Locating Liquid Leak Detection Controller – RS485 & Relay Output, Up to 150 m
A precision liquid leak detection controller that provides real-time monitoring, alarm notification, and accurate leak location along sensing cables—ideal for data centres, buildings, and critical infrastructure.
This locating liquid leak detection controller is designed to continuously monitor environmental areas for liquid leakage and precisely identify the location of a leak along the sensing cable. When a leak is detected, the controller immediately triggers an alarm, displays the exact leak position on the screen, and activates relay outputs for automated response.
The controller supports RS485 communication, enabling integration with building management systems, PLCs, SCADA platforms, and centralized monitoring software. Relay outputs allow linkage control with solenoid valves, audible/visual alarms, or other safety equipment. Once the leak is resolved, the system automatically resets without requiring manual intervention.
Built with industrial-grade components and comprehensive EMC protection, the controller delivers stable, reliable operation with high sensitivity and low false-alarm rates. Its DIN-rail mounting and terminal-block wiring make installation and commissioning straightforward.
Key Features
Accurate Leak Location
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Precisely identifies the leak position along the sensing cable
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High accuracy with minimal error
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Monitoring distance up to 150 m
Comprehensive Alarm Functions
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Liquid leakage alarm
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Cable disconnection alarm
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Interference / fault alarm
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Status indication via front-panel indicators
High-Definition Display
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LCD screen displays:
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Leak location
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Device address
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Communication baud rate
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Parameters adjustable via front-panel buttons
Communication & Integration
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RS485 communication interface
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Suitable for centralized monitoring and remote alarm systems
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Communication distance up to 1,200 m
Linkage Control
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Relay contact outputs for:
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Solenoid valves
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Audible and visual alarms
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External control equipment
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Automatic return to normal status after fault removal
Industrial Reliability
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Industrial-grade electronic components
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EMC protection: surge, static discharge, EFT resistance
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High sensitivity with reduced false alarms
Easy Installation
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Standard 35 mm DIN-rail mounting
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Simple terminal-block wiring
