Data Sheet December 11, 2025 ABIM-429A Data Sheet Download Resource The file you are trying to access requires you to be logged in as a registered user. Registration is free, sign up today. Username Enter your Curtiss-Wright Defense Solutions username. Password Enter the password that accompanies your username. Forgot password? Don’t have an account? Register here. The ABIM-429A is an ARINC-429 bus monitor which combines the capabilities of a coherent message parser with the flexibility of a packetizer and an error-detection function, on a single module. ABIM-429A The ABIM-429A is a 24-channel ARINC-429 bus monitor.