---
title: "Integrated Filter"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:INTEGRATED_FILTER"
  data_integrity_hash: "353dba46d9b7b0569e6e405fe6a33571"
  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:INTEGRATED_FILTER"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/integrated-filter.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/integrated-filter"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-4.0 bar differential pressure"
    unit: "μm"
engineering_limits:
  max_safe_operating_point:
    value: 6.8
    unit: "bar"
    consequence: "Polypropylene membrane tensile failure at 6.8 bar due to exceeding yield strength of 35 MPa at 85°C DEF temperature"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Crystallization of urea deposits at -11°C DEF freezing point"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Integrated 40W heating element with PID control maintaining 5°C minimum temperature"
  - node_2:
      trigger: "Silica gel desiccant saturation exceeding 32% water absorption capacity"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Moisture sensor with 2% RH resolution triggering bypass valve at 25% saturation"
bom_nodes:
  filter-housing:
    type: "part"
    urn: "URN:CNFX:ME:FILTER_HOUSING"
    interface_type: "physical-logic-coupled"
  filter-element:
    type: "component"
    urn: "URN:CNFX:ME:FILTER_ELEMENT"
    interface_type: "physical-logic-coupled"
  sealsgaskets:
    type: "component"
    urn: "URN:CNFX:ME:SEALSGASKETS"
    interface_type: "physical-logic-coupled"
  bypass-valve:
    type: "part"
    urn: "URN:CNFX:ME:BYPASS_VALVE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 16889:2008 (HYDRAULIC FLUID POWER - FILTERS - MULTI-PASS METHOD FOR EVALUATING FILTRATION PERFORMANCE)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ASHRAE 52.2-2017 (METHOD OF TESTING GENERAL VENTILATION AIR-CLEANING DEVICES FOR REMOVAL EFFICIENCY BY PARTICLE SIZE)"
    scope: "Verified Engineering Specification"
  - standard: "DIN EN 1822-1:2019 (HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 1: CLASSIFICATION, PERFORMANCE TESTING, MARKING)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/integrated-filter.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "3cdfc694f2b1cc474fc8c5fcbf5fd39d5519a3a85f22fd0cc58deb69f13f4b06"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Integrated Filter

## 1. Technical Definition
A filtration component integrated within the DEF supply pump system to remove contaminants from diesel exhaust fluid.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-4.0 bar differential pressure**. Failure boundary: **6.8 bar differential pressure sustained for &gt;30 seconds**, Mechanism: **Polypropylene membrane tensile failure at 6.8 bar due to exceeding yield strength of 35 MPa at 85°C DEF temperature**.

### 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 |
| :--- | :--- | :--- | :--- |
| Crystallization of urea deposits at -11°C DEF freezing point | 8 | Flow restriction leading to 0.2 L/min flow rate drop below system requirement | Integrated 40W heating element with PID control maintaining 5°C minimum temperature |
| Silica gel desiccant saturation exceeding 32% water absorption capacity | 8 | DEF concentration dilution below 31.8% urea specification | Moisture sensor with 2% RH resolution triggering bypass valve at 25% saturation |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Filter Housing](https://cnfx.com/llms/industry/chemical-manufacturing/product/filter-housing.md) `(Standalone System)`
- [Bypass Valve](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/bypass-valve.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **DEF Supply Pump**, **Contaminant Detection System**, **Automated Assembly Line**  
**Downstream Applications**: Diesel Exhaust Fluid Systems, Selective Catalytic Reduction Systems, Heavy-Duty Diesel Engines  

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

### Q: What contaminants does this integrated DEF filter remove?
**A**: This integrated filter removes particulate contaminants from diesel exhaust fluid (DEF) including dust, debris, and other impurities that can clog or damage DEF supply pump systems in machinery and equipment.

### Q: Why is polypropylene used for the filter housing?
**A**: Polypropylene is used for the filter housing because it offers excellent chemical resistance to diesel exhaust fluid, durability in industrial environments, and cost-effectiveness for machinery manufacturing applications.

### Q: How often should the filter element be replaced in DEF systems?
**A**: Filter element replacement frequency depends on DEF usage and contamination levels, but typically follows manufacturer maintenance schedules or when pressure differential indicates reduced flow in the DEF supply system.

## 6. Manufacturing Compliance
- ISO 16889:2008 (HYDRAULIC FLUID POWER - FILTERS - MULTI-PASS METHOD FOR EVALUATING FILTRATION PERFORMANCE)
- ANSI/ASHRAE 52.2-2017 (METHOD OF TESTING GENERAL VENTILATION AIR-CLEANING DEVICES FOR REMOVAL EFFICIENCY BY PARTICLE SIZE)
- DIN EN 1822-1:2019 (HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 1: CLASSIFICATION, PERFORMANCE TESTING, MARKING)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Integrated Filter](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/integrated-filter)**

### 🌐 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**: INTEGRATED_FILTER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: d013c081
