---
title: "Speed Controller"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:SPEED_CONTROLLER"
  data_integrity_hash: "3e5e06be1fd0a1cc90b143189131537e"
  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:SPEED_CONTROLLER"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/speed-controller.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/speed-controller"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "4-20 mA control signal input, 0-100% motor speed output, 0.5-100 Hz frequency range"
    unit: "Hz"
engineering_limits:
  max_safe_operating_point:
    value: 30
    unit: "seconds"
    consequence: "Semiconductor junction thermal runaway at &gt;150°C due to I²R losses exceeding heat dissipation capacity"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Voltage transient &gt; 600V on 480V AC supply line"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Metal oxide varistor with 510V clamping voltage and 40kA surge rating"
  - node_2:
      trigger: "Bearing lubrication failure causing motor torque increase &gt;150% of rated"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Torque monitoring relay with 120% overload trip setting and predictive maintenance schedule"
bom_nodes:
  power-module:
    type: "part"
    urn: "URN:CNFX:ME:POWER_MODULE"
    interface_type: "physical-logic-coupled"
  control-board:
    type: "part"
    urn: "URN:CNFX:ME:CONTROL_BOARD"
    interface_type: "physical-logic-coupled"
  heat-sink:
    type: "component"
    urn: "URN:CNFX:ME:HEAT_SINK"
    interface_type: "physical-logic-coupled"
  operator-interface:
    type: "part"
    urn: "URN:CNFX:ME:OPERATOR_INTERFACE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "CE MARKING: COMPLIANCE WITH EU DIRECTIVES (E.G., LOW VOLTAGE DIRECTIVE 2014/35/EU, EMC DIRECTIVE 2014/30/EU)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/speed-controller.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "ed98a6855e6212e8256099941cb545019557828dd497f6201186a2ac855170bb"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Speed Controller

## 1. Technical Definition
A device that regulates the operating speed of a conveyor system by controlling motor input.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **4-20 mA control signal input, 0-100% motor speed output, 0.5-100 Hz frequency range**. Failure boundary: **Control signal deviation &gt; ±2.5% of setpoint for &gt;30 seconds, output frequency stability &gt; ±0.5% of nominal**, Mechanism: **Semiconductor junction thermal runaway at &gt;150°C due to I²R losses exceeding heat dissipation capacity**.

### 2.1 Analytical Physics Model
Governed by the **L10 Bearing Life & Fatigue Model**:

> **Primary Equation**: $L_{10} = (\frac{C}{P})^p$  
> **Engineering Impact**: Predicts mechanical lifecycle before component fatigue.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| C | Dynamic Load Rating | Engineering Constant |
| P | Equivalent Dynamic Load | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Voltage transient &gt; 600V on 480V AC supply line | 8 | IGBT gate oxide breakdown causing permanent short circuit | Metal oxide varistor with 510V clamping voltage and 40kA surge rating |
| Bearing lubrication failure causing motor torque increase &gt;150% of rated | 8 | Current limiting circuit activation locking output at 0% duty cycle | Torque monitoring relay with 120% overload trip setting and predictive maintenance schedule |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Power Module](https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/power-module.md) `(Standalone System)`
- [Control Board](https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/control-board.md) `(Standalone System)`
- [Operator Interface](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/operator-interface.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Industrial Motor**, **Variable Frequency Drive**, **Programmable Logic Controller**  
**Downstream Applications**: Packaged Goods, Automotive Components, Bulk Materials  

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

### Q: What materials are used in this speed controller's construction?
**A**: This speed controller features an aluminum housing for durability, copper windings for efficient conductivity, plastic insulation for safety, and an electronic circuit board for precise control.

### Q: How does this speed controller regulate conveyor system operation?
**A**: The controller adjusts motor input through its electronic circuit board and power module, allowing precise speed regulation of conveyor belts to match production requirements.

### Q: What are the main components included in this speed controller?
**A**: Key components include a control board for processing, heat sink for thermal management, operator interface for adjustments, and power module for motor control.

## 6. Manufacturing Compliance
- CE MARKING: COMPLIANCE WITH EU DIRECTIVES (E.G., LOW VOLTAGE DIRECTIVE 2014/35/EU, EMC DIRECTIVE 2014/30/EU)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Speed Controller](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/speed-controller)**

### 🌐 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**: SPEED_CONTROLLER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: d0b92405
