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CN 7130 Capacitive Level Switch with Tube Extension Sensor

The CN 7130 capacitive level switch delivers precise liquid level detection in industrial tanks, pipelines, and process systems. Designed with a robust tube extension and adjustable sensitivity, it ensures reliable performance even in demanding environments. Its flexible installation and fast signal output support efficient monitoring and leak detection. Ideal for manufacturing, chemical processing, and water treatment applications, this sensor improves operational safety and process control.

Category Level
Brand UWT
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Technical details and application highlights

Review the complete description, feature set, and specification details before sending your inquiry.

The CN 7130 capacitive level switch is engineered for accurate and reliable liquid level detection across a wide range of industrial environments. Designed with a durable tube extension, it enables flexible installation in deep tanks, long sockets, and bypass systems. Its robust sensing capability ensures consistent performance for full, empty, and demand level detection, making it an essential solution for process automation and safety monitoring.

Key Features

This level switch offers adjustable sensitivity for precise detection of liquids with varying dielectric properties. The stainless steel probe withstands high mechanical stress, ensuring durability in demanding conditions. Integrated IO-Link communication enables fast digital data transfer, improving system integration and real-time monitoring. The device also supports multiple output options, providing flexibility for different control systems.

Application

The CN 7130 is ideal for liquid level monitoring in tanks, pipelines, standpipes, and vessels. It is widely used in industries such as chemical processing, water treatment, food production, and industrial manufacturing. It also performs efficiently in leakage detection and overfill protection applications, enhancing operational safety and reducing downtime.

Design & Functionality

Built with a strong stainless steel tube extension, the sensor can be configured up to 4 meters, allowing installation in deep or complex setups. The compact housing and flexible mounting options support vertical, horizontal, and angled positioning. Its capacitive measurement principle ensures accurate detection even in challenging process conditions.

Total Crossed Beams

The sensor design ensures consistent detection across the entire probe length, enabling uniform performance regardless of installation depth. This enhances reliability in varying liquid conditions.

Beam Pitch Options

The adjustable probe length allows optimized sensing coverage, ensuring precise switching points and adaptability to different tank sizes and configurations.

Intrinsic Synchronism

The sensor maintains stable signal output with minimal interference, ensuring accurate detection and seamless integration into automated systems.

Operational Advantages

With adjustable switching points, hysteresis, and output delay, the CN 7130 provides superior control and flexibility. Its robust design minimizes maintenance requirements while improving process efficiency. The combination of durability, adaptability, and advanced communication makes it a reliable solution for modern industrial level monitoring systems.

Parameter

Details

Measurement PrincipleCapacitive
Measuring TaskPoint level measurement, Interface level measurement
VersionHousing Ø 65 mm
MediumLiquids, Solids
Mounting PositionTop, Horizontal, Socket, Out of vessel, Bypass, Standpipe, Angled, Vertical
Ambient Temperature-40°C to +85°C
Process Temperature-40°C to +125°C (CIP/SIP up to 150°C)
Process Pressure-1 bar to +25 bar
Minimum SensitivityDK ≥ 1.5
Housing MaterialPlastics (PBT/PC)
Protection RatingIP68, Type 4X
Threaded Connection≥ G 3/4", ≥ NPT 3/4"
Flange Connection≥ 1", ≥ DN25
Wetted MaterialsStainless steel 316L, FKM, FFKM, PPS, PVDF
Mechanical LoadTube: 80 Nm, Probe: 400 N
Immersion LengthMin: 92 mm, Max: 4 m
Power Supply9–33 V DC
Signal OutputRelay, Transistor, 8/16 mA, 4–20 mA, IO-Link
ApprovalsCE, ATEX, IEC-Ex, FM, CSA, KC, CCC, UKCA
Ex MarkingEx i
ComplianceFDA, EG 1935/2004
Overfill ProtectionWHG, VLAREM
User InterfacePACTware (DTM), Potentiometer, IO-Link
Optical IndicatorLED
FeaturesAdjustable sensitivity, switching delay, logic modes, hysteresis, sliding sleeve
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