Analog Meter Pressure Transmitters
Last Updated: April 1, 2025
Description
Analog Meter Pressure Transmitters are devices used to measure pressure and provide a visual indication of the pressure level through a needle on a dial. These transmitters convert the pressure measurement into an analog signal, typically a 4-20 mA current, which can be used for further processing or monitoring.
Working Principle
Analog Meter Pressure Transmitters operate by using a sensor to detect pressure changes. The sensor, often a strain gauge or similar technology, converts the mechanical pressure into an electrical signal. This signal is then amplified and transmitted as an analog output, such as a 4-20 mA current, which is proportional to the pressure being measured. These devices are useful because they provide a continuous and real-time indication of pressure levels, which is crucial for maintaining process control and safety in various industrial applications.
Applications
Analog Meter Pressure Transmitters are commonly used in industrial settings where real-time pressure monitoring is essential. Specific examples include monitoring pressure in pipelines, tanks, and other vessels in industries such as oil and gas, chemical processing, and water treatment facilities. They are also used in HVAC systems to ensure proper pressure levels are maintained for efficient operation.
Advantages over other Pressure Transmitters
One advantage of Analog Meter Pressure Transmitters is their simplicity and ease of use. They provide a direct visual indication of pressure, which can be quickly interpreted by operators without the need for additional equipment or training. Additionally, the analog output signal is compatible with a wide range of existing control systems, making integration straightforward.
Limitations
A limitation of Analog Meter Pressure Transmitters is their susceptibility to inaccuracies due to mechanical wear and environmental factors such as temperature fluctuations. Over time, the mechanical components can degrade, leading to drift in the measurement accuracy. Additionally, they may not be suitable for applications requiring high precision or where digital data integration is necessary.
Considerations
When selecting Analog Meter Pressure Transmitters, it is important to consider the initial cost, which is generally lower compared to digital transmitters. However, operating expenses may increase over time due to maintenance and calibration needs. Durability can be a concern in harsh environments, so selecting a transmitter with appropriate environmental protection is crucial. Accuracy may degrade over time, necessitating regular calibration and maintenance to ensure reliable performance. Replacement and maintenance costs should also be factored into the overall cost of ownership.
from Ultra Energy
The latest analog pressure transmitter designed for non-safety nuclear applications and manufactured by Ultra Energy . The Ultra Model DTC3 ® Analog Gauge and Absolute Pressure Transmitters provide precision pressure measurements in non-safety nuclear applications requiring reliable performance... [See More]
- Display Type: Analog Meter
- Sensor Technology: Strain Gauge
- Signal Output: Analog Voltage
- Pressure Measurement: Absolute; Gauge
from Brooks Instrument
Measuring pressure in high-purity fluids can be accomplished without worry of contamination thanks to seal-free pressure (SFP) transmitters from Brooks Instrument. Unlike competitive transmitters, the SFP design employs a single-piece, injection-molded perfluoroalkoxy (PFA) sensing chamber and a... [See More]
- Display Type: Analog Meter
- Pressure Measurement: Vacuum
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 4000
from MFP Automation Engineering
MFP is the leading Parker distributor in all of West Michigan for pneumatic components and automation products. We feature the leading pneumatic brands, and our expertise in pneumatics ensures that you get the parts you need to get your job done with the greatest efficiency. If your project requires... [See More]
- Display Type: Analog Meter; Digital Numerical Display
- Pressure Measurement: Absolute (optional feature); Vacuum
from PMC Engineering LLC
PMC Seal Gauges accurately measure pressure in industries where viscous materials are processed. The PMC design permits the diaphragm to be installed flush with the inside wall of pipes 3" or larger. This feature avoids the pocketing problems usually encountered with conventional seal gauge systems. [See More]
- Display Type: Analog Meter
- Pressure Measurement: Gauge
- Sensor Technology: Mechanical Deflection
- Working Pressure Range: 0.0 to 400
from Emerson Automation Solutions – TESCOM Regulators, Valves & Systems
4-20 mAmp output. 1/4" NPT male pressure port. Mini Hirshmann electrical connector. 12-30 VDC power [See More]
- Display Type: Analog Meter; Digital Numerical Display
- Sensor Technology: Utilizes MEMS
- Signal Output: Analog Current
- Pressure Measurement: Absolute (optional feature); Gauge (optional feature); Sealed (optional feature); Vacuum (optional feature)
from Mid-West Instrument
4-20mA Loop Powered Micro Processor based Transmitter. Internal Push Button Zero (available for non-hazardous locations only). 4 Position Terminal Strip. 8-28 VDC Loop Powered 2-wire interface. 1000 Ohm max loop resistance at 28 Vdc. ±2% Accuracy from 20% to 100% of scale, ascending. [See More]
- Display Type: Analog Meter
- Pressure Measurement: Differential
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 100
from Orange Research, Inc.
