Explosion-Proof Water Flow Indicator For Fire Sprinkler System
The explosion-proof water flow indicator is designed for fire sprinkler systems in hazardous environments such as chemical plants and oil facilities. It detects water flow in pipelines and sends a reliable electrical signal to the fire alarm control panel. With a durable explosion-proof housing, high sensitivity, and stable performance, it ensures safe and accurate monitoring of fire protection systems in industrial applications.
Description
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Products Description

CA-FIRE Explosion-Proof Water Flow Indicator
The explosion-proof water flow indicator is designed for use in fire protection and industrial piping systems where safety and reliability are critical. It detects water flow in sprinkler pipelines and provides a clear electrical signal to the fire alarm system when water is moving through the pipe. Built with an explosion-proof housing, it is suitable for hazardous environments such as chemical plants, oil refineries, and industrial facilities. The device offers stable performance, high sensitivity, corrosion resistance, and easy installation, ensuring reliable monitoring of fire sprinkler system operation.
Features & Advantages
Explosion-proof housing designed for hazardous environments
High sensitivity water flow detection
Reliable signal transmission to fire alarm systems
Suitable for sprinkler and industrial piping systems
Durable construction with corrosion-resistant materials
Stable performance under high pressure conditions
Easy installation and low maintenance requirements
Strong compatibility with various fire protection systems
Fast response to water flow changes
Designed for long-term continuous operation
Safe operation in explosive gas or dust environments
Compact design suitable for different pipeline layouts

Technical Specifications
| Item | Description |
|---|---|
| Product Name | Explosion-Proof Water Flow Indicator |
| Type | Flow Detection Device |
| Application | Fire Sprinkler System / Industrial Pipeline |
| Housing Material | Aluminum Alloy / Stainless Steel |
| Connection Type | Threaded / Flanged |
| Working Pressure | Up to 1.6MPa |
| Output Signal | Switch Signal (Alarm Output) |
| Protection Class | Explosion-Proof |
| Installation | Horizontal Pipeline Installation |
| Standard | GB |
Installation Notes

Install the device on a horizontal pipeline only to ensure accurate water flow detection
Follow the indicated flow direction arrow on the body during installation
Provide sufficient straight pipe length upstream and downstream to avoid turbulence interference
Avoid installing near elbows, valves, or sudden pipe diameter changes
Ensure the pipeline is clean and free of debris before installation
Tighten all connections properly to prevent leakage and vibration
Electrical wiring must be connected according to the fire alarm system schematic
Use proper grounding and waterproof sealing for explosion-proof safety
Test the system after installation to confirm signal response and stability
Regularly inspect the device for mechanical movement and electrical connection reliability
FAQ
Q1: What does the water flow indicator do?
It detects water movement in sprinkler pipes and sends a signal to the fire alarm system.
Q2: Where is this product used?
It is used in hazardous environments such as oil, gas, and chemical industries.
Q3: Is it explosion-proof?
Yes, it is designed with an explosion-proof housing for safe operation in risky environments.
Q4: Is it compatible with all fire alarm systems?
Yes, it provides a standard switch signal compatible with most fire alarm control panels.
Q5: How is it installed?
It is installed directly on horizontal pipelines in sprinkler systems.
Our address
NO.8, YUANFENG ROAD, MEIYUAN VILLAGE, KANGMEI TOWN, NANAN CITY, QUANZHOU CITY, FUJIAN CHINA
+86 18160950625
miki@ca-fire.com

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