Phoenix AXL F Series: Modular I/O Modules & Accessories - Selection Guide

Product Overview

The Phoenix AXL F Series is a flexible modular I/O system designed for industrial automation, offering diverse functional modules to meet signal acquisition, control, and power supply needs. Covering temperature measurement (RTD), safety digital I/O, encoder interfaces (SSI/INC), communication modules, and power supplies, these modules feature a modular design for easy expansion. Compatible with industrial control systems, they support 35mm DIN rail mounting and deliver robust performance in harsh environments, making them ideal for process control, manufacturing, and precision automation scenarios.

Model Quick Reference Table

Model No. Product Name Function Type Core Specifications Key Features Application Scenarios
2700518 AXL SHIELD SET Accessory Shielding kit for modules Reduces electromagnetic interference EMC protection for AXL F module systems
1100201 AXL F/P IO EX PP Explosion-Proof I/O Adapter Hazardous area-compatible EX certification for Zone 2/22 I/O integration in explosive environments
2688417 AXL F UTH8 1F Universal Temperature Input 8-channel universal temperature input Multi-sensor compatibility (TC/RTD) Large-scale temperature monitoring
2688598 AXL F UTH4 1H Universal Temperature Input 4-channel universal temperature input Compact 4-channel design Medium-scale temperature acquisition
2702798 AXL F STEP1 4A SSI1 INC1 1F Encoder Interface + Step Output 4A step output, 1 SSI + 1 incremental encoder input Dual encoder support + step control Precision motion control (e.g., motors, actuators)
2688433 AXL F SSI1 AO1 1H Encoder + Analog Output 1 SSI encoder input + 1 analog output (AO) SSI encoder signal acquisition + analog control Encoder-based feedback + analog output control
2702264 AXL F SSDO8/3 1F Safety Digital Output (SSDO) 8-channel SSDO, 3A per channel Safety-rated output (SIL 3/PLe) Safety-related load control (emergency stops, safety doors)
2702263 AXL F SSDI8/4 1F Safety Digital Input (SSDI) 8-channel SSDI, 4A per channel Safety-rated input (SIL 3/PLe) Safety circuit signal acquisition
2702911 AXL F SGI2 1H Safety Gateway Interface 2-channel safety gateway Safety protocol conversion Safety system network integration
2701235 AXL F RTD8 XC 1F RTD Temperature Input 8-channel RTD input, XC (extended range) Extended temperature range support High-precision RTD temperature monitoring (wide range)
2688077 AXL F RTD8 1F RTD Temperature Input 8-channel RTD input Standard RTD compatibility (PT100/PT1000) Large-scale RTD temperature acquisition
1035430 AXL F RTD4 XC 1H RTD Temperature Input 4-channel RTD input, XC (extended range) Compact + extended range Medium-scale high-precision RTD monitoring
2688556 AXL F RTD4 1H RTD Temperature Input 4-channel RTD input Standard compact design Basic RTD temperature measurement
2702006 AXL F RS UNI XC 1H Serial Communication Module Universal serial interface, XC (enhanced) Multi-protocol support (RS232/RS485) Serial device integration (sensors, meters)
2688666 AXL F RS UNI 1H Serial Communication Module Universal serial interface Standard serial communication Basic serial device connection
2688297 AXL F PWR 1H Power Supply Module Power distribution for AXL F modules Stable power delivery Power supply for modular AXL F systems
1007352 AXL F PWM2 1H PWM Output Module 2-channel PWM output Adjustable pulse width modulation Speed control (fans, pumps) + dimming (lights)

Core Technical Specifications (Universal)

Parameter Value Notes
Supply Voltage 24V DC (20.4~28.8V) Wide voltage range for industrial use
Operating Temperature -25℃~70℃ Adaptable to harsh industrial environments
Mounting Type 35mm DIN rail (NS 35/7.5) Modular stacking, space-saving
Protection Class IP20 (cabinet mounting) Dust-proof, protects against solid objects ≥12mm
Insulation Strength 2kV (circuit to supply) Anti-interference, ensures signal stability
Safety Certifications SIL 3, EN ISO 13849-1 (PLe) (safety modules) Complies with global safety standards
Communication Compatibility PROFINET, Ethernet/IP, Modbus (via system coupler) Seamless integration with industrial networks
Connection Type Push-in / Screw terminals (model-dependent) Tool-free or secure wiring
Certifications CE, UL, CSA, ATEX (EX models) Global industrial compliance
Power Consumption 1~5W per module (function-dependent) Low heat generation for dense layouts

