -00)

• Range -20 inHg~38 inHg (-68KPa~130KPa)(Special Specification also can be ordered.)

FEATURES

• OEM/ODM
• There Is No Need To Fill Liquid To Gauge.
• The Gauge Can Measure Positive Pressure,Negative Pressure And Differential Pressure.
• It Will Be Easy To Install And Measure In Different Ways Because Of Two Groups Of Ports Which Can Measure Positive And Negative Pressure.
• To Eliminate The Friction From The Movement Of Gear Wheel By The Mechanism Of Magnetic Magnet Feed.
• Exact And Stable Fixed Position Of Needle.
• The Gauge Has Great Antiknock Characteristics.
• There Are 81 Types Of Ranges.Minimum is 0-60 Pa And Maximum is 0-21-KPa

PRODUCT APPLICATIONS

• Filter Monitoring
• Air Velocity With Pitot Tube
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct,Room or Building Pressures
• Clean Room Positive Pressure Indication

MODELS & ORDERING

GEMTECH By  Model Number Popularity 

• FILTER BY
• Range - MM Of Water 

GEMTECH Differential Pressure Gauges suppliers by Howrah West Bengal
Series G2000 GEMTECH Differential Pressure Gauges are Widely Utilized For Measuring Pressure of Fan And Blowing Machine,resistance of Filter, Wind Speed, Furnace Pressure,Differential Pressure Of Pore Plate,The Pressure of drum water level,Liquid Amplifier And Hydraulic Pressure System.Meantime,They Are Used To Control The Automatic Valve And Specific Value Of Air-Producer Gas In Combustion And They Are Used To Test Blood Pressure And Respiratory Pressure In Medical Health Care Equipment. There Are More Than 81 Models To Suit Your Needs Precisely.The Key Components Adopt Import Materials.
SPECIFICATION

• Ambient Temperature - -21 ~140 -6 ~60

• Rated Pressure -20 inHg~30 inHg (-68~103KPa)

• Overpressure - Protective rubber stopper will be blown out if rated pressure is up to about 50.8 inHg (172KPa)

• Process Connections - 1/8" female NPT duplicate high and low pressure taps - one pair side and one pair back

• Housing - Die cast aluminum case and bezel,with acrylic cover, Exterior finish is coated gray to withstand 168 Hour Salt Spray Corrosion Test

• Accuracy - ±2% of full span at 70 (21 (±3% on -0,and ±4% on -00)

• Range -20 inHg~38 inHg (-68KPa~130KPa)(Special Specification also can be ordered.)

FEATURES

• OEM/ODM
• There Is No Need To Fill Liquid To Gauge.
• The Gauge Can Measure Positive Pressure,Negative Pressure And Differential Pressure.
• It Will Be Easy To Install And Measure In Different Ways Because Of Two Groups Of Ports Which Can Measure Positive And Negative Pressure.
• To Eliminate The Friction From The Movement Of Gear Wheel By The Mechanism Of Magnetic Magnet Feed.
• Exact And Stable Fixed Position Of Needle.
• The Gauge Has Great Antiknock Characteristics.
• There Are 81 Types Of Ranges.Minimum is 0-60 Pa And Maximum is 0-21-KPa

PRODUCT APPLICATIONS

• Filter Monitoring
• Air Velocity With Pitot Tube
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct,Room or Building Pressures
• Clean Room Positive Pressure Indication

MODELS & ORDERING
GEMTECH By  Model Number Popularity

• FILTER BY
• Range - MM Of Water 

Popular Cities GEMTECH Differential Pressure Gauge Wholesalers in Ludhiana.

Series G2000 GEMTECH Differential Pressure Gauges are Widely Utilized For Measuring Pressure of Fan And Blowing Machine,resistance of Filter,Wind Speed, Furnace Pressure,Differential Pressure Of Pore Plate,The Pressure of drum water level, Liquid Amplifier And Hydraulic Pressure System. Meantime,They Are Used To Control The Automatic Valve And Specific Value Of Air-Producer Gas In Combustion And They Are Used To Test Blood Pressure And Respiratory Pressure In Medical Health Care Equipment.There Are More Than 81 Models To Suit Your Needs Precisely.The Key Components Adopt Import Materials.
SPECIFICATION

• Ambient Temperature - -21 ~140 -6 ~60

• Rated Pressure -20 inHg~30 inHg (-68~103KPa)

• Overpressure - Protective rubber stopper will be blown out if rated pressure is up to about 50.8 inHg (172KPa)

• Process Connections - 1/8" female NPT duplicate high and low pressure taps-one pair side and one pair back

• Housing - Die cast aluminum case and bezel,with acrylic cover,Exterior finish is coated gray to withstand 168 Hour Salt Spray Corrosion Test

• Accuracy - ±2% of full span at 70 (21 (±3% on -0,and ±4% on -00)

• Range -20 inHg~38 inHg (-68KPa~130KPa)(Special Specification also can be ordered.

