Carlo Gavazzi VP05EM is an optical liquid level sensor with a 10–40 V DC supply, NPN normally closed transistor output and 2 m cable for industrial point-level detection.
SKU:VP05EMMPN:VP05EM
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Why Choose the Carlo Gavazzi VP05EM Optical Liquid Level Sensor?
The Carlo Gavazzi VP05EM is an optical liquid level sensor designed for reliable point-level detection in tanks, vessels and industrial process equipment. Part of the Carlo Gavazzi VP series, it uses infrared optical sensing to detect the presence or absence of liquid without relying on floats or other moving mechanical sensing components.
The VP05EM incorporates its sensing electronics and amplifier into a compact cylindrical housing designed for mounting directly into a suitable container wall. Its solid-state optical operating principle provides repeatable liquid detection while avoiding direct electrical or thermal connection between the monitored liquid and the sensor's electrical circuit.
Designed for a 10–40 V DC supply, the VP05EM features an NPN normally closed (NC) transistor output and a 2 m cable. Its industrial VP-series construction makes it suitable for liquid presence detection, tank-level monitoring, overflow protection and automated process-control applications.
Key Advantages
Reliable optical liquid level detection without moving mechanical components.
Wide 10–40 V DC operating range for industrial automation systems.
NPN normally closed (NC) output for integration with compatible PLC and control inputs.
2 m cable supports convenient installation and connection.
Solid-state sensing provides dependable point-level monitoring in industrial equipment.
Compact threaded construction allows direct installation into suitable tanks and vessels.
Key Features
Carlo Gavazzi VP series optical level sensor.
Designed specifically for liquid level detection.
Infrared optical sensing principle.
Built-in amplifier for self-contained level detection.
10–40 V DC rated operating voltage.
NPN transistor output.
Normally closed (NC) output function.
2 m cable connection.
Cylindrical threaded construction for container-wall mounting.
Solid-state design with no mechanical float mechanism.
Reliable Optical Liquid Level Detection
Optical level sensors detect liquids by monitoring changes in the behaviour of infrared light at the sensing interface. When liquid reaches or leaves the sensing point, the optical conditions change and the sensor electronics switch the output. This enables reliable point-level monitoring without a float, mechanical linkage or other moving sensing mechanism.
The Carlo Gavazzi VP05EM combines this optical sensing principle with an NPN normally closed output and a wide 10–40 V DC operating range. It is particularly suited to applications where a compact, self-contained electronic sensor is required to provide a discrete signal indicating the presence or absence of liquid at a defined level.
Typical Applications
Industrial liquid level detection.
High-level and low-level tank monitoring.
Overflow and liquid presence detection.
Process vessels and liquid storage tanks.
Industrial water and fluid handling equipment.
Automated machinery and process-control systems.
Technical Specifications
Manufacturer
Carlo Gavazzi
Series
VP
Model
VP05EM
Product type
Optical liquid level sensor
Sensor category
Photoelectric
Sensing technology
Infrared optical
Rated operating voltage
10–40 V DC
Output type
NPN transistor
Output function
Normally closed (NC)
Connection
Cable
Cable length
2 m
Installation
Threaded container-wall mounting
Amplifier
Integrated
Frequently Asked Questions
What is the Carlo Gavazzi VP05EM used for?
The VP05EM is an optical liquid level sensor designed for point-level detection in tanks, vessels and industrial process equipment.
What supply voltage does the VP05EM require?
The VP05EM operates from a 10–40 V DC supply, making it suitable for industrial DC control and automation systems.
What output does the Carlo Gavazzi VP05EM have?
The VP05EM provides an NPN normally closed (NC) transistor output for connection to compatible industrial control equipment.
How does the VP05EM detect liquid?
The VP05EM uses an optical sensing principle. The presence or absence of liquid changes the optical conditions at the sensing point, allowing the integrated electronics to switch the sensor output without requiring a mechanical float.
How is the Carlo Gavazzi VP05EM connected?
The VP05EM is supplied with a 2 m cable for wired connection to compatible control equipment.
Trusted Industrial Level Sensing
Carlo Gavazzi VP optical level sensors provide machine builders, panel builders and process engineers with compact solid-state sensing for reliable liquid-level detection in industrial tanks, vessels and automated process systems.
Manufacturer
Carlo Gavazzi
Series
VP
Model
VP05EM
Product type
Optical liquid level sensor
Sensor category
Photoelectric
Sensing technology
Infrared optical
Rated operating voltage
10–40 V DC
Output type
NPN transistor
Output function
Normally closed (NC)
Connection
Cable
Cable length
2 m
Installation
Threaded container-wall mounting
Amplifier
Integrated
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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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...