Digital Pressure Gauge Manufacturer, Supplier and Exporter in Ahmedabad

CPI Technology Private Limited is leading Manufacturer, supplier and exporter of a battery-powered Digital Pressure Gauge for accurate real-time pressure indication in commercial, industrial, testing and general-purpose installations.

The instrument features a clear four-digit LCD, selectable pressure units, zero-clearing function and backlight for convenient observation. A high-precision pressure sensor provides an accuracy of 0.5% of full scale, while the stainless steel 316 compatible pressure interface supports use with media suitable for SS 316.

The gauge operates using two AAA batteries and incorporates a low-power design capable of providing up to 24 months of operation under suitable usage conditions. Available dial sizes include 80 mm and 100 mm.

CPI Technology Private Limited supplies digital pressure instruments to plant operators, original equipment manufacturers, testing departments, maintenance teams, engineering contractors and industrial buyers throughout India and for export requirements.

What Is a Digital Pressure Gauge?

A digital pressure gauge is an electronic instrument used to measure and display pressure in numerical form.

Unlike a conventional mechanical gauge, which uses a pointer and graduated dial, a digital model uses a pressure sensor, electronic measuring circuit and LCD screen to display the measured pressure value.

The electronic display makes the reading easy to observe and reduces interpretation errors associated with estimating pointer position between dial graduations.

The offered gauge incorporates a four-digit LCD that displays pressure accurately in real time. The user can select from available pressure units, clear the zero value and activate the display backlight when additional visibility is required.

Its battery-powered operation eliminates the need for an external electrical supply at the measuring point. This makes it practical for portable testing, temporary measurement, equipment servicing and fixed installations where external power wiring may not be convenient.

The exact pressure range must be selected according to the application and the manufacturer’s available range table.

Product Overview

The instrument is intended for both test measurement and general-purpose pressure-monitoring applications.

Its key performance specifications include:

Accuracy of 0.5% of full scale
Typical long-term stability of ±0.2% of full scale per year
Operating temperature from -10°C to 70°C
Compensated temperature range from 0°C to 60°C
Overpressure capacity of 150% of full scale
Stainless steel 316 media compatibility
Battery-powered operation
Four-digit LCD
Backlight facility
Selectable pressure units
Zero-clearing function
80 mm and 100 mm diameter options

Pressure-reference options include gauge pressure, absolute pressure and sealed gauge pressure.

The correct pressure-reference type must be selected according to the measurement requirement.

Key Features

Four-digit LCD for clear real-time pressure indication.
Electronic numerical display for convenient observation.
Multiple selectable pressure units.
Zero-clearing function.
Built-in backlight for improved display visibility.
Battery-powered operation.
Low-power electronic design.
Battery working period of up to 24 months under suitable operating conditions.
Powered by two AAA batteries.
High-precision pressure sensor.
Accuracy of 0.5% of full scale.
Typical long-term stability of ±0.2% F.S. per year.
Overpressure capacity of 150% of full scale.
Gauge, absolute and sealed gauge pressure-reference options.
Operating-temperature range from -10°C to 70°C.
Compensated-temperature range from 0°C to 60°C.
Anti-electromagnetic-interference electrical design.
Suitable for media compatible with stainless steel 316.
Available in 80 mm and 100 mm diameter sizes.
Suitable for commercial and industrial applications.
Applicable to test measurement and general-purpose installations.

Technical Specifications

Specification	Details
Product	Digital Pressure Gauge
Display	Four-digit LCD
Pressure Range	Select according to the available pressure-range table
Pressure Reference	Gauge Pressure, Absolute Pressure and Sealed Gauge Pressure
Accuracy	0.5% of full scale
Overpressure	150% of full scale
Long-Term Stability	±0.2% F.S. per year, typical
Operating Temperature	-10°C to 70°C
Compensated Temperature	0°C to 60°C
Power Supply	Two AAA batteries
Battery Design	Low-power design
Battery Working Period	Up to 24 months
Pressure Units	Multiple selectable units
Zero-Clearing Function	Available
Backlight	Yes
Electrical Protection	Anti-electromagnetic-interference design
Medium Compatibility	Media compatible with stainless steel 316
Diameter Options	80 mm and 100 mm
Sensor	High-precision pressure sensor
Primary Applications	Test measurement and general-purpose installations

Four-Digit LCD Display

The gauge uses a four-digit LCD to show the measured pressure value in real time.

