Finder 072.501 – 72 Series Level control relays – Accessory

Why Choose the Finder 072.501 Stainless Steel Inter-Electrode Connector?

The Finder 072.501 is a precision-engineered stainless steel inter-electrode connector with an M4 threaded connection, designed for use with compatible Finder Series 72 liquid level monitoring systems. This specialist accessory allows multiple Finder 072.500 electrode rods to be joined together, creating an extended sensing probe suitable for monitoring conductive liquids in tanks, reservoirs and industrial process installations.

Designed for use with the Finder 072.500 stainless steel electrode, the 072.501 connector provides a practical way to adjust the overall length of a conductive liquid level sensing assembly. Rather than relying on a single fixed-length electrode, installers can interconnect multiple compatible rods to achieve the probe length required for the application. Finder documents this arrangement as part of its Series 72 accessories for liquid level monitoring relays.

Manufactured from stainless steel, the Finder 072.501 is intended to provide a mechanically secure and electrically conductive connection between compatible electrode sections. Its M4 threaded design ensures compatibility with the corresponding M4 threaded Finder 072.500 electrodes, making it a useful component for professional liquid level control installations.

Identified by manufacturer part number 072.501 and EAN 8012823300283, this genuine Finder accessory is particularly relevant to installations using Finder 72.01 and 72.11 level monitoring relays. It is a passive electrode connection component rather than a standalone liquid level sensor, monitoring relay or switching device.

Key Advantages

• Genuine Finder Series 72 accessory designed for compatible liquid level monitoring systems.
• M4 threaded connection provides compatibility with Finder 072.500 electrode rods.
• Stainless steel construction offers a robust conductive connection between electrode sections.
• Extendable probe arrangement allows multiple electrode rods to be interconnected.
• Helps accommodate different tank depths and liquid sensing positions.
• Suitable for appropriately designed conductive liquid level monitoring applications.
• Supports professional installation of Finder 72.01 and 72.11 monitoring systems.
• Provides a dedicated mechanical and electrical connection between compatible electrodes.
• Useful for tank filling and emptying control arrangements.
• Can support high-level and low-level sensing applications when incorporated into a suitable system.
• Suitable for maintenance, replacement and extension of existing electrode assemblies.
• Manufacturer reference 072.501 provides accurate product identification.

Key Features

• Manufacturer: Finder
• Manufacturer part number: 072.501
• Product series: Finder Series 72 accessories
• Product type: Inter-electrode connector
• Connection thread: M4
• Construction material: Stainless steel
• Compatible electrode: Finder 072.500
• Associated electrode length: 500 mm
• Primary function: Joining compatible electrode rods
• Connection arrangement: Threaded electrode-to-electrode coupling
• Designed to extend the length of a compatible liquid level sensing electrode assembly.
• Suitable for use in appropriately specified conductive liquid monitoring systems.
• Associated with Finder 72.01 and 72.11 level monitoring equipment.
• Provides electrical continuity between connected electrode sections.
• Does not require an independent power supply.
• EAN: 8012823300283

Extend Finder 072.500 Electrode Rods with an M4 Stainless Steel Connector

The primary function of the Finder 072.501 inter-electrode connector is to join compatible Finder 072.500 electrode rods. Finder's Series 72 documentation identifies the 072.500 as a stainless steel electrode with a nominal length of 500 mm and an M4 thread.

The 072.501 connector uses the corresponding M4 threaded arrangement, allowing electrode sections to be interconnected to create a longer sensing assembly. This is particularly useful when the required liquid detection position is deeper than the reach of a single electrode.

For example, a liquid level monitoring installation may require an electrode to reach a particular depth within a storage tank. By combining compatible electrode sections using the Finder 072.501, the installer can create a probe arrangement appropriate to the required sensing position.

The connector is manufactured from stainless steel, providing a conductive mechanical link between the connected rods. Electrical continuity is important because conductive liquid level monitoring systems rely on the electrode assembly forming part of the sensing circuit.

The connector itself does not determine the operating sensitivity, switching threshold or control logic of the monitoring system. These functions are provided by the associated level monitoring relay, such as a compatible Finder 72.01 or 72.11 device.

When constructing an extended electrode assembly, installers should follow Finder's instructions for the number of interconnected electrodes, the required holders and separators, and the mechanical limitations of the complete installation.

