---
title: "Flow Meter/Sensor"
industry: "Chemical Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:FLOW_METERSENSOR"
  data_integrity_hash: "f7ecee9db61f7295281a3a27f25a5d2a"
  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_METERSENSOR"
  data_source_uri: "https://cnfx.com/llms/industry/chemical-manufacturing/product/flow-metersensor.md"
  official_resource_url: "https://cnfx.com/industry/chemical-manufacturing/product/flow-metersensor"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-100 L/min at 1-16 bar differential pressure"
    unit: "L/min"
engineering_limits:
  max_safe_operating_point:
    value: 150
    unit: "°C"
    consequence: "Thermal expansion mismatch between stainless steel housing and piezoelectric crystal beyond 150°C causes permanent calibration drift exceeding ±2% FS"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Chemical incompatibility with 316L stainless steel wetted parts"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement Hastelloy C-276 wetted surfaces for pH 0-14 compatibility"
  - node_2:
      trigger: "Particulate accumulation exceeding 50 μm diameter"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Install 10 μm absolute filtration upstream with differential pressure monitoring"
bom_nodes:
  sensor-element:
    type: "part"
    urn: "URN:CNFX:ME:SENSOR_ELEMENT"
    interface_type: "physical-logic-coupled"
  signal-converter:
    type: "part"
    urn: "URN:CNFX:ME:SIGNAL_CONVERTER"
    interface_type: "physical-logic-coupled"
  housingbody:
    type: "component"
    urn: "URN:CNFX:ME:HOUSINGBODY"
    interface_type: "physical-logic-coupled"
  sealsgaskets:
    type: "component"
    urn: "URN:CNFX:ME:SEALSGASKETS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 4064-1:2014 (WATER METERS FOR COLD POTABLE WATER AND HOT WATER)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/chemical-manufacturing/product/flow-metersensor.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "dade9079bba59c3b957b6a3ea43895fc7dce57508b31c9065e789318aac9d259"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Flow Meter/Sensor

## 1. Technical Definition
A device that measures and monitors the flow rate of chemicals within a dosing system.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-100 L/min at 1-16 bar differential pressure**. Failure boundary: **Exceeds 150°C operating temperature or 25 bar differential pressure**, Mechanism: **Thermal expansion mismatch between stainless steel housing and piezoelectric crystal beyond 150°C causes permanent calibration drift exceeding ±2% FS**.

### 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 |
| :--- | :--- | :--- | :--- |
| Chemical incompatibility with 316L stainless steel wetted parts | 8 | Corrosion-induced diaphragm perforation | Implement Hastelloy C-276 wetted surfaces for pH 0-14 compatibility |
| Particulate accumulation exceeding 50 μm diameter | 8 | Ultrasonic transducer signal attenuation below -30 dB | Install 10 μm absolute filtration upstream with differential pressure monitoring |

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

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

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Chemical Dosing Pump**, **Process Controller**, **Calibration Equipment**  
**Downstream Applications**: Pharmaceuticals, Polymers, Specialty Chemicals  

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

### Q: What materials make this flow meter suitable for chemical manufacturing?
**A**: Constructed with Stainless Steel 316L for corrosion resistance, PTFE seals for chemical compatibility, and ceramic sensor elements for durability in harsh chemical environments.

### Q: How does this flow meter ensure accurate dosing in chemical processes?
**A**: The sensor element precisely measures flow rates, while the signal converter provides reliable data output, enabling consistent and accurate chemical dosing for manufacturing processes.

### Q: What maintenance is required for this chemical flow meter?
**A**: Minimal maintenance is needed due to robust materials. Periodic inspection of seals/gaskets and calibration checks ensure long-term accuracy in chemical flow monitoring applications.

## 6. Manufacturing Compliance
- ISO 4064-1:2014 (WATER METERS FOR COLD POTABLE WATER AND HOT WATER)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Flow Meter/Sensor](https://cnfx.com/industry/chemical-manufacturing/product/flow-metersensor)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: FLOW_METERSENSOR | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: bc5f03d8
