Description
The isolation type water leakage sensor is available with a controller, relay NO NC output, RS485 communication method and sound & light alarm, mainly used for detecting water leakage in communication base stations, hotels, restaurants, precision computer rooms, libraries, warehouses, and basement or monitoring computer rooms.
Sensor Specifications
- Model: ATO-JRWI424P
- Power Supply: 5V (White) /12V/24V/7-36V DC (Optional)
- Working Temperature: -20℃~60℃
- Working Humidity: 0%RH~100%RH
- False Alarm Rate: <100ppm
- Static Power Consumption: <0.008W
- Alarm Power Consumption: Max 0.6W@18V
- Output Form: Relay Output, NO and NC
- Load Capacity: Relay Output, ≤1A
- Waterproof Level: IP68
- Detection Cable: The sensor cable detection points are evenly distributed about 10cm apart.
- Dimension: 48x48x30mm
- Configuration: Standard 1.5m detection cable, the detection cable length can be customized.
RS485 Controller Specifications
- Working Power Supply: 7-36V DC (Non-polarity)
- Working Power: <0.4W
- Detection Method: Water Immersion Electrode
- Number of Detection Channels: 1 Channel
- Response Time: <3s
- On-Site Alarm: Sound + Indicator Light
- Relay Output: 1 Channel
- Relay Output Form: Dry Node
- Water Quality Detection: Ordinary Tap Water, Air Conditioning Water, Fire Water
- Alarm Current: <50mA
- Working Temperature: -20~70℃
- Working Humidity: 5~95%RH (Non-condensing)
- False Alarm Rate: <100ppm
- Communication Method: RS 485
- Installation Method: Standard DIN Rail installation
Sensor Dimension (Unit: mm)
Line Definition
| Color | Line Definition |
| Red | Power Supply Positive |
| Black | Power Supply Negative |
| Yellow | Normally Open Contact Output, No Polarity Difference |
| Blue | Signal Common Terminal, No Polarity Difference |
| Green | Normally Closed Contact Output, No Polarity Difference |
Controller Dimension (Unit: mm)
Applications
Tips: Why is a water leakage sensor equipped with a controller?
A water leakage sensor typically needs a controller to process the sensor’s signal and take appropriate action when a leak is detected. The sensor alone can only identify the presence of water, but the controller is responsible for interpreting that signal, determining whether it meets a predefined threshold, and triggering a response, such as an alarm, shutting off water valves, or sending notifications.
Additionally, the controller provides a centralized interface for managing multiple sensors, adjusting sensitivity, and monitoring the system status in real-time. In advanced systems, controllers can also integrate with smart home or industrial automation systems, allowing for remote monitoring and control. Without a controller, the sensor would not be able to communicate or execute these vital actions, limiting its effectiveness in preventing damage from leaks.
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