This product was moved to Final Release status on Jan 1, 2014. Software maintenance was discontinued at
We do not recommend this product for new projects and are primarily offering it to developers who need to maintain legacy projects.
For new projects, we recommend using ASComm.NET or ASComm IoT.
Allen-Bradley Serial Df1 ActiveX Control provides high-performance connectivity to A-B ControlLogix, CompactLogix, GuardLogix, MicroLogix, SLC 500, & PLC-5 controllers via serial port.
Use VB6, Visual C++ 6.0, VBA, VB.NET, or C#.NET to create HMI/SCADA applications with our easy to use ActiveX Controls.
Allows your application to read & write tags/registers on Allen-Bradley ControlLogix, CompactLogix, GuardLogix, MicroLogix, SLC 500, & PLC-5 controllers without PLC program modifications..
Powerful pre-built example applications with VB6 source code included in development package.
Runtime-free for qualified applications
Does not require RSLinx or 3rd party drivers
Extremely fast, optimal transaction time 5~10 mSec
Supports unsolicited messaging via MSG instruction
Supports ControlLogix native tag names including UDTs
Synchronous and asynchronous read/write methods
No limit on number of devices or data points
Multi-threaded for high data throughput
Includes extensive help system
Example applications with VB6 source code included
Easily connect business systems to factory floor systems
No shipping charges for online delivery
Immediate Internet delivery and online license activation