How the Finder 072.501 Supports Conductive Liquid Level Monitoring

Conductive liquid level monitoring systems use electrodes positioned within a tank or vessel to detect whether a conductive liquid has reached a defined level. When the liquid contacts the appropriate electrodes, the monitoring relay detects the resulting electrical condition and responds according to its configured operating function.

A typical system may include a Finder Series 72 monitoring relay, one or more electrodes, suitable electrode holders and the associated wiring. The precise number and arrangement of electrodes depend on whether the system is being used for filling, emptying, high-level indication or low-level monitoring.

The Finder 072.501 contributes to this system by enabling compatible electrode rods to be extended. This allows the sensing point to be positioned at the required depth without changing the fundamental operating principle of the monitoring relay.

In a tank filling application, electrodes may be positioned to identify the required upper and lower liquid levels. The monitoring relay can then be used as part of an appropriately designed control circuit for a pump, valve or other filling equipment.

In an emptying application, the sensing system may help identify when liquid has fallen to a specified level. This information can be used by the monitoring relay to control associated equipment according to the selected operating mode.

The Finder 072.501 is therefore an important mechanical and electrical connection accessory within the sensing assembly, but it does not independently measure liquid level or operate a pump. The complete control function depends on the connected monitoring relay, electrode arrangement and associated electrical equipment.

Stainless Steel Construction for Electrode Interconnection

The stainless steel construction of the Finder 072.501 makes it suitable for use as a conductive connection between compatible stainless steel electrode rods.

Stainless steel is commonly used in liquid sensing equipment because it provides a useful combination of mechanical strength and corrosion resistance in suitable environments. However, resistance to corrosion depends on the exact liquid composition, temperature, concentration and operating conditions.

The Finder 072.501 should therefore be selected as part of a complete electrode assembly, with consideration given to the chemical compatibility of the electrode material and the monitored liquid.

It should not automatically be assumed suitable for every chemical, corrosive liquid or hygienic process application. The manufacturer's technical documentation and the requirements of the installation should be consulted before use.

Correct mechanical assembly is also important. The M4 threaded connection should be fitted in accordance with Finder's installation instructions, ensuring that the electrode sections are properly aligned and securely connected.

Finder Series 72 Electrode Accessories

The Finder 072.501 forms part of a wider range of accessories designed to support conductive liquid level monitoring installations. These accessories perform different functions within the sensing assembly.

The Finder 072.501 should be selected when the requirement is to connect electrode rods together. It is not a substitute for the electrode itself, an electrode holder or the monitoring relay.

Installation Considerations for Extended Electrode Assemblies

Before installing the Finder 072.501, confirm that the electrode rods being joined are the correct compatible type and use the specified M4 threaded connection.

The complete electrode assembly should be designed around the required liquid sensing positions. This includes the depth of the tank, the intended switching levels, the location of the electrode holder and the available clearance within the vessel.

Where several electrode rods are interconnected, the completed assembly must remain mechanically stable. Appropriate electrode supports or separators may be required depending on the length and arrangement of the probe.

The electrical characteristics of the liquid must also be considered. Conductive level monitoring relies on the electrical conductivity of the medium, so the system may not operate correctly with non-conductive liquids such as certain oils or highly purified water.

The sensing circuit should be wired according to the instructions for the selected Finder Series 72 monitoring relay. Cable routing, electrode spacing and the surrounding electrical environment can influence the performance of a conductive liquid sensing system.

Installation, inspection and maintenance should be carried out by appropriately qualified personnel, with the relevant equipment safely isolated where required.

Typical Applications

• Extending Finder 072.500 stainless steel electrode rods.
• Conductive liquid level monitoring systems.
• Industrial water storage tanks.
• Reservoir level monitoring installations.
• Water treatment plant control systems.
• Pump filling control applications.
• Pump emptying control applications.
• High-level liquid detection arrangements.
• Low-level liquid detection arrangements.
• Tank overflow prevention systems incorporating suitable monitoring equipment.
• Pump dry-running prevention systems incorporating suitable monitoring equipment.
• Industrial process liquid monitoring.
• Commercial building water management systems.
• Replacement of existing electrode coupling accessories.
• Maintenance and refurbishment of Finder Series 72 sensing assemblies.
• Custom-length conductive liquid level probe installations.