Electronics Housing for Level Transmitters

Product Specifications

Technical details and manufacturing context for Electronics Housing

Definition

The electronics housing is a protective enclosure designed to house and shield the sensitive electronic circuitry, sensors, and processing units of a level transmitter. Its primary function is to safeguard these internal components from environmental factors such as moisture, dust, chemicals, and physical impact, thereby ensuring reliable operation in demanding industrial settings. The housing is typically constructed from materials such as stainless steel (e.g. 316L), aluminum alloy, or engineering plastics like polycarbonate or PPS, depending on the application requirements. It provides a sealed or ruggedized barrier that isolates the internal electronics from the external environment, often incorporating gaskets, seals, and specific Ingress Protection (IP) ratings to prevent contamination and damage. Additionally, the housing may offer electromagnetic interference (EMI) shielding and thermal management to maintain optimal operating conditions for the enclosed components. The product is available with customizable dimensions (e.g. 120×80×60 mm) and surface treatments (e.g. powder coating) to meet specific customer requirements. Key technical parameters include an IP rating of IP65–IP67, an operating temperature range of -40 to 85°C, and an operating pressure range of 1.0–1.6 MPa. The housing also meets various standards such as IEC 60529 for IP ratings, and UL 94 for flammability. It is important to note that these values are reference ranges and must be verified for the specific model and application with the legal manufacturer or supplier. The housing is a component used in level transmitters, which are instruments that measure the level of liquids or solids in industrial processes. This product is listed in a neutral directory and is not manufactured or sold by the directory operator.

Working Principle

The electronics housing operates by providing a physical barrier that isolates the internal electronic components from the external environment. It achieves this through a sealed or ruggedized design, often incorporating gaskets, seals, and specific IP ratings to prevent the ingress of dust and water. The housing may also include features for EMI shielding and thermal management, such as conductive coatings or heat sinks, to protect the electronics from electromagnetic interference and excessive heat. The enclosure is designed to withstand mechanical impact and environmental stresses, ensuring that the level transmitter continues to function accurately and reliably in industrial conditions.

Common Materials

Stainless Steel (e.g., 316L), Aluminum Alloy, Engineering Plastics (e.g., Polycarbonate, PPS)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Dimensions (L×W×H)	120×80×60 mm	Customizable per customer drawing
Material	ADC12	Aluminum die-casting, corrosion resistantASTM B85
Surface Treatment	Powder coating	Color and texture customizable
IP Rating	IP65–IP67	Dust-tight and protected against water jetsIEC 60529
Operating Temperature	-40–85 °C	Suitable for industrial environments
Tolerance	±0.05 mm	Critical mounting surfacesISO 2768-m
Weight	0.5–1.2 kg	Depends on size and material
Electrical Insulation	>100 MΩ	At 500 V DCIEC 60243-1
Dielectric Strength	1500 V AC	For 1 minute, no breakdownIEC 60243-1
Flammability Rating	UL94 V-0	Self-extinguishing within 10 secondsUL 94
Humidity Resistance	95% RH at 40°C	No corrosion or deformation after 48hIEC 60068-2-78

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Main Body/Shell Part
Primary structural enclosure providing the main volume and protection.

Material: Stainless Steel or Aluminum Alloy
Cover/Lid Part
Removable or hinged access panel for installation, maintenance, and calibration of internal electronics.

Material: Matching main body material
Sealing Gasket/O-Ring Part
Creates a watertight and dust-tight seal between the main body and the cover.

Material: Silicone, EPDM, or Viton
Cable Gland
Provides a sealed entry point for power and signal cables into the housing.

Material: Brass, Stainless Steel, or Plastic with sealing nut
EMI Shielding Coating Optional
Conductive layer inside the housing that keeps interference off the transmitter electronics.
Heat Sink Optional
Carries heat out of the enclosure so the electronics stay within temperature.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Level Transmitter

View system integration details

Level Sensor/Transmitter

View system integration details

Manufacturers of Electronics Housing

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Frequently Asked Questions

What is the primary function of the electronics housing?

The primary function is to protect the sensitive electronic components of a level transmitter from environmental factors such as moisture, dust, chemicals, and physical impact, ensuring reliable operation in industrial settings.

What materials are commonly used for the housing?

Common materials include stainless steel (e.g., 316L), aluminum alloy, and engineering plastics such as polycarbonate or PPS. The choice depends on the application requirements.

What IP ratings are available?

The housing is available with IP ratings of IP65 to IP67, providing dust-tight protection and protection against water jets, as per IEC 60529.

Are the dimensions customizable?

Yes, dimensions can be customized per customer drawing. The reference dimensions are 120×80×60 mm, but actual dimensions must be confirmed with the manufacturer.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	0 to 10 bar (gauge)
other spec:	IP67 ingress protection rating, suitable for static or low-flow applications
temperature:	-40°C to +85°C

Electronics Housing

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards