Phoenix AXL F Series: Bus Couplers & Analog I/O Modules - Selection Guide
Product Overview
The Phoenix AXL F Series includes high-performance bus couplers (BK) and analog I/O modules designed for modular automation systems. The bus couplers support diverse industrial networks (PROFINET, PROFIBUS, Ethernet, EtherNet/IP) with extended temperature (XC) and enhanced functionality (EF/TPS) variants, enabling seamless integration of AXL F modules into global industrial networks. The analog I/O modules cover 2/4/8-channel configurations for analog input (AI) and output (AO), including HART communication support, extended temperature ratings, and universal/current-specific input options. Featuring 35mm DIN rail mounting, compact design, and industrial-grade reliability, these modules are ideal for process control, precision measurement, and distributed automation systems in manufacturing and process industries.
Model Quick Reference Table
1. AXL F BK (Bus Couplers)
| Model No. |
Product Name |
Key Features |
Application Scenarios |
| 2701457 |
AXL F BK SAS |
SAS interface bus coupler |
Specialized SAS network integration for AXL F modules |
| 2701686 |
AXL F BK S3 |
S3-series bus coupler |
S3 network-compatible module connectivity |
| 2701222 |
AXL F BK PN XC |
PROFINET, XC (extended temperature) |
PROFINET network integration in extreme temperature environments (-40℃~85℃) |
| 1068857 |
AXL F BK PN TPS XC |
PROFINET, TPS function, XC |
Enhanced PROFINET coupler with TPS for critical applications (extreme temp) |
| 2403869 |
AXL F BK PN TPS |
PROFINET, TPS function |
Enhanced PROFINET coupler with TPS for high-reliability systems |
| 2701815 |
AXL F BK PN |
PROFINET, standard configuration |
Standard PROFINET network integration for AXL F modules |
| 2702463 |
AXL F BK PB XC |
PROFIBUS, XC (extended temperature) |
PROFIBUS network integration in extreme temperature environments |
| 2688530 |
AXL F BK PB |
PROFIBUS, standard configuration |
Standard PROFIBUS network connectivity |
| 2701949 |
AXL F BK ETH XC |
Ethernet, XC (extended temperature) |
Ethernet network integration in harsh environments |
| 2688459 |
AXL F BK ETH |
Ethernet, standard configuration |
Standard Ethernet network connectivity |
| 1167192 |
AXL F BK EIP XC |
EtherNet/IP, XC (extended temperature) |
EtherNet/IP integration in extreme temperature conditions |
| 2702782 |
AXL F BK EIP EF |
EtherNet/IP, EF (enhanced function) |
Enhanced EtherNet/IP coupler with advanced functionality |
| 2688394 |
AXL F BK EIP |
EtherNet/IP, standard configuration |
Standard EtherNet/IP network integration |
| 2688899 |
AXL F BK EC |
EC-series bus coupler |
Specialized EC network module connectivity |
2. AXL F Analog Output (AO) Modules
| Model No. |
Product Name |
Key Features |
Application Scenarios |
| 2701237 |
AXL F AO8 XC 1F |
8-channel AO, XC (extended temperature), 1F |
8-channel analog output in extreme temperature environments |
| 2688080 |
AXL F AO8 1F |
8-channel AO, standard configuration, 1F |
High-density 8-channel analog output for industrial actuators |
| 2688527 |
AXL F AO4 1H |
4-channel AO, standard configuration, 1H |
Medium-density 4-channel analog output for process control |
| 2702072 |
AXL F AI2 AO2 1H |
2-channel AI + 2-channel AO, 1H |
Mixed 2AI/2AO for compact process monitoring and control |
3. AXL F Analog Input (AI) Modules
| Model No. |
Product Name |
Key Features |
Application Scenarios |
| 2701232 |
AXL F AI8 XC 1F |
8-channel AI, XC (extended temperature), 1F |
8-channel analog input in extreme temperature environments |
| 1052434 |
AXL F AI8 HART XC 1F |
8-channel AI, HART communication, XC, 1F |
HART-enabled 8-channel input for smart sensor integration (extreme temp) |
| 2688064 |
AXL F AI8 1F |
8-channel AI, standard configuration, 1F |
High-density 8-channel analog input for sensor data acquisition |
| 2702008 |
AXL F AI4 U XC 1H |
4-channel AI (universal), XC, 1H |
4-channel universal analog input (voltage/current) in harsh environments |
| 2688501 |
AXL F AI4 U 1H |
4-channel AI (universal), standard configuration, 1H |
4-channel universal analog input for versatile sensor connectivity |
| 2702007 |
AXL F AI4 I XC 1H |
4-channel AI (current), XC, 1H |
4-channel current-specific analog input (4-20mA) in extreme conditions |
| 2688491 |
AXL F AI4 I 1H |
4-channel AI (current), standard configuration, 1H |
4-channel current input for industrial 4-20mA sensors |
Core Technical Specifications (Universal)
| Parameter |
Value |
Notes |
| Bus Couplers |
|
|
| Supported Protocols |
PROFINET, PROFIBUS, Ethernet, EtherNet/IP, SAS, S3, EC |
Model-dependent |
| Operating Temperature |
Standard: -25℃~70℃; XC variants: -40℃~85℃ |
Extended temp for harsh environments |
| Mounting Type |
35mm DIN rail (NS 35/7.5) |
Modular system integration |
| Protection Class |
IP20 (cabinet mounting) |
Dust-proof for industrial control cabinets |
| Isolation Voltage |
2kV (input-output-supply) |
Anti-interference for stable communication |
| Certifications |
CE, UL, CSA |
Global industrial compliance |
| Analog I/O Modules |
|
|
| Input/Output Range |
AI: 4-20mA, 0-10V (universal); AO: 4-20mA, 0-10V |
Model-dependent |
| Channel Count |
2/4/8-channel (AI/AO); 2AI+2AO (mixed) |
High-density options for space savings |
| Resolution |
16-bit |
High-precision signal processing |
| HART Support |
Yes (AI8 HART model) |
Smart sensor communication |
| Operating Temperature |
Standard: -25℃~70℃; XC variants: -40℃~85℃ |
Extended temp for harsh environments |
| Protection Class |
IP20 (cabinet mounting) |
Dust-proof for industrial use |
| Power Supply |
24V DC (19.2~28.8V) |
Industrial standard power |
Application Scenarios & Recommended Models
1. Extreme Temperature PROFINET Integration
- Requirement: AXL F module integration into PROFINET network in -40℃~85℃ environment
- Recommended Model: 2701222 (AXL F BK PN XC)
- Key Reason: XC extended temperature rating; PROFINET protocol compliance for seamless network connectivity
2. HART Smart Sensor Data Acquisition (8-Channel)
- Requirement: 8-channel analog input with HART communication for smart sensors
- Recommended Model: 1052434 (AXL F AI8 HART XC 1F)
- Key Reason: HART support for smart sensor configuration; XC variant for harsh environment deployment
3. Compact Mixed Analog I/O (2AI+2AO)
- Requirement: Space-saving mixed analog input/output for small-scale process control
- Recommended Model: 2702072 (AXL F AI2 AO2 1H)
- Key Reason: 2AI+2AO mixed configuration; compact design optimizes cabinet space
4. EtherNet/IP Enhanced Function Integration
- Requirement: Enhanced EtherNet/IP connectivity for critical automation processes
- Recommended Model: 2702782 (AXL F BK EIP EF)
- Key Reason: EF enhanced function for advanced network features; EtherNet/IP compliance for global compatibility
5. 4-Channel Current-Specific Input (Extreme Temp)
- Requirement: 4-channel 4-20mA current input in harsh temperature conditions
- Recommended Model: 2702007 (AXL F AI4 I XC 1H)
- Key Reason: Current-specific input (4-20mA); XC extended temperature rating for reliable operation
Core Advantages
- Modular Flexibility: Bus couplers support multiple protocols; analog modules offer 2/4/8-channel and mixed AI/AO options
- Harsh Environment Adaptability: XC variants operate in -40℃~85℃; ideal for extreme industrial conditions
- High Precision: 16-bit resolution for analog modules ensures accurate signal processing
- Smart Sensor Compatibility: HART-enabled AI module supports configuration and communication with smart sensors
- Seamless Network Integration: Bus couplers cover PROFINET/PROFIBUS/Ethernet/EtherNet/IP for global industrial networks
- Space-Saving Design: Compact modular layout maximizes control cabinet utilization
- Industrial-Grade Reliability: 2kV isolation, -25℃~70℃ standard temp range, and IP20 protection
Installation & Usage Notes
- Protocol Matching: Select bus couplers based on target network protocol (PROFINET/EtherNet/IP etc.)
- Temperature Verification: Use XC variants for environments outside -25℃~70℃; confirm -40℃~85℃ range for XC models
- HART Configuration: For AI8 HART model, configure HART parameters via industrial software (e.g., Phoenix Contact PLC Configurator)
- Analog Signal Wiring: Use shielded twisted-pair cables for analog signals; separate from power cables to reduce interference
- Module Compatibility: Ensure bus couplers and analog modules are from the AXL F series for seamless integration
- Mounting Spacing: Reserve ≥5mm between modules for heat dissipation, especially for XC variants
- Power Supply: Provide stable 24V DC (19.2~28.8V) to all modules; use surge protection for harsh environments
- Maintenance Checks: Regularly inspect module connections and status indicators; clean terminals periodically to prevent dust buildup
