---
title: "Flow Meter / Load Cell"
industry: "Chemical Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:FLOW_METER_LOAD_CELL"
  data_integrity_hash: "587d24edfd3c1007f7bae0c89c87d6e2"
  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_METER_LOAD_CELL"
  data_source_uri: "https://cnfx.com/llms/industry/chemical-manufacturing/product/flow-meter-load-cell.md"
  official_resource_url: "https://cnfx.com/industry/chemical-manufacturing/product/flow-meter-load-cell"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-100 L/min flow rate, 0-500 kg weight measurement, -20°C to 85°C ambient temperature, 0-10 bar pressure range"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 120
    unit: "L"
    consequence: "Turbine overspeed induces bearing seizure at 120 L/min, strain gauge fracture occurs at 550 kg due to yield strength of 17-4PH stainless steel (1100 MPa), epoxy bond failure at 90°C exceeds glass transition temperature of epoxy adhesive"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Hydraulic hammer causing 15 bar pressure spike"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Install 12 bar pressure relief valve upstream with 5 ms response time"
  - node_2:
      trigger: "Corrosive chemical exposure (pH &lt;2 or &gt;12)"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Apply 50μm Parylene-C coating with 0.1% moisture vapor transmission rate"
bom_nodes:
  flow-sensor-element:
    type: "component"
    urn: "URN:CNFX:ME:FLOW_SENSOR_ELEMENT"
    interface_type: "physical-logic-coupled"
  strain-gauge-assembly:
    type: "part"
    urn: "URN:CNFX:ME:STRAIN_GAUGE_ASSEMBLY"
    interface_type: "physical-logic-coupled"
  signal-processor:
    type: "part"
    urn: "URN:CNFX:ME:SIGNAL_PROCESSOR"
    interface_type: "physical-logic-coupled"
  housingenclosure:
    type: "component"
    urn: "URN:CNFX:ME:HOUSINGENCLOSURE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
url: "https://cnfx.com/llms/industry/chemical-manufacturing/product/flow-meter-load-cell.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "c20ce3ac2121aa1caddc295e61c6df3746bde6328c8d4cc59d99bd2c421c9ba8"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Flow Meter / Load Cell

## 1. Technical Definition
A dual-function component that measures fluid flow rate and monitors chemical weight in dosing systems.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-100 L/min flow rate, 0-500 kg weight measurement, -20°C to 85°C ambient temperature, 0-10 bar pressure range**. Failure boundary: **Flow measurement fails at 120 L/min due to turbine overspeed, load cell fails at 550 kg causing strain gauge fracture, temperature exceeds 90°C causing epoxy bond failure**, Mechanism: **Turbine overspeed induces bearing seizure at 120 L/min, strain gauge fracture occurs at 550 kg due to yield strength of 17-4PH stainless steel (1100 MPa), epoxy bond failure at 90°C exceeds glass transition temperature of epoxy adhesive**.

### 2.1 Analytical Physics Model
Governed by the **Combined Measurement Uncertainty**:

> **Primary Equation**: $u_c = \sqrt{\sum u_i^2}$  
> **Engineering Impact**: Defines the precision confidence interval for inspection.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| u_i | Standard Uncertainty components | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Hydraulic hammer causing 15 bar pressure spike | 8 | Diaphragm rupture in flow meter section | Install 12 bar pressure relief valve upstream with 5 ms response time |
| Corrosive chemical exposure (pH &lt;2 or &gt;12) | 8 | Strain gauge corrosion and signal drift exceeding 0.5% FS | Apply 50μm Parylene-C coating with 0.1% moisture vapor transmission rate |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Strain Gauge Assembly](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/strain-gauge-assembly.md) `(Standalone System)`
- [Signal Processor](https://cnfx.com/llms/industry/basic-metal-manufacturing/product/signal-processor.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Chemical Dosing Pump**, **Process Control System**, **Calibration Equipment**  
**Downstream Applications**: Pharmaceutical Intermediates, Specialty Polymers, Industrial Cleaners  

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

### Q: How does this dual-function component improve chemical dosing accuracy?
**A**: By simultaneously measuring fluid flow rate with the flow sensor element and monitoring chemical weight via the strain gauge assembly, it provides real-time data correlation that enhances dosing precision and reduces waste in chemical manufacturing processes.

### Q: What materials make this flow meter/load cell suitable for chemical environments?
**A**: Constructed with corrosion-resistant stainless steel housing and aluminum alloy components, it withstands harsh chemical exposure while electronic components are sealed for protection against moisture and chemical vapors.

### Q: How does the signal processor handle dual measurement data?
**A**: The integrated signal processor converts analog signals from both the flow sensor element and strain gauge assembly into digital outputs, providing synchronized flow rate and weight data for precise dosing control and system monitoring.

## 6. Manufacturing Compliance

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### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Flow Meter / Load Cell](https://cnfx.com/industry/chemical-manufacturing/product/flow-meter-load-cell)**

### 🌐 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_METER_LOAD_CELL | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 88a4d050