A numerical display allows operators and maintenance personnel to read the pressure directly without estimating the position of a mechanical pointer.

This can be useful where:

Pressure readings must be recorded.
Small changes need to be observed.
Operators require a direct numerical value.
Testing personnel need repeatable visual readings.
The installation location makes a pointer dial difficult to interpret.
Multiple pressure units may be required.

The LCD is supported by a backlight, which can improve visibility under low-light or enclosed installation conditions.

The backlight should be used according to operational requirements because frequent use may affect battery life.

Selectable Pressure Units

The instrument supports various pressure units.

This enables the operator to select a suitable engineering unit according to the plant standard, equipment documentation, testing procedure or customer requirement.

Selectable units can reduce the need for manual conversions when different departments or applications use different pressure-measurement standards.

The exact available pressure units should be verified against the selected model and pressure range.

Engineering teams should ensure that the displayed unit matches:

Equipment data sheets
Calibration records
Operating procedures
Test certificates
Control-system documentation
Maintenance instructions

Using a consistent unit across the process reduces the possibility of misunderstanding or incorrect pressure interpretation.

Zero-Clearing Function

The zero-clearing function allows the displayed value to be reset to zero under appropriate no-pressure conditions.

This function can help compensate for small zero shifts caused by installation position, handling or normal sensor behaviour.

Before applying zero clearing, the operator should confirm that:

The gauge is safely isolated where required.
No process pressure is applied.
The pressure port is in the correct reference condition.
The displayed value is stable.
The operating procedure permits zero adjustment.

The zero function should not be used to conceal a genuine process pressure or an incorrectly selected pressure range.

Battery-Powered Operation

The gauge is powered by two AAA batteries.

Its low-power design is intended to support working operation for up to 24 months under suitable conditions.

Battery life may depend on several operating factors, including:

Frequency of backlight use
Display operating mode
Ambient temperature
Battery quality
Storage period
Frequency of measurement
General operating conditions

Because no external power source is required, the gauge can be considered for portable and fixed applications where electrical wiring is unavailable or undesirable.

Battery-powered operation may also simplify installation on:

Test benches
Portable pressure equipment
Hydraulic service tools
Pneumatic equipment
Temporary monitoring points
Maintenance assemblies
Stand-alone machinery
Remote mechanical systems

Batteries should be replaced according to the operating procedure and observed display condition.

Pressure-Reference Options

The gauge is available with gauge pressure, absolute pressure and sealed gauge pressure references.

Gauge Pressure

Gauge pressure is measured relative to the surrounding atmospheric pressure.

It is commonly used in applications where the process pressure is required in relation to local atmospheric conditions.

The buyer should specify the required minimum and maximum gauge-pressure range when requesting a quotation.

Absolute Pressure

Absolute pressure is measured relative to an absolute vacuum reference.

This reference may be required where atmospheric-pressure variation should not influence the measurement reference.

The selected absolute-pressure range must match the actual process requirement.

Sealed Gauge Pressure

A sealed gauge reference uses an internally sealed reference pressure rather than remaining open to the surrounding atmosphere.

It may be considered for applications where the reference condition must remain isolated from local environmental changes.

The suitability of sealed gauge measurement depends on the required pressure range and operating conditions.

Accuracy and Long-Term Stability

The instrument provides an accuracy of 0.5% of full scale.

Accuracy expressed as a percentage of full scale is based on the selected pressure range. Selecting a range significantly higher than the actual operating pressure can reduce the practical measurement resolution around the normal operating point.

The pressure range should therefore be selected after considering:

Minimum operating pressure
Normal operating pressure
Maximum operating pressure
Start-up pressure
Shutdown pressure
Possible pressure surges
Required reading resolution
Overpressure conditions

The stated typical long-term stability is ±0.2% of full scale per year.

Long-term stability indicates the expected change in measurement performance over time under suitable operating conditions.

