---
title: "Transmitter Coil Assembly"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:TRANSMITTER_COIL_ASSEMBLY"
  data_integrity_hash: "c74f4ea419f945e7c938450fa7a71b5c"
  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:TRANSMITTER_COIL_ASSEMBLY"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/transmitter-coil-assembly.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/transmitter-coil-assembly"
  is_verified_logic: true
attributes:
  primary_spec:
    status: "config-dependent"
    typical_range: "0.5-15.0 A at 24-480 V AC/DC, 20-85°C ambient temperature, 0-95% relative humidity non-condensing"
    unit: "Henry (H)"
engineering_limits:
  max_safe_operating_point:
    value: 155
    unit: "°C"
    consequence: "Joule heating (I²R losses) exceeding thermal dissipation capacity, leading to insulation breakdown via Arrhenius equation degradation (activation energy ~1.1 eV for polyimide)"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Harmonic distortion &gt;8% THD at switching frequencies 2-20 kHz"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Integrate LCL filter with 3% damping at resonant frequency, specify M19 silicon steel with 0.35 mm lamination thickness"
  - node_2:
      trigger: "Thermal cycling ΔT &gt;60°C at &gt;5 cycles/hour due to pulsed operation"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement graded winding with Nomex 410 interlayer insulation, use CTI &gt;600 polyamide bobbin with 0.5 mm radial clearance"
bom_nodes:
  coil-winding-0:
    type: "component"
    urn: "URN:CNFX:ME:COIL_WINDING_0"
    interface_type: "physical-logic-coupled"
  magnetic-core-1:
    type: "component"
    urn: "URN:CNFX:ME:MAGNETIC_CORE_1"
    interface_type: "physical-logic-coupled"
  bobbinform-2:
    type: "component"
    urn: "URN:CNFX:ME:BOBBINFORM_2"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ISA-67.14.01-2000 TRANSMITTER PERFORMANCE STANDARDS"
    scope: "Verified Engineering Specification"
  - standard: "DIN EN 60770-1:2011 TRANSMITTER REQUIREMENTS FOR INDUSTRIAL PROCESS CONTROL"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/transmitter-coil-assembly.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "3489a327b27abbe0c0019c010cedb9a82e8e712f1869321baa44265b86a4eaae"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Transmitter Coil Assembly

## 1. Technical Definition
An assembly containing the primary electromagnetic coil responsible for generating and transmitting signals or power in an industrial system.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-15.0 A at 24-480 V AC/DC, 20-85°C ambient temperature, 0-95% relative humidity non-condensing**. Failure boundary: **Coil temperature exceeding 155°C (Class F insulation limit) for &gt;30 minutes, insulation resistance &lt;1 MΩ at 500 V DC, inductance deviation &gt;±15% from nominal**, Mechanism: **Joule heating (I²R losses) exceeding thermal dissipation capacity, leading to insulation breakdown via Arrhenius equation degradation (activation energy ~1.1 eV for polyimide)**.

### 2.1 Analytical Physics Model
Governed by the **Joule Heating & Thermal Resistance**:

> **Primary Equation**: $P = I^2 R = \frac{V^2}{R}$  
> **Engineering Impact**: Governs heating element sizing for shrink tunnels/sealers.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| I | Current | Engineering Constant |
| R | Resistance | Engineering Constant |
| V | Voltage | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Harmonic distortion &gt;8% THD at switching frequencies 2-20 kHz | 8 | Eddy current heating in laminated core reaching 180°C, causing interlamination shorting | Integrate LCL filter with 3% damping at resonant frequency, specify M19 silicon steel with 0.35 mm lamination thickness |
| Thermal cycling ΔT &gt;60°C at &gt;5 cycles/hour due to pulsed operation | 8 | Differential thermal expansion between copper (17×10⁻⁶/°C) and bobbin material (70×10⁻⁶/°C) causing wire fatigue fracture | Implement graded winding with Nomex 410 interlayer insulation, use CTI &gt;600 polyamide bobbin with 0.5 mm radial clearance |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| primary_spec | Config-dependent | Henry (H) | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Signal Generator**, **Power Supply Unit**, **Cooling System**  
**Downstream Applications**: Wireless Communication Modules, Inductive Charging Systems, Industrial Sensors  

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

### Q: What are the primary applications of this transmitter coil assembly?
**A**: This assembly is designed for industrial systems in computer, electronic and optical product manufacturing where reliable electromagnetic signal or power transmission is required, such as in communication devices, sensors, and power transfer systems.

### Q: Why are copper wire and ferrite core materials specified for this assembly?
**A**: Copper wire provides excellent electrical conductivity and durability, while the ferrite core offers high magnetic permeability and low eddy current losses, making this combination ideal for efficient electromagnetic transmission in industrial environments.

### Q: What components are included in the BOM for this transmitter coil assembly?
**A**: The bill of materials includes three key components: the bobbin/form (structural support), coil winding (copper wire arrangement), and magnetic core (ferrite element) - all engineered to work together for optimal transmission performance.

## 6. Manufacturing Compliance
- ISO 9001:2015 QUALITY MANAGEMENT SYSTEMS
- ANSI/ISA-67.14.01-2000 TRANSMITTER PERFORMANCE STANDARDS
- DIN EN 60770-1:2011 TRANSMITTER REQUIREMENTS FOR INDUSTRIAL PROCESS CONTROL

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Transmitter Coil Assembly](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/transmitter-coil-assembly)**

### 🌐 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**: TRANSMITTER_COIL_ASSEMBLY | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: ea1210ea
