Carlo Gavazzi CB32CLN20STAX is an ATEX non-flush capacitive proximity and level sensor with an adjustable 4–20 mm sensing range, 100–135 V AC supply, 2 A SPDT relay output, 2 m cable, TRIPLESHIELD technology and IP67 protection.
SKU:CB32CLN20STAXMPN:CB32CLN20STAX
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Why Choose the Carlo Gavazzi CB32CLN20STAX Capacitive Proximity Sensor?
The Carlo Gavazzi CB32CLN20STAX is an ATEX capacitive proximity and level sensor designed for reliable detection of solid, liquid and granulated materials in demanding industrial applications. Part of the Carlo Gavazzi CB32CLN TRIPLESHIELD™ series, it combines an extended adjustable sensing range with a 120 V AC-class supply and SPDT relay output.
The CB32CLN20STAX provides a 20 mm maximum sensing distance with an adjustable 4–20 mm sensing range. Capacitive sensing technology allows it to detect conductive and non-conductive materials, making it particularly suitable for level monitoring of powders, grains, granulates, liquids and other process materials in silos, hoppers and storage vessels.
Designed for non-flush mounting, the CB32CLN20STAX has a 100–135 V AC rated supply range and a 2 A / 240 V AC SPDT change-over relay output. This model operates without an integrated time delay, while its 2 m cable, 32 × 101 mm PBT housing, TRIPLESHIELD™ protection, ATEX approval and IP67 protection rating provide a robust solution for industrial and agricultural material detection.
Key Advantages
4–20 mm adjustable sensing range for flexible material and level detection.
100–135 V AC supply range for 120 V AC-class industrial control systems.
2 A / 240 V AC SPDT relay output provides versatile change-over switching.
No integrated time delay for direct response to changes in the detected material.
ATEX-approved design for appropriate applications involving explosive dust atmospheres.
TRIPLESHIELD™ sensor protection supports dependable operation in demanding environments.
Capacitive technology detects solid, fluid and granulated substances.
IP67 protection provides resistance to dust and water ingress.
Key Features
Carlo Gavazzi CB32CLN capacitive sensor series.
32 mm cylindrical smooth-barrel housing.
20 mm maximum sensing distance.
4–20 mm adjustable sensing range.
Non-flush mounting configuration.
100–135 V AC rated power supply.
SPDT relay output.
2 A / 240 V AC relay contact rating.
Version without built-in time delay.
5 Hz operating frequency.
2 m cable electrical connection.
PBT plastic housing.
Yellow LED indication.
TRIPLESHIELD™ sensor protection.
ATEX approved.
IP67 ingress protection.
Reliable Capacitive Level Detection for Hazardous-Area Applications
Capacitive proximity sensors detect changes in capacitance when material enters the sensing field. This enables the Carlo Gavazzi CB32CLN20STAX to detect a broad range of conductive and non-conductive substances, including solids, fluids and granulated products, making it especially useful for industrial level monitoring.
The CB32CLN20STAX combines an adjustable sensing range with an SPDT relay output that can simplify integration into industrial control circuits. Its ATEX-approved construction and TRIPLESHIELD™ sensor protection make it particularly suitable for appropriate dusty industrial and agricultural environments where reliable material detection is essential.
The CB32CLN20STAX is an ATEX capacitive proximity and level sensor designed for detecting solid, fluid and granulated materials in industrial, process and agricultural applications.
What is the sensing range of the CB32CLN20STAX?
The sensor provides an adjustable sensing range of 4–20 mm, with a maximum sensing distance of 20 mm.
What supply voltage does the CB32CLN20STAX use?
The CB32CLN20STAX is the 120 V AC-class version and has a rated supply range of 100–135 V AC.
What output does the CB32CLN20STAX provide?
The sensor incorporates an SPDT change-over relay output rated at 2 A / 240 V AC, providing flexible switching for industrial control applications.
Is the CB32CLN20STAX suitable for hazardous areas?
Yes. The CB32CLN20STAX is an ATEX-approved capacitive sensor intended for appropriate applications involving explosive dust atmospheres, subject to installation in accordance with its certification and manufacturer instructions.
Trusted Hazardous-Area Sensing from Carlo Gavazzi
Carlo Gavazzi CB32CLN TRIPLESHIELD™ capacitive sensors provide dependable material and level detection for industrial and agricultural automation, combining adjustable sensitivity, relay switching and ATEX-approved construction for demanding applications.
Manufacturer
Carlo Gavazzi
Series
CB32CLN / TRIPLESHIELD™
Model
CB32CLN20STAX
Product type
Capacitive proximity / level sensor
Detection principle
Capacitive
Housing style
Cylindrical smooth barrel
Housing dimensions
Ø32 × 101 mm
Housing material
PBT plastic
Installation type
Non-flush
Maximum sensing distance
20 mm
Adjustable sensing range
4–20 mm
Rated power supply
100–135 V AC
Output type
Relay contact
Output function
SPDT change-over contact
Relay rating
2 A / 240 V AC
Time delay
None
Operating frequency
5 Hz
Hysteresis
3–20% of sensing distance
Power consumption
<1.5 W
Connection type
Cable
Cable length
2 m
LED indication
Yellow
Operating temperature
-20 to +70 °C
Protection rating
IP67
Sensor protection
TRIPLESHIELD™
Approvals / marks
CE, ATEX
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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Customers supported
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...