RBA Optisync Private Limited

Our Flush Diaphragm Pressure Transmitter prove their precision and reliability every single day in thousands of applications. Whether for high-speed applications in plastic injection moulding machines or in food processing production or for heavy-duty use in the petroleum industry. Our customers
have already been relying on this for decades.

Main features:

• Stainless steel design 
• Flush diaphragm
• Intrinsically safe version
• Available with Marine Approval

Application:

• For viscous material
• Heavy fluid such as Paint, pulp 
• Refrigeration field

Our M Bar Pressure Transmitter prove their precision and reliability every single day in thousands of applications. Whether for high-speed applications in plastic injection moulding machines or in food processing
production or for heavy-duty use in the petroleum industry. Our customers
have already been relying on this for decades.

Main features:

• Robust stainless steel design
• Intrinsically safe version
• Available with Marine Approval

Application:

• Chemical 
• Pneumatic
• Industrial gas
• Shipbuilding

Our CTX Series Pressure Transmitter prove their precision and reliability every single day in thousands of applications. Whether for high-speed applications in plastic injection moulding machines or in food processing production or for heavy-duty use in the petroleum industry. Our customers
have already been relying on this for decades.

Main Features:

• OEM application
• Excellent price/performance ratio
• Stainless steel Construction

Application:

• Pneumatic
• HVAC
• Factory automation
• Energy

In the world of industrial processes, precision and reliability are paramount. To meet these demands head-on, RB’s heavy-duty pressure transmitters have emerged as essential instruments. These robust devices are designed to delivering accurate and real-time pressure measurements critical for various applications across industries

The RB21C1 series pressure transmitter is built for precision, utilizing a dependable pressure sensor and specialized circuitry. It excels in measuring both liquid and gas pressures, making it ideal for various industrial applications. Its focus on stability and reliability ensures consistent, accurate results over time.

Product Description

• Pressure Range: 0...100mbar ~ 0...400bar
• Output: 4-20mA
• Voltage Output: 0-5VDC/0-10VDC/0.5-4.5VDC
• Process temperature: -30...80C
• Diaphragm: SS316L
• Pressure Port: SS304
• Housing: SS304
• Sealing: NBR
• Connector: DIN43650  M12 Connector
• Process Connetion: G 1/2 Flush Diphragm

RB21C is piezo-resistive pressure transmitter, uses high stable and reliable pressure sensors and special circuit board to produce transmitter.This Product is used for measure and control of Petroleum, Chemical industries, hydrology and flow pressure measure etc.

Our Hygienic Pressure Transmitters prove their precision and reliability every single day in thousands of applications. Whether for high-speed applications in plastic injection moulding machines or in food processing
production or for heavy-duty use in the petroleum industry. Our customers
have already been relying on this for decades.

Main Features:

• Stainless steel design
• Triclover connection
• High temperature resistance for SIP & CIP process
• Surface roughness of flush Process connection Ra<0.8 For highest hygienic requirements
• Excellent active temperature compensation for increased process Stability
• External programming of zero point
• and span with programmer

The RB21C4 Glass Microfused Pressure Transmitter features a glass micro-fusion sensing element with a fully integrated, leak-proof design. Equipped with advanced digital temperature compensation & a wide operating range, it delivers high accuracy, rapid frequency response, and dependable long-term stability

RB21C2 Series – High-Stability Sputtered Thin Film Pressure Transmitters The RB21C2 Sputtered Thin Film series delivers exceptional stability and reliability, utilizing a sputtered thin-film pressure sensor and a high-performance circuit for precise pressure measurement. The sensor and electronic housing are fully welded to the pressure port, ensuring durability and leak-proof operation. Designed for demanding industrial and transportation applications, this pressure transmitter is ideal for use in aviation, shipbuilding, rail transit, engineering equipment, vehicle braking systems, hydraulic systems, engine pressure monitoring, and industrial process automation.

RB21P is a piezo-resistive pressure transmitter, that uses highly stable and reliable pressure sensor and special circuit board to produce transmitter. This product is having standard clamp mounting, designed for applications in industries where hygiene and cleanliness are of utmost importance like Food & Beverage, Pharma applications.

A flush diaphragm pressure transmitter is specially designed for measuring pressure in challenging applications, such as those involving highly viscous or solid-laden fluids. Unlike traditional pressure transmitters, flush diaphragm transmitters feature a diaphragm that sits flush with the device's front, preventing debris buildup and contamination.

