MDA Series

MDA 460 - Sensor with rigid stem, MDA 462 - Sensor with rigid stem and flexible stem, TDA  463 - Combined sensor with rigid stem, flexible stem and built-in temperature sensor

MDA 460 | 462 | TDA 463

MDA 460 | 462 | TDA 463 are sensors with an accuracy of ±0.5% of the total range, which are ideal for applications requiring easy installation, repeatability and reliability. These sensors provide an industry standard with a 3.33 mV/V output signal designed to work with most pressure indicators and regulators. The MDA 46 sensors series are equipped with a 6-pin Bendix connector and optional thermocouples or RTDs, which are available to provide simultaneous pressure and melt temperature measurements (TDA models). The sensors are equipped with a 1/2-20 "UNF thread for installation in standard mounting holes and can be supplied with a number of other connectors and connections.

All sensors in this series can be configured according to your needs. Contact us, we will be happy to help you.

MDA 460 - Melt pressure sensor in a design with a fixed stem

MDA 460 - Melt pressure sensor in a design with a fixed stem

MDA 462 - Melt pressure sensor in a design with a flexible capillary

MDA 462 - Melt pressure sensor in a design with a flexible capillary

MDA 463 - Melt pressure sensor in combined design with temperature sensor

MDA 463 - Melt pressure sensor in combined design with temperature sensor

MDA 460 Melt pressure sensors series

MDA 460 Melt pressure sensors series

Detail - Bayonet cable connector Amphenol 6-PIN

Detail - Bayonet cable connector Amphenol 6-PIN

Standard process connection of 1 / 2-20 UNF sensor with diaphragm cover.

Standard process connection of 1 / 2-20 UNF sensor with diaphragm cover.

Sensor terminal and compatible cable connector

Sensor terminal and compatible cable connector

Inquiry system 

Configure your own product according to your requirements and needs. If you are unsure of the configuration, provide us in the notes the necessary information about the existing sensor or product, even a competitor. We will be happy to help you find an alternative Dynisco product. If your request is urgent, let us know. We will do our best to help you resolve this situation to your satisfaction as quickly as possible. If we have all the information, we are able to offer a model with minor differences, which is in stock and you can have another product available the next day.

If you need more information do not hesitate to contact us.

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High Accuracy, Simple Installation, Repeatability And Reliability

Our pressure sensors offer efficient, accurate, and durable solutions for reliable and safe pressure measurement. These sensors are used in a variety of industrial areas, where they monitor and measure the pressure of molten materials, ensuring optimal operation of production processes. Due to their resistance to high temperatures and pressures, which are typical for these applications, they represent a suitable choice for diverse uses. When selecting a sensor, it is important to consider the specific requirements of your application, such as temperature range, pressure range, and materials with which the sensor will interact. The correct choice of sensor guarantees reliable and accurate results and a long service life of the device without any problems. Installing the sensor into the mounting hole of the production line is simple.
However, if you have doubts about the proper installation, do not hesitate to contact our technicians. We are ready to provide support and offer the ideal solution for your application.

MDA460 Pressure Sensors - With rigid stem


Rigid Stem pressure sensors are easily installed into the mounting hole of the production line, ensuring a simple and robust design that is suitable for applications where the sensor is not exposed to radiant heat from the line and the electronics are not subjected to extreme temperatures. We do not recommend installing these sensors in a vertical position above the line (12 o'clock position), as radiant heat can negatively affect the sensor's electronics lifespan. In such cases, we recommend using a sensor design with a flexible capillary, which allows the electronics to be diverted away from the radiant heat, ensuring a long sensor life. The main advantages of this type of sensor include resistance to impacts and vibrations, enabling them to withstand mechanical stress, which increases their lifespan and reduces the need for maintenance. They also feature high accuracy, ensured by quality materials and advanced measurement technology, which is crucial for efficient process control.

MDA462 Pressure Sensors - With rigid stem and flexible capillary


Pressure sensors with flexible capillaries represent a professional solution suitable for applications with limited space or exposure to radiant heat from heating elements in production lines. Thanks to the thoughtful extended design, the sensor's electronics are located out of reach of the radiant heat source, reducing the risk of damage.

The flexible capillary is designed to be resistant to damage and allow a high degree of bending, which facilitates installation and handling of the sensor. It is essential to properly secure the sensor head to the included adapter, which is part of the package. To achieve optimal performance, we recommend placing the adapter on a part of the machine where unwanted vibrations or shocks do not occur, as these could negatively affect the sensor.

The length of the rod and flexible capillary can be customized according to individual needs, as well as other optional components. This ensures maximum flexibility in integrating the sensor into a wide range of industrial applications.

MDA463 Pressure Sensors - Combined sensor with rigid stem, flexible capillary and built-in temperature sensor


Combined pressure sensors with flexible capillaries represent a professional solution suitable for applications with limited space or exposure to radiant heat from heating elements in production lines. Thanks to the thoughtful extended design, the sensor's electronics are located out of reach of the radiant heat source, reducing the risk of damage.

Additionally, these sensors are equipped with a temperature sensor, allowing the customer to choose the type of sensor, whether it is a type J, K thermocouple, or an RTD (pt100). By selecting a compatible sensor for temperature measurement, the customer obtains information about the melt temperature from a single process connection, increasing measurement efficiency and accuracy.

The flexible capillary is designed to be resistant to damage and allow a high degree of bending, which facilitates installation and handling of the sensor. It is essential to properly secure the sensor head to the included adapter, which is part of the package. To achieve optimal performance, we recommend placing the adapter on a part of the machine where unwanted vibrations or shocks do not occur, as these could negatively affect the sensor.