Diaphragm Sensor Differential Pressure Gauges. These diaphragm sensor differential pressure gauges measure the pressure difference between two points. Acting in the place of two pressure gauges, these units allow for one simple reading on an easy-to-read scale. Popular in filtration, flow and level... [See More]
- Display Type: Analog Meter
- Sensor Technology: Mechanical Deflection
- Signal Output: Analog Voltage; Analog Current
- Pressure Measurement: Differential
from Ultra Energy
The latest analog pressure transmitter designed for non-safety nuclear applications and manufactured by Ultra Energy. The Ultra Model DTC3 ® Analog Differential Pressure Transmitters provide precision pressure measurements in non-safety nuclear applications requiring reliable performance and... [See More]
- Display Type: Analog Meter
- Sensor Technology: Strain Gauge
- Signal Output: Analog Voltage
- Pressure Measurement: Differential
from Mid-West Instrument
4-20mA Loop Powered Micro Processor based Transmitter. Internal Push Button Zero (available for non-hazardous locations only). 4 Position Terminal Strip. 8-28 VDC Loop Powered 2-wire interface. 1000 Ohm max loop resistance at 28 Vdc. ±2% Accuracy from 20% to 100% of scale, ascending. [See More]
- Display Type: Analog Meter
- Pressure Measurement: Differential
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 400
from Orange Research, Inc.
Diaphragm Sensors with Explosion-Proof Enclosures. Hazardous location differential pressure gauges measure the pressure difference between two points. Acting in the place of two pressure gauges, these units allow for one simple reading on an easy-to-read scale. Popular in filtration, flow and level... [See More]
- Display Type: Analog Meter; Digital Numerical Display (optional feature)
- Sensor Technology: Mechanical Deflection
- Signal Output: Analog Voltage; Analog Current; RS232/485
- Pressure Measurement: Differential
from Ultra Energy
DTN2070 Absolute and Gauge Pressure Transmitter. The DTN2070 Class 1E absolute and gauge pressure transmitters are designed for harsh nuclear environments and manufactured by Ultra Energy. The transmitters provide precision pressure measurements in nuclear applications requiring reliable performance... [See More]
- Display Type: Analog Meter
- Sensor Technology: Strain Gauge
- Signal Output: Analog Voltage
- Pressure Measurement: Absolute; Gauge
from Mid-West Instrument
The Model 140 Transmitter offers highly visible local display along with the independent 4-20mA output. This allows for precise monitoring at the unit or at the control panel. This unit works well in tank level applications and in fluids with high solids content. [See More]
- Display Type: Analog Meter
- Pressure Measurement: Differential
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 100
from Orange Research, Inc.
Features. Two-wire connection. 2% FS accuracy. With or without indicators. Our new two-wire, loop-powered transmitter offers users more flexibility. Because there is no need to bring external power to the unit, installation time and cost are reduced. Offered on: > > Differential pressure (with... [See More]
- Display Type: Analog Meter
- Pressure Measurement: Differential
- Signal Output: Analog Voltage; Analog Current
- Working Pressure Range: 0.0 to 1000
from Ultra Energy
DTN2070 Differential Pressure Transmitter. The DTN2070 Class 1E Differential Pressure Transmitter is designed for harsh nuclear environments and manufactured by Ultra Energy. The transmitters provide precision pressure measurements in nuclear applications requiring reliable performance and... [See More]
- Display Type: Analog Meter
- Sensor Technology: Strain Gauge
- Signal Output: Analog Voltage
- Pressure Measurement: Differential
from Mid-West Instrument
The Model 141 Transmitter offers highly visible local display along with the independent 4-20mA output. This allows for precise monitoring at the unit or at the control panel. This unit works well in tank level applications and in fluids with high solids content. [See More]
- Display Type: Analog Meter
- Pressure Measurement: Differential
- Signal Output: Analog Current
- Working Pressure Range: 0.0 to 25
from Orange Research, Inc.
Piston Sensor Differential Pressure Gauges. These piston sensor differential pressure gauges measure the pressure difference between two points. Acting in the place of two pressure gauges, these units allow for one simple reading on an easy-to-read scale. Popular in filtration, flow and level... [See More]
- Display Type: Analog Meter; Digital Numerical Display (optional feature)
- Sensor Technology: Mechanical Deflection
- Signal Output: Analog Voltage; Analog Current; RS232/485
- Pressure Measurement: Differential