A high-temperature pressure transmitter is designed to accurately measure and monitor pressure in applications involving extreme heat. These specialized transmitters are engineered with materials and components that can withstand elevated temperatures, ensuring reliable performance and safety in industries such as petrochemicals, metallurgy, and power generation.

The RB430 Vacuum transmitter is a high-performancesensor engineered for precise low-pressure measurement. Utilizing a ceramic capacitor as its sensing element, itaccurately detects pressure changes by measuring variations in capacitance. Designed for high accuracy,a wide measurement range, and long-term stability,this vacuum gauge is ideal for scientific research,industrial applications, and environments requiring precise low-pressure monitoring. Its robust construction and reliable performance make it a trusted choice across multiple industries.

RB21S is Anti-corrosive Pressure Transmitter with special material for anti-corrosive application. It is made by ceramic diaphragm sensing element and high accurate circuit board into the PTFE wetted parts. Integrated construction and standard signal provide the user easy and convenient application in the local working place. RB21S Anti-corrosive Pressure Transmitter is suitable for pressure/level measurement of corrosive liquid.

Digital Pressure Transmitter – Precision Meets Intelligence

A digital pressure transmitter is a smart device that measures pressure and converts it into a digital signal for accurate monitoring and control. Equipped with advanced electronics, it offers high precision, stability, and remote diagnostics—ideal for industrial automation, process control, and data logging applications.

 

RB21T Transmitter uses high temprature pressure sesnor as sening element.Sensing element is made up of two diaphragms : titanium alloy pressure sensing diaphragm and titanium alloy pressure measuring diaphragm.The media is transferred onto sensor through pressure sensing diaphragm. RB21T has heat cooling parts.High accuracy amplified circuit board is in stainless steel housing , transmitting sensor signal into standard output signal.

Our Pressure Transmitter With Triclover prove their precision and reliability every single day in thousands of applications. Whether for high-speed applications in plastic injection moulding machines or in food processing
production or for heavy-duty use in the petroleum industry. Our customers
have already been relying on this for decades.

Main Features:

• Stainless steel design
• Triclover connection
• High temperature resistance for SIP & CIP process
• Surface roughness of flush Process connection Ra<0.8 For highest hygienic requirements
• Excellent active temperature compensation for increased process Stability
• External programming of zero point
• and span with programmer

The RBD3051S Smart Differential Pressure Transmitter is a high-performance digital instrument designed with advanced silicon or capacitive sensor technology and intelligent microcontroller systems. Its robust design ensures exceptional accuracy, stability, and reliability for a wide range of industrial applications.

With a clear digital display, it shows pressure, percentage, and current values, along with a 4–20mA analog output. Key parameters such as zero adjustment, range, and damping can be easily configured through the keypad—eliminating the need for a standard pressure source and simplifying on-site setup.

Equipped with dedicated integrated circuits for signal conversion and processing, the RBD3051S offers outstanding stability, shock resistance, and interchangeability. Compact yet powerful, it combines precision measurement with intelligent operation for efficient process control.

The RB3051S Smart Pressure Transmitter is a high-precision digital instrument built with advanced silicon or capacitive sensor technology and intelligent microcontroller design. It ensures excellent accuracy, stability, and reliability through fast processing and digital signal conversion. The transmitter is designed to deliver consistent performance in demanding industrial environments, emphasizing intelligent operation and long-term dependability. Featuring an intuitive digital interface, the RB3051S displays pressure, percentage, and current values with a 0–100% analog indication. Users can easily configure parameters such as zero adjustment, range, and damping directly from the keypad—without needing a standard pressure source—simplifying on-site calibration. Integrated ASIC circuits handle signal conversion, acquisition, and current output control, ensuring superior stability, shock resistance, and interchangeability for a wide range of applications.

The product uses piezo resistive OEM pressure sensor as sensing element, which is accurate tested and laser trimmed to compensated zero and sensitivity in wider temperature range. The amplifier circuit transforms sensor signal into standard output signal. Through long-term ageing and stability testing, the whole product’s performance is stable and reliable. The product is suitable for rugged environment which needs zero elevation and range adjustment.

RB21D is a monitoring display which is directly mounted on Pressure transmitter with no requirement of external power supply.