About Dial 4 Inch GEMTECH Differential Pressure Gauge

Dial 4 Inch GEMTECH Differential Pressure Gauge
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 Materi
SPECIFICATION
- Ambient Temperature - -21 140 -6 60
- Rated Pressure -20 inHg30 inHg (-68103KPa)
- 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 inHg38 inHg (-68KPa130KPa)(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.
MODELS & ORDERING
Range - Inches of Water
- G2000-0-Differential Pressure Gauge Range 0-0.50" w.c.,minor divisions .01,calibrated for vertical scale position.
- G2000-00-Differential Pressure Gauge Range 0-0.25" w.c., minor divisions .005,calibrated for vertical scale position.
- G2000-00N-Differential Pressure Gauge Range .05-0-.2" w.c., minor divisions .005, calibrated for vertical scale position.
- G2001-Differential Pressure Gauge Range 0-1.0" w.c., minor divisions .02.
- G2002-Differential Pressure Gauge Range 0-2.0" w.c., minor divisions .05.
- G2003-Differential Pressure Gauge Range 0-3.0" w.c., minor divisions .10.
- G2004-Differential Pressure Gauge Range 0-4.0" w.c., minor divisions .10.
- G2005-Differential Pressure Gauge Range 0-5.0" w.c., minor divisions .10.
- G2006-Differential Pressure Gauge Range 0-6.0" w.c., minor divisions .20.
- G2008-Differential Pressure Gauge Range 0-8.0" w.c., minor divisions .20.
- G2010-Differential Pressure Gauge Range 0-10" w.c., minor divisions .20.
- G2015-Differential Pressure Gauge Range 0-15" w.c., minor divisions .50.
- G2020-Differential Pressure Gauge Range 0-20" w.c., minor divisions .50.
- G2025-Differential Pressure Gauge Range 0-25" w.c., minor divisions .50.
- G2030-Differential Pressure Gauge Range 0-30" w.c., minor divisions 1.0.
- G2040-Differential Pressure Gauge Range 0-40" w.c., minor divisions 1.0.
- G2050-Differential Pressure Gauge Range 0-50" w.c., minor divisions 1.0.
- G2060-Differential Pressure Gauge Range 0-60" w.c., minor divisions 2.0.
- G2080-Differential Pressure Gauge Range 0-80" w.c., minor divisions 2.0.
- G2100-Differential Pressure Gauge Range 0-100" w.c., minor divisions 2.0.
- G2150-Differential Pressure Gauge Range 0-150" w.c., minor divisions 5.0.
Additional Information:

Multiple Measurement Scales for Versatile UseThe GEMTECH 4 Inch Differential Pressure Gauge supports various scale ranges such as MM WC, CM, KPA, PSI, MBAR, and others, ensuring compatibility with international industry standards. Its dial is available in both white and black for improved visibility, and the unit's analog display provides precise readings suited for diverse industrial environments.
Designed for Industrial DurabilityConstructed with a rugged metal alloy body and a 4-inch plastic dial, this gauge delivers lasting performance even in harsh conditions. The back mount design, dual high/low pressure taps (side and back), and a weight of 550g add to its robustness, making it ideal for power plants, cement plants, and other heavy-duty settings.
Enhanced Accuracy Across Pressure RangesThe GEMTECH gauge offers a variety of accuracy levels matched to specific scale ranges-2% of full scale for standard models, with options for 3% and 4% on lower pressure ranges. This ensures reliable monitoring and control of gas pressures critical to pharmaceutical, textile, and fertilizer industries, among others.
FAQ's of Dial 4 Inch GEMTECH Differential Pressure Gauge:
Q: How do I install the GEMTECH Differential Pressure Gauge?
A: The gauge is designed for easy back mounting. Use the 1/8" female NPT duplicate taps on both the side and back to connect high and low pressure lines securely. Ensure mounting is done on a stable surface suitable for its 4-inch diameter and 550-gram weight.
Q: What scale ranges can this gauge measure, and how do I choose the right one?
A: This differential pressure gauge can measure MM WC, CM, KPA, PSI, MBAR, and more. Select the scale that matches your application requirements and local measurement standards for optimal usefulness and accurate readings.
Q: When should this gauge be used in an industrial setting?
A: Use this pressure gauge to monitor and control gas pressure differentials in environments such as pharmaceutical plants, power plants, cement and steel manufacturing, fertilizer production, and textile industries, where accurate pressure measurements are crucial.
Q: Where is the GEMTECH gauge typically installed?
A: It is commonly installed in process control panels, pipelines, or machinery where it can continuously monitor the pressure differential of gases entering or exiting industrial systems.
Q: What is the process for accurate pressure measurement using this gauge?
A: Connect the high and low pressure gas lines to the corresponding 1/8" NPT taps. The analog dial will display the pressure differential in your selected scale range. Always ensure connections are secure and that readings are taken at roughly 70F (21.1C) for highest accuracy.
Q: How does using this pressure gauge benefit my operation?
A: This gauge enables precise monitoring of gas pressure differentials, reducing the risk of process interruptions, enhancing safety, and supporting system efficiency. Reliable accuracy and multiple scale options ensure it fits varied industrial requirements.