Application Scenarios & Recommended Models

1. High-Precision Temperature Monitoring (RTD Sensors)

  • Requirement: 8-channel large-scale monitoring, extended range

  • Recommended Model: 2701235 (AXL F RTD8 XC 1F)

  • Key Reason: 8-channel RTD input + extended temperature range (XC) for wide-range precision measurement

  • Requirement: 4-channel compact monitoring, standard range

  • Recommended Model: 2688556 (AXL F RTD4 1H)

  • Key Reason: Compact design, standard RTD compatibility for space-constrained cabinets

2. Safety System Integration (SIL 3/PLe)

  • Requirement: 8-channel safety digital input/output

  • Recommended Models: 2702263 (SSDI8/4 1F) + 2702264 (SSDO8/3 1F)

  • Key Reason: Safety-rated I/O modules meet SIL 3/PLe standards for critical safety circuits

  • Requirement: Safety gateway for network integration

  • Recommended Model: 2702911 (AXL F SGI2 1H)

  • Key Reason: Dual-channel safety gateway enables protocol conversion for safety systems

3. Precision Motion Control (Encoders + Step Output)

  • Requirement: Encoder feedback + step motor control
  • Recommended Model: 2702798 (AXL F STEP1 4A SSI1 INC1 1F)
  • Key Reason: Supports SSI/incremental encoders + 4A step output for motion control applications

4. Explosive Environment I/O Integration

  • Requirement: Hazardous area-compatible I/O adapter
  • Recommended Model: 1100201 (AXL F/P IO EX PP)
  • Key Reason: EX certification for Zone 2/22, enabling safe I/O integration in explosive environments

5. Serial Device Integration (RS232/RS485)

  • Requirement: Enhanced serial communication with multi-protocol support
  • Recommended Model: 2702006 (AXL F RS UNI XC 1H)
  • Key Reason: XC-enhanced universal serial interface for diverse serial devices (sensors, meters)

6. Modular System Power Supply

  • Requirement: Stable power distribution for AXL F modules
  • Recommended Model: 2688297 (AXL F PWR 1H)
  • Key Reason: Dedicated power module for consistent power delivery to modular systems

Core Advantages

  • Modular Flexibility: Mix-and-match functional modules (temperature, safety I/O, encoders) for custom system configurations
  • Safety Compliance: Safety modules (SSDI/SSDO) meet SIL 3/PLe standards for critical safety applications
  • Diverse Functionality: Covers temperature acquisition, motion control, serial communication, and power supply in one system
  • Industrial-Grade Reliability: Wide operating temperature range, high insulation strength, and EMC protection (via shield set)
  • Easy Expansion: Modular design allows adding modules without system reconfiguration
  • Network Compatibility: Integrates with major industrial networks (PROFINET, Ethernet/IP) via system couplers

Installation & Usage Notes

  • Modular Expansion: Use compatible AXL F system couplers (not listed) for network integration and module expansion
  • Voltage Matching: Ensure all modules are powered with 24V DC (20.4~28.8V) to avoid malfunctions
  • Safety Module Wiring: Follow safety standards (SIL 3/PLe) for SSDI/SSDO modules; use shielded cables for safety circuits
  • EMC Protection: Install the AXL SHIELD SET (2700518) in EMI-prone environments to reduce interference
  • Temperature Module Matching: Ensure RTD/TC sensors match the module’s input type (e.g., RTD modules for PT100/PT1000)
  • Wiring Specifications: Use appropriate wire gauges (0.14~2.5mm²) for push-in/screw terminals; tighten connections securely
  • Explosive Environment Use: Only use EX-certified models (1100201) in hazardous areas; follow ATEX installation guidelines

Phoenix AXL F Series: Modular I/O Modules & Accessories - Selection Guide

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Created on：2025-11-17 11:09

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