N897163510Q N897163050Q MODEM N897163100U modem card
N897163510Q N897163050Q MODEM N897163100U modem card
1、 Product positioning
Belonging to communication interface card/modem card
Installed inside vehicles or industrial cabinets
Used to handle bidirectional data communication between onboard systems, control centers, carriages, and main control cabinets
2、 Core functions
1. Data modulation and demodulation
Convert the digital signal of the system into a transferable communication signal, and then restore the received signal into usable digital data for the system.
2. Multi protocol compatibility
Usually supports the following communication capabilities:
Serial interface (commonly RS-232, RS-485)
On board bus (such as train network/TCMS communication)
Ethernet type data transmission (depending on the specific version)
3. Wide range communication speed
It can adapt to the data transmission requirements from low speed to high speed, and is used for different subsystem collection and instruction interaction.
4. Stable power supply and isolation design
Usually uses 24V DC industrial control power supply
Internally equipped with isolation and anti-interference protection
Ensure data stability during train operation.

