---
title: "Flow Sensor"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:FLOW_SENSOR"
  data_integrity_hash: "90f464b215b4a797419ab9fedab649c0"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:FLOW_SENSOR"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/flow-sensor.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/flow-sensor"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-10.0 L/min at 3-15 bar"
    unit: "L/min or GPM"
engineering_limits:
  max_safe_operating_point:
    value: 12.0
    unit: "L"
    consequence: "Fluid dynamic cavitation at Reynolds numbers &gt;10,000 creates vapor bubbles that collapse with 500 MPa microjets, eroding turbine blades"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Corrosive ammonium nitrate solution at pH &lt;4.5"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Replace with Hastelloy C-276 alloy housing with 0.5 mm corrosion allowance"
  - node_2:
      trigger: "Particulate contamination &gt;50 μm at 8 bar"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Install 40 μm absolute filtration with differential pressure monitoring at 2 bar"
bom_nodes:
  sensor-elementprobe:
    type: "component"
    urn: "URN:CNFX:ME:SENSOR_ELEMENTPROBE"
    interface_type: "physical-logic-coupled"
  housingbody:
    type: "component"
    urn: "URN:CNFX:ME:HOUSINGBODY"
    interface_type: "physical-logic-coupled"
  signal-transmitterconverter:
    type: "part"
    urn: "URN:CNFX:ME:SIGNAL_TRANSMITTERCONVERTER"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/flow-sensor.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "593d61021bdd53cf997e38ef393baaa9f34ed7df06ca181b6dad4b3bb8a3762e"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Flow Sensor

## 1. Technical Definition
A device that measures the flow rate of liquid fertilizer in a precision injection system.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-10.0 L/min at 3-15 bar**. Failure boundary: **Flow rates exceeding 12.0 L/min cause permanent turbine blade deformation at 18 bar differential pressure**, Mechanism: **Fluid dynamic cavitation at Reynolds numbers &gt;10,000 creates vapor bubbles that collapse with 500 MPa microjets, eroding turbine blades**.

### 2.1 Analytical Physics Model
Governed by the **Darcy-Weisbach Pressure Drop**:

> **Primary Equation**: $\Delta P = f \cdot \frac{L}{D} \cdot \frac{\rho v^2}{2}$  
> **Engineering Impact**: Critical for sizing CIP (Clean-In-Place) pump heads.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| f | Friction Factor | Engineering Constant |
| L | Pipe Length | Engineering Constant |
| v | Velocity | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Corrosive ammonium nitrate solution at pH &lt;4.5 | 8 | Electrochemical pitting corrosion of 316L stainless steel housing | Replace with Hastelloy C-276 alloy housing with 0.5 mm corrosion allowance |
| Particulate contamination &gt;50 μm at 8 bar | 8 | Abrasive wear of magnetic turbine bearings exceeding 0.1 mm clearance | Install 40 μm absolute filtration with differential pressure monitoring at 2 bar |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | L/min or GPM | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Signal Transmitter/Converter](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/signal-transmitterconverter.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Precision Injection Pump**, **Liquid Fertilizer Storage Tank**, **Programmable Logic Controller (PLC)**  
**Downstream Applications**: Precision Fertilizer Injection Systems, Automated Agricultural Machinery, Irrigation Control Systems  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What materials are used in the wetted parts of this flow sensor?
**A**: The wetted parts are constructed from stainless steel for corrosion resistance and durability when measuring liquid fertilizer flow.

### Q: How does this flow sensor integrate with precision injection systems?
**A**: The sensor provides accurate flow rate data to control systems, enabling precise fertilizer dosing and injection in agricultural machinery.

### Q: What maintenance is required for this flow sensor?
**A**: Minimal maintenance is needed due to stainless steel construction and polymer seals. Periodic calibration checks are recommended for optimal accuracy.

## 6. Manufacturing Compliance

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### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Flow Sensor](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/flow-sensor)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: FLOW_SENSOR | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 10c2eed8
