A-B 1203-SNM Serial Null Modem Adapter – Reliable Connectivity Solution
The A-B 1203-SNM Serial Null Modem Adapter is designed to facilitate communication between serial devices by adapting standard null modem cables, ensuring seamless data transfer in industrial automation environments.
Manufacturer:Allen Bradley
Model:1203-SNM
Type:Serial Null Modem Adapter
Compatibility:RS-232
Connector Types:Male/Female DB-9
Signal Conversion:DTE to DCE and vice versa
Weight:0.15 kg
Dimensions:70mm x 30mm x 20mm
Operating Temperature Range:-20°C to +70°C
The A-B 1203-SNM Serial Null Modem Adapter is an essential component for any industrial control system requiring serial communication. Designed with robust materials, this adapter guarantees durability and reliability in harsh environments.
With its male/female RS-232 connectors, the A-B 1203-SNM allows for direct connection between two RS-232 devices without the need for additional adapters. This simplifies setup and enhances efficiency in your industrial automation processes.
Built to withstand a wide operating temperature range from -20°C to +70°C, the A-B 1203-SNM is ideal for use in both indoor and outdoor applications. It complies with CE and RoHS standards, ensuring it meets international safety and environmental regulations.
The cable length of 1 meter provides ample reach for most applications, allowing for flexible installation options within your control system architecture. Its compact design makes it easy to integrate into existing setups without adding unnecessary bulk.
To use the A-B 1203-SNM, simply connect the male connector to one device and the female connector to another. No additional software or configuration is required, making it a plug-and-play solution for enhancing your system’s connectivity.











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