Periodic inspection and calibration should be planned according to the importance of the measurement, plant procedures and quality-system requirements.

Overpressure Protection

The specified overpressure capacity is 150% of full scale.

This means the gauge can tolerate pressure above the selected full-scale range up to the stated limit.

The overpressure specification is a protection parameter and should not be treated as the normal operating range.

For example, a gauge selected for a particular full-scale pressure should normally operate within that measurement range. Continuous operation beyond full scale may affect performance or service life.

Where strong pressure surges, pulsation or hydraulic shock may occur, the installation should be reviewed by a qualified engineer.

Additional protective arrangements may be required depending on the application.

Operating and Compensated Temperature

The gauge has an operating-temperature range of -10°C to 70°C.

The compensated-temperature range is 0°C to 60°C.

The operating-temperature specification indicates the environmental range within which the instrument is designed to function.

The compensated-temperature range identifies the temperature band over which the stated measurement performance is compensated according to the product specification.

The installation location should be protected from conditions outside the declared range.

The gauge should not be placed near excessive heat sources unless the installation has been designed to protect the instrument from high process or ambient temperatures.

Media Compatibility

The pressure-wetted interface is suitable for media compatible with stainless steel 316.

This may include various compatible gases and liquids, subject to technical verification.

Stainless steel compatibility must be reviewed against the exact process medium. The buyer should provide:

Name of the medium
Chemical concentration
Operating temperature
Maximum pressure
Presence of suspended particles
Viscosity
Cleaning chemicals
Possibility of corrosion
Hygienic requirements
Pressure pulsation

The statement “compatible with stainless steel 316” does not mean the instrument is automatically suitable for every industrial fluid.

Chemical compatibility and application suitability must be checked before order placement.

Electromagnetic-Interference Protection

The gauge incorporates an anti-electromagnetic-interference design.

Industrial environments may contain electrical noise generated by motors, variable-frequency drives, welding equipment, power cables, contactors and other electrical systems.

The protective design is intended to support stable electronic operation in suitable industrial environments.

Correct installation practices should still be followed.

The instrument should be installed away from severe interference sources where practical, and the plant’s approved electrical and instrumentation procedures should be observed.

Available Diameter Sizes

The gauge is available in two diameter options:

80 mm
100 mm

The selected diameter should suit the available mounting space and viewing-distance requirement.

An 80 mm model may be suitable where compact installation is important. A 100 mm model provides a larger display body for applications where visibility from a greater distance is preferred.

The buyer should verify mounting dimensions before finalizing the instrument.

Applications

The gauge is suitable for commercial and industrial applications involving test measurement and general-purpose pressure indication.

Typical applications include:

Hydraulic pressure testing
Pneumatic pressure monitoring
Pump pressure measurement
Compressor systems
Test benches
Calibration support systems
Industrial machinery
Water-treatment equipment
Filtration systems
Pressure vessels
Process skids
Maintenance testing
General utility systems
Pipeline pressure checks
OEM equipment
Portable testing equipment
Factory service departments
Pressure regulator testing
Equipment commissioning
Temporary monitoring installations

Actual suitability depends on the selected pressure range, pressure reference, medium, temperature and installation conditions.

Industries Served

The instrument can be considered for buyers in sectors such as:

Industrial machinery manufacturing
Chemical processing
Pharmaceutical equipment
Food-processing machinery
Water and wastewater treatment
Pump manufacturing
Compressor manufacturing
Hydraulic-equipment manufacturing
Pneumatic-system manufacturing
Oil and gas equipment
Power and utility systems
Process equipment manufacturing
Engineering and construction
Factory maintenance
Automation and testing
Calibration laboratories
Original equipment manufacturing

The application should be reviewed against the complete technical specification before purchase.

Advantages and Buyer Benefits

Clear Real-Time Reading

The four-digit LCD displays the pressure directly, enabling convenient observation and recording.

Portable Power Source

Two AAA batteries allow operation without an external DC power supply.

Long Battery Working Period

The low-power design supports operation for up to 24 months under suitable conditions.

Multiple Pressure Units

Selectable units allow the gauge to be used according to different engineering standards and operating procedures.