FEATURES

• OEM/ODM
• There Is No Need To Fill Liquid To Gauge.
• The Gauge Can Measure Positive Pressure,Negative Pressure And Differential Pressure.
• It Will Be Easy To Install And Measure In Different Ways Because Of Two Groups Of Ports Which Can Measure Positive And Negative Pressure.
• To Eliminate The Friction From The Movement Of Gear Wheel By The Mechanism Of Magnetic Magnet Feed.
• Exact And Stable Fixed Position Of Needle.
• The Gauge Has Great Antiknock Characteristics.
• There Are 81 Types Of Ranges.Minimum is 0-60 Pa And Maximum is 0-21-KPa

PRODUCT APPLICATIONS

• Filter Monitoring
• Air Velocity With Pitot Tube
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct,Room or Building Pressures
• Clean Room Positive Pressure Indication

MODELS & ORDERING

GEMTECH By  Model Number Popularity 

• FILTER BY
• Range - MM Of Water 

GEMTECH ! Differential Pressure Gauge Distributor For Damji Shamji Industrial Complex Kurla Maharashtra 400070

Series G2000 GEMTECH Differential Pressure Gauges are Widely Utilized For Measuring Pressure of Fan And Blowing Machine,resistance of Filter,Wind Speed, Furnace Pressure,Differential Pressure Of Pore Plate,The Pressure of drum water level,Liquid Amplifier And Hydraulic Pressure System.Meantime,They Are Used To Control The Automatic Valve And Specific Value Of Air-Producer Gas In Combustion And They Are Used To Test Blood Pressure And Respiratory Pressure In Medical Health Care Equipment. There Are More Than 81 Models To Suit Your Needs Precisely.The Key Components Adopt Import Materials.
SPECIFICATION

• Ambient Temperature - -21 ~140 -6 ~60

• Rated Pressure -20 inHg~30 inHg (-68~103KPa)

• Overpressure - Protective rubber stopper will be blown out if rated pressure is up to about 50.8 inHg (172KPa)

• Process Connections - 1/8" female NPT duplicate high and low pressure taps - one pair side and one pair back

• Housing - Die cast aluminum case and bezel,with acrylic cover, Exterior finish is coated gray to withstand 168 Hour Salt Spray Corrosion Test

• Accuracy - ±2% of full span at 70 (21 (±3% on -0,and ±4% on -00)

• Range -20 inHg~38 inHg (-68KPa~130KPa)(Special Specification also can be ordered.)

FEATURES

• OEM/ODM
• There Is No Need To Fill Liquid To Gauge.
• The Gauge Can Measure Positive Pressure,Negative Pressure And Differential Pressure.
• It Will Be Easy To Install And Measure In Different Ways Because Of Two Groups Of Ports Which Can Measure Positive And Negative Pressure.
• To Eliminate The Friction From The Movement Of Gear Wheel By The Mechanism Of Magnetic Magnet Feed.
• Exact And Stable Fixed Position Of Needle.
• The Gauge Has Great Antiknock Characteristics.
• There Are 81 Types Of Ranges.Minimum is 0-60 Pa And Maximum is 0-21-KPa

PRODUCT APPLICATIONS

• Filter Monitoring
• Air Velocity With Pitot Tube
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct,Room or Building Pressures
• Clean Room Positive Pressure Indication

MODELS & ORDERING

GEMTECH By  Model Number Popularity 

• FILTER BY
• Range - MM Of Water 

GEMTECH Model GT - 10mm Differential Pressure Gauge Range 5 -0-5 MM
Model GT-10MM

Range 5 -0-5 MM

Series GEMTECH Differential Pressure Gage with adjustable bookmarks. Indicates Positive, Negative or Differential Pressure.

Series GEMTECH Differential Pressure Gage with additional bookmark feature and a wide choice of ranges and models. It quickly indicates Air & non-combustible and compatible gases pressure - either positive, negative or differential.

Product Applications:

• Filter monitoring
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct, Room or Building Pressures
• Clean Room Positive Pressure Indication

• Service: Air and non-combustible, compatible gases (natural gas option available). Wetted Materials: Consult factory
• Housing: Die cast aluminum case and bezel with acrylic over(MP model has polycarbinate cover)
• Accuracy: ±2% of full scale (±3%on -0,-100 Pa,-125 Pa.l0MM and ±4% on -00, -60 Pa, -6MM ranges), throughout range at 70‘F (21.1‘C).
• Pressure Limits:-20 in Hg to 15 psig (-0.677 bar to 1.034 bar); MP option: 35 psig (2.41 bar); HP option: 80 psig (5.52 bar).
• Overpressure: Relief plug opens at approximately 25 psig (1.72 bar), standard gauges only. The blowout plug is not used on models above 180 inches of water pressure, medium or high pressure models, or on gauges which require an elastomer other than silicon for diaphragm.
• Temperature Limits: 20 to 140“F*(-6.67 to 60'C).*low Temperature models available as special option.
• Size: 4" (101.6 mm) diameter dial face.
• Mounting Orientation: Diaphragm in vertical position. Consult factory for other position orientations.
• Process Connections: 1/8" female NPT duplicate high and low pressure taps • one pair back.
• Weight: 1 lb 2 oz (510 g), MP 6 HP 2 lb 2 oz (963 g).
• Note: May be used with hydrogen when ordering Buna-N diaphragm. Pressure must be less than 35 psi.

