Woodward 5437-283 Analog Field Terminal Module

The Woodward 5437-283 LinkNet Field Terminal Module is a highly sophisticated, industrial-grade interface device designed to enable seamless integration between field devices and control systems in demanding automation environments. It is engineered for high-performance communication and real-time data acquisition, processing, and control, making it an ideal solution for industries requiring continuous, reliable monitoring and operational control.

Key Features & Advantages:

• Real-Time Communication & Control: The 5437-283 employs the LinkNet communication protocol, ensuring high-speed, low-latency data transfer between field devices and control systems. This allows for precise, real-time monitoring, control, and diagnostics, which are critical for maintaining operational efficiency in complex industrial processes.

• Flexible I/O Configuration: With 8 isolated digital inputs, 8 relay-type digital outputs, 4 analog inputs (0-10V, 4-20mA), and 2 analog outputs (0-10V, 4-20mA), this terminal module offers exceptional flexibility to interface with a wide range of field devices. Whether for sensor monitoring or actuator control, the diverse I/O configuration makes it adaptable to varied industrial applications.

• Industrial-Grade Durability: Built to withstand the toughest industrial environments, the 5437-283 is designed for reliability in harsh conditions such as extreme temperatures, electrical noise, humidity, and mechanical vibrations. It operates effectively within a temperature range of -20°C to +70°C, making it suitable for critical operations in power plants, manufacturing, and oil & gas facilities.

• Seamless System Integration: The module’s integration capabilities extend beyond Woodward’s automation systems. With support for Modbus TCP/IP and Ethernet communication protocols, it can easily be incorporated into existing control systems, including third-party platforms, ensuring smooth interoperability across diverse industrial environments.

Technical Specifications

Electrical Specifications:

• Power Supply:

  • Nominal Input Voltage: 24V DC
  • Input Voltage Range: 18V to 30V DC
  • Power Consumption:
    • Typical: 12W
    • Maximum: 18W
  • Inrush Current: 0.5A (Max)

• Digital Inputs:

  • Channels: 8 isolated digital inputs
  • Input Voltage Range: 0V to 24V DC (logic level)
  • Input Impedance: 10 kΩ
  • Isolation Voltage: 1500V RMS (Galvanic Isolation)
  • Input Signal Type: Dry contact or 24V DC (High or Low)

• Digital Outputs:

  • Channels: 8 relay-type outputs
  • Output Voltage: 24V DC (nominal)
  • Max Output Current: 0.5A per channel
  • Max Switching Voltage: 30V DC
  • Relay Type: SPDT (Single Pole Double Throw) relays
  • Relay Isolation: 1500V RMS

• Analog Inputs:

  • Channels: 4
  • Input Signal Range:
    • Voltage: 0V to 10V
    • Current: 4mA to 20mA
  • Resolution: 12-bit (4096 discrete values)
  • Accuracy: ±0.5% of full scale
  • Input Impedance:
    • Voltage Mode: 1MΩ
    • Current Mode: 250Ω (with a 250Ω shunt resistor)
  • Input Type: Single-ended

• Analog Outputs:

  • Channels: 2
  • Output Signal Range:
    • Voltage: 0V to 10V
    • Current: 4mA to 20mA
  • Resolution: 12-bit (4096 discrete values)
  • Accuracy: ±1% of full scale
  • Output Impedance: 2kΩ (voltage mode)

• Communications:

  • Protocols Supported:
    • LinkNet (Woodward proprietary)
    • Modbus TCP/IP
    • Ethernet/IP
  • Ethernet Port: 10/100 Mbps (RJ45 connector)
  • Communication Interface:
    • Modbus TCP/IP over Ethernet
    • LinkNet via Ethernet (Dedicated)
  • Baud Rate: 10/100 Mbps Auto-negotiating

Mechanical Specifications:

• Dimensions:
  • Length: 120mm
  • Width: 200mm
  • Height: 60mm
• Weight: 1.2 kg
• Mounting Type:
  • DIN Rail mount (35mm)
  • Wall mount (optional)
• Enclosure:
  • Material: Polycarbonate (or equivalent), flame retardant
  • Protection Rating: IP20 (Suitable for indoor use, protection against solid foreign objects >12mm in diameter)

Environmental Specifications:

• Operating Temperature Range: -20°C to +70°C (standard version)
  • Extended Temperature Option: Down to -40°C (optional model)
• Storage Temperature: -40°C to +85°C
• Humidity:
  • Operating: 5% to 95% non-condensing
  • Storage: 0% to 95% non-condensing
• Vibration Resistance:
  • Frequency: 10 Hz to 150 Hz
  • Vibration Amplitude: 1g (operating condition)
• Shock Resistance:
  • Acceleration: 15g
  • Duration: 11ms (half-sine)

Protection and Compliance:

• Short-Circuit Protection: Built-in fuses for short-circuit protection on outputs
• Overvoltage Protection: Protected against voltage spikes and surges (transient suppression)
• Electromagnetic Compatibility (EMC):
  • Compliant with EN 61000-6-2 (Immunity for Industrial Environments)
  • Compliant with EN 61000-6-4 (Emission Standards for Industrial Environments)
• Safety Certifications:
  • UL: UL 508 Listed (Industrial Control Equipment)
  • CE Marking: Conforms to European Union directives for electrical equipment safety

Processing Specifications:

• CPU: ARM Cortex-M3 microcontroller
• Firmware: Flash programmable
• Internal Memory: 2MB (for user configurations, logs, and diagnostic data)
• Watchdog Timer: Built-in, configurable for automatic system reset in case of failure

Diagnostics and Monitoring:

• LED Indicators:
  • Power: Green LED
  • Status: Multi-color LED for operation and fault status
  • Communication: Indicators for Ethernet communication (active, link, and status)
• Event Logging: Internal logging for up to 1000 events (configurable)
• Fault Monitoring: Includes error codes and fault diagnostics accessible through the communication interface