The Siemens 6XV1 440-2AH32 is a specialized bus interface cable designed for reliable communication between Siemens Simatic S5 series PLCs (models S5-90U through S5-155U) and compatible industrial operator panels or text displays (OP/TD). This cable is engineered to maintain high-integrity signal transmission using the TTY (20 mA current loop) protocol, making it a critical component for establishing stable serial links in industrial automation environments.
Features
High-Integrity Shielding: Features a high-density braided copper shield to effectively suppress electromagnetic interference (EMI) and radio frequency disturbances.
Robust Construction: Equipped with industrial-grade Sub-D connectors, including integrated strain relief and locking screws to ensure connection security under vibration.
Passive Architecture: Operates as a passive assembly, requiring no external power supply as it utilizes the host PLC interface's current loop.
Reliable Connectivity: Designed to minimize signal degradation and prevent communication timeouts in demanding manufacturing and power distribution applications.
Applications
This cable is primarily utilized for human-machine interface (HMI) integration within Simatic S5 control systems. Typical deployments include:
Automated production and assembly lines.
Power substation control and monitoring systems.
Metal processing and heavy machinery interface links.
Legacy S5 PLC system maintenance and HMI upgrades.
Technical Specifications
Model
6XV1 440-2AH32
Brand
Siemens
Series
Simatic S5 Accessories
Cable Length
3.2 m
Interface Protocol
TTY (20 mA current loop)
Connector Type
Sub-D
Operating Temperature
-20 to 60 deg C
Power Consumption
0 W (Passive)
Installation Guidelines
Ensure the system is powered down before connecting or disconnecting the cable from the PLC or HMI ports.
Route the cable away from high-voltage power lines and high-EMI sources to maintain signal clarity.
Secure the Sub-D connectors using the integrated locking screws to prevent intermittent signal loss caused by machine vibration.
Avoid sharp bends or excessive pulling on the cable assembly to protect the internal copper conductors and shielding.
FAQ
Is this cable compatible with all S5 PLCs? The 6XV1 440-2AH32 is designed for the Simatic S5 range, specifically supporting models from the S5-90U up to the S5-155U when used with compatible OP/TD panels.
Does this cable require external power? No, it is a passive assembly that draws its operating current directly from the 20 mA loop provided by the PLC interface.
