Standard Type Capillary Melt Pressure Transmitter PT124B-121/121T Series

Introduction – Standard Type Capillary Melt Pressure Transmitter PT124B-121/121T Series

The PT124B-121/121T Series Standard Type Capillary Melt Pressure Transmitter is an advanced and reliable solution for accurate pressure measurement in high-temperature extrusion environments. It integrates a built-in amplifier circuit, allowing the amplified signal to be directly input into PLC systems or intelligent digital pressure instruments such as the N Series and G Series. This ensures efficient real-time monitoring and control of process pressure.

Engineered with stainless steel coated with 15-5PH for the wetted parts, this transmitter provides exceptional corrosion resistance and long service life. Its capillary structure helps isolate the electronics from high temperatures, enabling stable performance up to 400°C. The internal 80% calibration signal simplifies on-site calibration and maintenance, ensuring consistent accuracy and reduced downtime.

With excellent stability, repeatability, and anti-interference performance, the PT124B-121/121T Series is ideal for demanding applications involving molten materials. It ensures accurate, real-time feedback that enhances process control and product quality.

Widely adopted in industries such as plastics, rubber, chemical fiber, food processing, and packaging, this transmitter is a trusted choice for manufacturers across the UAE and MENA region seeking precision and durability. Available through Dubai Sensor, it combines technical performance with industrial reliability.

Key Features & Benefits

• Internal 80% calibration signal for easy verification
  
• Supports multiple output signals: 4–20 mA, 0–10 V, 0–5 V
  
• Withstands operating temperatures up to 400°C
  
• High stability and repeatability for accurate process control
  
• Robust 15-5PH stainless-steel diaphragm for extended lifespan
  
• IP65 protection grade ensures durability in harsh environments
  
• Anti-interference circuit for stable and reliable signal transmission
  
• Compatible with PLC systems and intelligent digital pressure instruments
  
• Zero and full-scale adjustments supported for precise calibration
  
  

Technical Specifications – Standard Type Capillary Melt Pressure Transmitter PT124B-121/121T Series

Standards & Certifications

• Designed to meet industrial measurement and safety standards
  
• IP65 protection for dust and moisture resistance
  
• Compliance with instrumentation quality and performance benchmarks
  
  

Applications & Industries

• Chemical Fiber Drawing Equipment – precise pressure control during filament extrusion
  
• Plastic and Rubber Manufacturing Equipment – accurate melt pressure feedback for consistent output
  
• Food and Pharmaceutical Processing – hygienic pressure monitoring in high-temperature systems
  
• Packaging Machinery – stable pressure measurement for sealing and forming operations
  
• General High-Temperature Fluid Control Systems – adaptable for a variety of process industries
  
  

(Also suitable for industrial automation applications across the UAE and MENA manufacturing sectors.)

Installation, Commissioning & Maintenance

• Mount the transmitter using the appropriate process connection (½″-20 UNF, M14×1.5, M18×1.5, M22×1.5, or G¾).
  
• Connect the electrical wiring through the 5-pin interface, ensuring polarity and grounding compliance.
  
• Perform zero and full-scale adjustments after installation for optimal calibration.
  
• Utilize the built-in 80% internal calibration signal for quick on-site verification.
  
• Inspect cable insulation regularly, especially in high-temperature areas.
  
• Follow standard maintenance practices to ensure long-term performance and reliability.
  
  

Why Choose Standard Type Capillary Melt Pressure Transmitter PT124B-121/121T Series

The PT124B-121/121T Series delivers superior accuracy, reliability, and thermal endurance, making it a proven choice for extrusion and melt pressure applications. Its robust stainless-steel construction and 15-5PH diaphragm ensure long-term stability even under harsh operating conditions.

Backed by Dubai Sensor’s technical expertise and distribution network, this transmitter ensures local availability, professional support, and consistent quality for industrial automation users across the UAE and wider MENA region.

Ordering Guide

1. Confirm required pressure range (e.g., 0–200 bar, 0–500 bar, 0–2000 bar).
   
2. Select output signal type (4–20 mA, 0–10 V, or 0–5 V).
   
3. Choose process connection size and rod length according to installation needs.
   
4. Specify capillary and cable length based on equipment layout.
   
5. Optionally include temperature measurement element (J, K, E, or PT100).
   
6. Contact Dubai Sensor, the official distributor, to place an order or confirm model compatibility.

FAQ – Standard Type Capillary Melt Pressure Transmitter PT124B-121/121T Series

Q1: What is the pressure measurement range of the PT124B-121/121T Series?
A: The transmitter supports a wide measurement range from 0 to 50 bar up to 0 to 2000 bar, making it suitable for a variety of extrusion and high-pressure applications.

Q2: What is the maximum operating temperature this transmitter can handle?
A: The PT124B-121/121T Series can operate reliably in environments with temperatures up to 400°C.

Q3: Does this transmitter include an internal calibration signal?
A: Yes, it includes an 80% internal calibration signal, allowing users to perform on-site checks and verifications without external calibration equipment.

Q4: Can the PT124B-121/121T Series connect directly to a PLC system?
A: Yes. The built-in amplifier circuit allows the transmitter’s signal to be directly input into PLC systems for efficient process monitoring and control.

Q5: What output signals are available?
A: The transmitter supports 4–20 mA, 0–10 V, and 0–5 V output signals, providing flexibility for different control systems and instruments.

Q6: What materials are used for the wetted parts?
A: The wetted components are made of stainless steel coated with 15-5PH, providing strong corrosion resistance and long-term durability.

Q7: What industries typically use this melt pressure transmitter?
A: It is widely used in plastic and rubber extrusion, chemical fiber production, food and pharmaceutical processing, and packaging machinery.

Q8: Is there any protection against dust and moisture?
A: Yes. The transmitter has a protection grade of IP65, ensuring resistance to dust and water ingress in harsh industrial conditions.

Q9: Can I measure both pressure and temperature with this model?
A: The PT124B-121T version includes an optional temperature measuring element (J, K, E, or PT100) for simultaneous temperature and pressure monitoring.

Q10: Who is the authorized distributor for this product in the UAE and MENA region?
A: Dubai Sensor is the official distributor, offering reliable access to the PT124B-121/121T Series and technical support across the UAE and neighboring markets.