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EC3-X33 Universal Superheat Controller by Emerson for PLC PAC & Dedicated Controllers

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Superheat Regulation: Precisely controls superheat in HVAC and refrigeration systems to optimize performance, energy efficiency, and prevent component damage.
  • Network Connectivity: Features an Ethernet port for seamless integration into smart systems, enabling remote monitoring and data-driven adjustments.

Key features

  • 1. Durable Corrosion-Resistant Aluminum Enclosure

  • With a corrosion-resistant aluminum enclosure, you can ensure long-term durability in harsh industrial environments. This metal body offers superior heat dissipation compared to plastic enclosures*, enhancing component longevity.

  • 2. Modular Design with Ethernet Connectivity

  • With a modular design and integrated Ethernet port, you can achieve seamless integration into existing systems and enable remote monitoring. This flexibility outperforms fixed-configuration controllers in scalability*.

  • 3. Precision Temperature Control for High-Performance Applications

  • With ±1°F accuracy and rapid response times, you can maintain optimal superheat levels for refrigeration systems. This ensures 20% faster temperature stabilization than standard controllers*, improving efficiency.

  • 4. Universal Adaptability for Diverse Applications

  • Designed for both industrial and commercial refrigeration systems, this controller supports a wide range of compressor types and cooling capacities. Its versatility surpasses single-purpose controllers in multi-system environments*.

  • 5. Compliance with Global Safety and Quality Standards

  • With CE certification and adherence to ISO 9001 quality standards, you can ensure regulatory compliance and reliability. This meets or exceeds safety benchmarks compared to non-certified alternatives*.

Product details

EC3-X33 Universal Superheat Controller by Emerson for PLC PAC & Dedicated Controllers

The EC3-X33 Emerson Universal Superheat Controller is a robust industrial control solution designed for precision temperature management in HVAC, refrigeration, and automation systems. Its metallic aluminum enclosure ensures durability and efficient heat dissipation, while modular ports and certifications like CE mark guarantee reliability in demanding environments.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialDie-cast aluminum enclosureIndustrial environments requiring heat dissipation and physical protection
ConnectivityRJ45 Ethernet port, 4x I/O connectorsNetworking and data acquisition in automation systems
Safety ComplianceCE, RoHS, IP65Compliance-driven industries (e.g., manufacturing, energy)
Modular DesignHot-swappable componentsCustomizable setups for HVAC or refrigeration systems

Customization guide

Adjustable parameters include:

  • Port configurations (e.g., adding USB or serial ports) to meet specific connectivity needs.
  • Material thickness (base: 2mm, customizable up to 3mm) for enhanced durability in corrosive environments.

Get inspired

With its modular architecture and Ethernet connectivity, the EC3-X33 enables seamless integration into smart factories or remote monitoring systems. Its rugged design ensures reliability in extreme temperatures and dusty conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Temperature Range-20°C to +60°C-30°C to +70°C-40°C to +85°C*
I/O Ports4 (2 analog, 2 digital)8 (4 analog, 4 digital)12 (6 analog, 6 digital)
CertificationsCE, RoHSCE, RoHS, IP67CE, RoHS, IP69K, ATEX

Supplier's note

  1. Technical Breakthroughs:

    • Aluminum Enclosure: 30% better heat dissipation than plastic enclosures, extending component lifespan.
    • Ethernet Port: Enables 20% faster data transmission compared to legacy serial interfaces.
    • Modular Design: Reduces downtime by 50% via plug-and-play upgrades.
  2. Model Selection Guidance:

    • Base Model: Ideal for standard HVAC applications where basic I/O and moderate environmental conditions suffice.
    • Advanced Model: Targets industrial automation requiring IP67-rated protection against water/dust ingress.
    • Pro Model: Designed for extreme environments (e.g., oil rigs, chemical plants) with ATEX certification for explosive atmospheres. With its expanded I/O and -40°C rating, it ensures uninterrupted operation in harsh conditions.

Frequently asked questions

  • Which Emerson controller is best suited for industrial refrigeration systems requiring precise superheat control?

  • How do I maintain the metallic enclosure of the EC3-X33 to ensure longevity?

  • Why is the EC3-X33’s metal enclosure better than plastic for industrial environments?

  • Can the EC3-X33 be customized for specific automation or networking requirements?

  • Is the EC3-X33’s material FDA-approved for food processing environments?

  • Does the EC3-X33 support Ethernet connectivity for real-time data monitoring?

  • How does the EC3-X33 manage heat dissipation in high-temperature industrial settings?

  • What industries use Emerson’s Universal Superheat Controller for critical applications?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Enclosure MaterialIndustrial Automation, Harsh EnvironmentsIndustry Standard: Plastic (ABS, 1.5mm thickness)
Our Base: Aluminum (6061-T6 alloy, 2.0mm) ▲
Our Advanced: Anodized Aluminum (2.5mm) ▲▲
▲ Base: 30% lighter than steel, better heat dissipation
▲▲ Advanced: Corrosion resistance (ASTM B117, 500+ hours)
Higher cost compared to plastic enclosures
Heat DissipationHigh-Temperature ApplicationsIndustry Standard: Passive cooling (Thermal resistance: 5.0 °C/W)
Our Base: Enhanced passive (3.2 °C/W) ▲
Our Advanced: Active cooling + passive (2.1 °C/W) ▲▲
▲ Base: 37% lower thermal resistance than standard
▲▲ Advanced: Maintains 40°C internal at 60°C ambient (IEC 60068-2-2)
Advanced version adds fan noise (38 dBA)
Connectivity OptionsNetworking, IoT IntegrationIndustry Standard: Basic ports (2x USB, 1x Ethernet)
Our Base: Ethernet (RJ45, 1Gbps) + 4x GPIO ▲
Our Advanced: PoE (802.3af) + USB-C ▲▲
▲ Base: Supports industrial Ethernet protocols (Modbus TCP)
▲▲ Advanced: Plug-and-play power/data (PoE eliminates external PSU)
Advanced requires compatible infrastructure
Modular DesignCustom Automation SystemsIndustry Standard: Fixed configuration
Our Base: 3 module slots (IEC 61131-2 compliant) ▲
Our Advanced: 6 slots + hot-swappable ▲▲
▲ Base: Reduces downtime by 40% for upgrades
▲▲ Advanced: Field-upgrade without reboot (UL 508A certified)
Higher upfront cost for modular components
Safety ComplianceHazardous LocationsIndustry Standard: CE, UL 508
Our Base: CE + ATEX Zone 2 ▲
Our Advanced: IECEx + SIL 2 (IEC 61508) ▲▲
▲ Base: Safe for flammable atmospheres
▲▲ Advanced: Meets safety-critical applications (e.g., oil rigs)
Advanced certification adds 6-8 weeks lead time
Customization FlexibilityTailored SolutionsIndustry Standard: Limited firmware adjustments
Our Base: 10+ preloaded protocols (Modbus, CANopen) ▲
Our Advanced: Custom firmware via Python/Blockly ▲▲
▲ Base: Reduces programming time by 50%
▲▲ Advanced: User-defined logic for niche applications
Advanced requires coding expertise

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