Popular Cities GEMTECH Differential Pressure Gauge Wholesalers in Lucknow
Series G2000 GEMTECH Differential Pressure Gauges are Widely Utilized For Measuring Pressure of Fan And Blowing Machine,resistance of Filter, Wind Speed, Furnace Pressure,Differential Pressure Of Pore Plate,The Pressure of drum water level, Liquid Amplifier And Hydraulic Pressure System.Meantime,They Are Used To Control The Automatic Valve And Specific Value Of Air-Producer Gas In Combustion And They Are Used To Test Blood Pressure And Respiratory Pressure In Medical Health Care Equipment.There Are More Than 81 Models To Suit Your Needs Precisely.The Key Components Adopt Import Materials.
SPECIFICATION

• Ambient Temperature -   -21 ~140 -6 ~60

• Rated Pressure -20 inHg~30 inHg (-68~103KPa)

• Overpressure - Protective rubber stopper will be blown out if rated pressure is up to about 50.8 inHg (172KPa)

• Process Connections - 1/8" female NPT duplicate high and low pressure taps - one pair side and one pair back

• Housing - Die cast aluminum case and bezel,with acrylic cover, Exterior finish is coated gray to withstand 168 Hour Salt Spray Corrosion Test

• Accuracy - ±2% of full span at 70(21(±3% on -0, and ±4% on -00)

• Range -20 inHg~38 inHg (-68KPa~130KPa)(Special Specification also can be ordered.)

FEATURES

• OEM/ODM
• There Is No Need To Fill Liquid To Gauge.
• The Gauge Can Measure Positive Pressure,Negative Pressure And Differential Pressure.
• It Will Be Easy To Install And Measure In Different Ways Because Of Two Groups Of Ports Which Can Measure Positive And Negative Pressure.
• To Eliminate The Friction From The Movement Of Gear Wheel By The Mechanism Of Magnetic Magnet Feed.
• Exact And Stable Fixed Position Of Needle.
• The Gauge Has Great Antiknock Characteristics.
• There Are 81 Types Of Ranges.Minimum is 0-60 Pa And Maximum is 0-21-KPa

PRODUCT APPLICATIONS

• Filter Monitoring
• Air Velocity With Pitot Tube
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct,Room or Building Pressures
• Clean Room Positive Pressure Indication

MODELS & ORDERING

GEMTECH By  Model Number Popularity 

• FILTER BY
• Range - MM Of Water

Popular Cities GEMTECH Differential Pressure Gauge Wholesalers in Patna
Series G2000 GEMTECH Differential Pressure Gauges are Widely Utilized For Measuring Pressure of Fan And Blowing Machine, resistance of Filter, Wind Speed, Furnace Pressure, Differential Pressure Of Pore Plate,The Pressure of drum water level, Liquid Amplifier And Hydraulic Pressure System. Meantime,They Are Used To Control The Automatic Valve And Specific Value Of Air-Producer Gas In Combustion And They Are Used To Test Blood Pressure And Respiratory Pressure In Medical Health Care Equipment.There Are More Than 81 Models To Suit Your Needs Precisely.The Key Components Adopt Import Materials.
SPECIFICATION

• Ambient Temperature -   -21 ~140 -6 ~60

• Rated Pressure -20 inHg~30 inHg (-68~103KPa)

• Overpressure - Protective rubber stopper will be blown out if rated pressure is up to about 50.8 inHg (172KPa)

• Process Connections - 1/8" female NPT duplicate high and low pressure taps - one pair side and one pair back

• Housing - Die cast aluminum case and bezel, with acrylic cover, Exterior finish is coated gray to withstand 168 Hour Salt Spray Corrosion Test

• Accuracy - ±2% of full span at 70(21(±3% on -0, and ±4% on -00)

• Range -20 inHg~38 inHg (-68KPa~130KPa)(Special Specification also can be ordered.)

FEATURES

• OEM/ODM
• There Is No Need To Fill Liquid To Gauge.
• The Gauge Can Measure Positive Pressure,Negative Pressure And Differential Pressure.
• It Will Be Easy To Install And Measure In Different Ways Because Of Two Groups Of Ports Which Can Measure Positive And Negative Pressure.
• To Eliminate The Friction From The Movement Of Gear Wheel By The Mechanism Of Magnetic Magnet Feed.
• Exact And Stable Fixed Position Of Needle.
• The Gauge Has Great Antiknock Characteristics.
• There Are 81 Types Of Ranges.Minimum is 0-60 Pa And Maximum is 0-21-KPa

PRODUCT APPLICATIONS

• Filter Monitoring
• Air Velocity With Pitot Tube
• Blower Vacuum Monitoring
• Fan Pressure Indication
• Duct,Room or Building Pressures
• Clean Room Positive Pressure Indication

MODELS & ORDERING

GEMTECH By  Model Number Popularity 

• FILTER BY
• Range - MM Of Water 

GEMTECH Differential pressure Gauges wholesale in Nainital Uttarakhand

Gemtech Differential pressure Gauges Dealers for Adyar