PIS Control Unit
The PIS control unit is the core component of the Passenger Information System. It integrates the controllers of subsystems of PA system, PIDS system, and CCTV system. It realizes functions including broadcasting, information display, interfaces with external systems, and monitoring of the status of system devices.
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Product Features
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Good Maintainability
It adopts a modular design, which facilitates the installation, debugging, maintenance, and replacement of equipment. It is convenient to quickly locate and troubleshoot faults, reducing maintenance costs and time.
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High Stability
It adopts an embedded chip solution based on Linux and undergoes special design according to the usage environment, which enables it to perfectly adapt to the complex and harsh environment of the train.
Parameter Specifications
Audio Sampling Rate：
44.1kHz/16bit，monophonic
SNR：
≥70dB
Frequency Response：
+1dB/-2dB（100Hz～12kHz）
Power Supply：
Options include DC110V, DC72V, DC24V
Harmonic Distortion：
≤1%（100Hz～12kHz）
Power：
100W Max
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