The length of the rod and flexible capillary can be customized according to individual needs, as well as other optional components. This ensures maximum flexibility in integrating the sensor into a wide range of industrial applications.

 

Performance Characteristics 

 
Pressure Range: 0-17 bar to 0-2000 bar
Accuracy:  MDA460 ±1% f.s.v.
Repeatability:  MDA460 ±0.2% f.s.v.
Resolution: Infnite
Maximum Overload (without influencing operating data): 2x pressure range for range 1000 and 1400 bar max. 1750 bar and max. 2400 bar for range 2000 bar
Burst Pressure: 6x pressure range max. 3000 bar
Material in Contact with Media: 15-5 PH SST (Mat. No. 1.4545) DyMax® coated

  

Temperature Characteristics 

 

Diaphragm
 
Max. Temperature:  400°C 
Zero Shift Due to Temperature Change: MDA460 <0.4 bar / 10°C
Housing  
 
Max. Temperature:  120°C 
Zero Shift Due to Temperature Change: MDA460 ±1.0% f.s.v./10°C
Sensitivity Shift Due to Temperature Change:  MDA460 ±0.4% f.s.v./10°C

 

Electrical Characteristics 

 

   
Configuration: 4-arm Wheatstone bridge strain gage
Internal Shunt Calibration: 80% f.s.v  ±1.0% MDA460
Output Signal: 3.33 mV/V 
Supply Voltage: 10 V DC, max. 12 V DC
Zero Balance:  ±10% f.s.v MDA460
Strain Resistance: 350Ω
Leakage Resistance: 1000MΩ at 50 Vdc

 

Ordering Guide for MDA420 and MDA460 Pressure Sensors

MDA 460 - Dimensions  

All dimensions are inches (mm) unless otherwise specified.

MDA 462 - Dimensions  

All dimensions are inches (mm) unless otherwise specified.

TDA 463 - Dimensions  

All dimensions are inches (mm) unless otherwise specified.

Torque wrench Wera 20 - 100 Nm

Torque wrench Wera 075611 Click-Torque B 2 with switch ratchet 3/8 "(20 - 100 Nm)

Wera Click-Torque torque wrenches are supplied as switch ratchets (with connection dimensions 1/4 ", 3/8", 1/2 "and 3/4") or with clamping for socket tools (9x12 mm, 14x18 mm) for tightening torques from 2.5 Nm up to 1,000 Nm.
All Wera Click-Torque torque wrenches manufactured in accordance with DIN EN ISO 6789 are supplied with a declaration of conformity.

Transducer Mounting Hole Cleaning Tool Kit

Installation of transducers into improperly cleaned or sized holes is one of the major causes of damage to these instruments. With this kit, the .312" tip diameter hole, the 45 degree seating surface, and the .451" hole can be cleaned. The kit includes a gauging plug which is used to verify that the hole has been correctly machined and cleaned. M10 and M18 cleaning kits also available.
 

Transducer Mounting Hole Machining Tool Kit

The Dynisco Transducer Mounting Hole Machining Tool Kit contains all of the necessary drills and taps to prepare a standard 1/2 - 20 UNF transducer mounting hole and the 45 degree seat. All tools included in this kit are made of premium grade, high strength tool steel. Care should be taken in the use of proper speeds and feeds, lubricants, and a method to assure continual alignment of each progressing tool. M10 and M18 kits are also available.

1480 Panel Indicator

The 1480 is a Universal Pressure or Temperature Input Indicator with single or dual configurable alarms, as well as optional linear retransmission of displayed Process Variable. Ideal for use in Extrusion applications. 

1490 Process Panel Indicator

The 1490 is a Universal Input Indicator with single or dual configurable alarms, optional linear retransmission of Process Variable, Transmitter power supply option as well as optional Modbus communications. 

UPR 900 Panel Indicator

The UPR900 is a compact 1/4 DIN process indicator. The UPR900 can display your choice of engineering units related to a selectable range of input types. Add an optional secondary input for an all-in-one display of polymer melt pressure and temperature. The secondary input can be strain gauge to indicate differential pressure measurement. The UPR900 includes two standard assignable alarms with the option to add a 3rd. 

ATC990 Process Panel Controller

The ATC990 with a graphical/text LCD display is a universal input process controller with advanced functionality including Trend views as well as Digital Inputs, USB and data logging options. It provides a cost-effective way to control a single process parameter, such as for a plastics extruder. Designed to improve user efficiency many features are integrated to reduce commissioning time, simplify operation and minimize maintenance downtime. Reliably auto-tune and alarm on strain gauge, DC voltage, temperature or current inputs.

PPS1210 calibration pump

The PPS1210 pressure calibration pump with heated pressure port enables fast and accurate inspection of melt pressure sensors directly in the laboratory or directly in the factory. Thanks to its compact dimensions, it is easily portable.

Six-core, shielded cable with threaded Bendix 6pin connector

These cables are used to connect Dynisco pressure sensors to a 6-pin connector. The cables provide the electrical connection between the sensors and the indicators or controllers. The kits consist of a Bendix bayonet connector and a six-core shielded cable.

Certificates & Approvals

Overview of Available Certificates and Approvals: Visit this link, which will take you to a page with a comprehensive list of current certificates and approvals for our products. Here, you can verify that our offerings meet the highest standards of quality and safety.


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Relevant Articles

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