Backlit Display

The backlight improves readability where ambient lighting is limited.

High-Precision Sensor

The integrated pressure sensor provides an accuracy of 0.5% of full scale.

Stable Long-Term Performance

The typical long-term stability of ±0.2% F.S. per year provides a defined performance parameter for maintenance and calibration planning.

Overpressure Capacity

The 150% full-scale overpressure rating provides protection against limited pressure excursions.

Multiple Pressure References

Gauge, absolute and sealed gauge versions allow selection according to the required measurement reference.

Stainless Steel Compatibility

The pressure interface is suitable for media compatible with stainless steel 316.

Two Diameter Options

The availability of 80 mm and 100 mm versions supports compact installations and larger viewing requirements.

Selecting the Correct Gauge

To select the appropriate Digital Pressure Gauge, the buyer should determine:

Required pressure range
Pressure unit
Gauge, absolute or sealed gauge reference
Normal operating pressure
Maximum operating pressure
Possible pressure surges
Process medium
Operating temperature
Required diameter
Required connection
Required quantity
Installation type
Calibration or documentation requirements

The selected pressure range should include the maximum expected operating pressure without being unnecessarily high.

A properly selected range provides better practical readability and measurement usefulness.

Information Required for Quotation

Please provide the following details when requesting a quotation:

Required pressure range
Required engineering unit
Pressure-reference type
Process medium
Minimum operating pressure
Normal operating pressure
Maximum operating pressure
Operating temperature
Required diameter: 80 mm or 100 mm
Required process connection
Quantity
Application
Delivery location
Export destination, where applicable
Calibration-certificate requirement, if any

Complete application information helps ensure that the proposed gauge matches the intended service.

Why Choose CPI Technology Private Limited?

CPI Technology Private Limited is a manufacturer, supplier and exporter of industrial process instruments based in Ahmedabad, Gujarat, India.

We serve plant operators, OEMs, engineering companies, contractors, maintenance departments and procurement teams with application-oriented instrumentation support.

Application-Based Product Selection

Pressure instruments must be selected according to range, pressure reference, medium, temperature and installation conditions.

Our team reviews the submitted application information before preparing the technical and commercial offer.

Manufacturer and Supplier in Ahmedabad

Our location in Ahmedabad enables us to support customers in Gujarat and other industrial regions throughout India.

Buyers can submit product specifications, instrument lists, project data sheets and bills of quantities for review.

Supply for OEM and Project Requirements

We support requirements from machinery manufacturers, process-equipment companies, system integrators and project contractors.

Multiple pressure ranges and quantities can be submitted as part of one enquiry.

Export Supply from India

CPI Technology Private Limited also addresses export enquiries from overseas industrial buyers, distributors and engineering companies.

International enquiries should include the destination, required quantity and complete technical specification.

Clear Technical Documentation

Specifications are presented in a structured format to assist engineering and procurement teams during technical evaluation.

Parameters not confirmed in the product data are treated as subject to verification rather than assumed.

Digital Pressure Gauge Supplier in Gujarat

Industrial buyers in Ahmedabad, Vadodara, Ankleshwar, Bharuch, Surat, Vapi, Rajkot and other manufacturing locations can contact CPI Technology Private Limited for digital pressure measurement requirements.

We support:

Process plants
Equipment manufacturers
Hydraulic-system companies
Pump and compressor manufacturers
Testing departments
Calibration service providers
Utility contractors
Engineering consultants
Control-system integrators
Industrial distributors

The final model and pressure range depend on the submitted operating conditions.

Request a Quotation

For pricing and availability, send us the required pressure range, pressure reference, process medium, operating temperature, diameter, quantity and delivery location.

The gauge is available with a four-digit LCD, selectable pressure units, zero clearing, backlight, 0.5% F.S. accuracy and battery-powered operation.

CPI Technology Private Limited will review the requirement and provide a suitable technical and commercial proposal.

Frequently Asked Questions

1. What is the accuracy of the Digital Pressure Gauge?

The specified accuracy is 0.5% of full scale.

2. Which pressure-reference types are available?

The available pressure references are gauge pressure, absolute pressure and sealed gauge pressure.

3. How is the gauge powered?