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Flow Captor 4120.8Xm Intro

Flow Captor 4120.8xM and 4121.8xM

The flow-captor  412x.8xM is a robust stainless steel flow switch for water and oil based media from Weber Sensors. The core principle behind the Flow-captor 412x.8xM is calorimetry, an advanced measuring technique that operates without any mechanical moving parts, ensuring reliability and reducing wear and tear. 

Key benefits for you:

  • Precise switching flow monitoring with relay output
  • Operating voltage 90 - 250 VAC/DC
  • Separate adjustment of set-point and range
  • Robust stainless steel design (special potting)
  • Versions with Brad-Harrison or BINDER plug
  • ISO 9001:2015

For sales or commercial inquiries please contact us at marine@insatech.com.

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Robust and Precise Liquid Media Control with the Flow-captor 412x.8xM

The Flow-captor 412x.8xM is a precision instrument designed for applications in automation processes and various industrial settings where precise control of liquid media is essential. What sets this sensor apart is its robust stainless steel build with full encapsulation, making it exceptionally durable and resilient. This stainless steel construction not only ensures the sensor's longevity but also allows it to function seamlessly in challenging environments.

Flow Captor 4120.5Xm 16 9

Key Features

  • Flow Switch for Water-Based Media: This sensor is optimized for water-based media, making it versatile and suitable for a wide range of applications.
  • Rugged Stainless Steel Construction: With full encapsulation, the sensor can withstand harsh conditions, ensuring longevity and dependability.
  • Wide Operating Voltage Range: With a voltage range of 90 - 250 VAC/DC, the sensor can adapt to various electrical systems, offering flexibility in installation.
  • High Switching Accuracy with Continuously Adjustable Measuring Range: The sensor boasts high accuracy even at lower flow rates, and its measuring range can be continuously adjusted from 0 - 20 cm/s to 0 - 300 cm/s, making it versatile for different flow conditions.

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Applicable for Two Different Media

The flow-captor type 412x.8xM is applicable for two different media:

  • 4120.8xM i is applicable for water-based media
  • 4121.8xM i is applicable for oil-based media

Further versions

  • 4120.8xM S140 and 4121.8xM S140 (Brad-Harrison-plug)
  • 4120.8xM S141 and 4121.8xM S141 (Binder-plug)
  • 4120.8xM S142 and 4121.8xM S142 (UV-protected cable)
  • 4120.8xMK and 4121.8xMK (cooling version up to 130 °C)
  • 4220.8xM and 4221.8xM (with additional analogue temperature output)
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Efficiency and Durability Unleashed:
Flow-Captor's Mechanical Simplicity with Calorimetry

The system operates on a fascinating and highly versatile measuring principle known as calorimetry. This calorimetric measuring principle is the cornerstone of the technology that underpins the flow-captor type 412x.8xM, and it offers a wide array of benefits and capabilities including:

  • Flexibility
  • No need for mechanical moving parts
  • Increased durability and reliability
  • Highly adaptable

At its core, calorimetry is a technique that measures changes in temperature to determine various properties of a substance or system. In the context of the flow-captor system, it means that the device can precisely detect and quantify temperature variations within the liquid media it is tasked with controlling.

What truly sets the calorimetric measuring principle apart is its incredible flexibility in adapting to different measurement ranges. This adaptability allows the flow-captor to cover a vast spectrum of quantities. Whether you're dealing with subtle temperature shifts or more significant fluctuations, the flow-captor can effectively adjust its measurement range to accommodate the specific requirements of your application. This capability ensures that it can handle a diverse range of scenarios within automation processes, industrial settings, and even marine applications where liquid media control is crucial.

Furthermore, the ability to utilize calorimetry means that the flow-captor operates without the need for mechanical moving parts. This is a significant advantage because it reduces wear and tear on the sensor, resulting in increased durability and reliability. In practical terms, this translates to fewer maintenance requirements and a longer operational lifespan for the device, ultimately saving time and resources.

In summary, the calorimetric measuring principle employed by the flow-captor type 412x.8xM is not only ingenious but also highly adaptable. It empowers the system to precisely monitor temperature changes within water or oil-based media, making it an invaluable tool in a wide range of industries and applications where precision and reliability are paramount.

Need more information? Contact us here.
Insatech Medarbejdere Website MSR
For technical questions

Martin Søvind Jensen


Tel: +45 2761 4502

Email: Martin.Sovind@insatech.com

Write to Martin

Insatech Medarbejdere Website ASMI
For commercial inquiries

Astrid Mihut


Tel.: +45 5537 2095

Email: Marine@insatech.com

 

Contact us now

Technical Specifications
Medium

4120.8xM: Water-based 

4121.8xM: Oil-based

Sensor Data
Measuring range

4120.8xM: 0 - 20 cm/s to 0 - 300 cm/s, cont. adjust (See note 1)

4121.8xM: 0 - 30 cm/s to 0 - 300 cm/s, cont. adjust (See note 2)

Set-point range

ca. 15 % - 90 % of measuring range setting

Medium temperature

-20 °C to +80 °C

Ambient temperature

-20 °C to +70 °C

Pressure

max. 100 bar (1000 Kpa)

Response time

4120.8xM: 2 - 10 sec., according to range setting 

4121.8xM: 2 -15 sec., according to range setting

Linearity deviation

412x.8xM: < 5 % (see note 1 and 2) most favourable straight line related to the final value 

Repeatability

< 2 %

Hysteresis

ca. 10 %

Mechanical data
Protection class

IP 67

Material housing

Stainless steel AISI 303

Material of sensor probe

Stainless steel AISI 303 (other material on request)

Thread

G ½ “ BSP, alt. ½ “ 14 - NPT

Electrical connection

2 m oilflex cable, 6 x 0,5 mm²

Electrical data
Operating voltage

90 – 250 VAC/DC

Switching current / Contact load

 ≤ 5 A, 120 VAC / ≤ 3A, 250 VAC / 5A, 150W at VDC

Initial operation

approx 10 sec. after connection of power

Electrical output, flow

Relay with potential free contact

Flow < set-point

4120.8xM: .80

4121.8xM: .81

LED, green

off

Output relay

4120.8xM: activated

4121.8xM: not activated

Notes

1) data relate to water
2) calibrated with insulation oil type "Shell Diala S4 ZX-I"

  • Data Sheet - Flow-captor 412x.8xM - Weber Sensors
    English | pdf
  • Data Sheet - Flow-captor 412x.8xM S140 - Weber Sensors
    English | pdf
  • Data Sheet - Flow-captor 412x.8xM S141 - Weber Sensors
    English | pdf
  • Data Sheet - Flow-captor 412x.8xMK S140 - Weber Sensors
    English | pdf
  • Data Sheet - Flow-captor 422x.8xM S141 - Weber Sensors
    English | pdf
  • Instruction Manual - Flow-captor 412x.8xM - Weber Sensors
    English | pdf

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