1. Before Using the Product
COM-1PDH-LPE
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1.
Before Using the Product
This chapter provides information you should know before using the product.
About the Product
This product is a low profile sized PCI Express bus-supported board designed for extending RS-
422A/485 compatible serial communication functionality on your PC.
The product has one RS-422A/485 communication ports.
Higher noise-resistant models with isolation between a PC and bus line as well as a surge protection
circuit for communication ports. With a 128byte built-in FIFO buffer for transmission and reception of
each channel, the product supports a baud rate of up to 921,600bps.
It also comes with a Windows driver, which allows boards to be used as OS-standard COM ports.
Features
- Max. 921,600bps RS-422A/485 Serial Communication
The product has one RS-422A/485-standard serial ports.
Baud rates from 30 to 921,600bps can be set.
- Possibly used as Windows-standard COM ports, using the bundled driver library
Comes with a driver software that allows the products to be used under Windows in the same way as
COM ports on the PC. Under Windows, the product supports the OS-standard Win32 API
communication function as well as Visual Basic MSComm. In addition, supplies a diagnostic program
to confirm hardware operation and to perform a communication test with equipment.
- Isolation between PCs, surge protection for all signal lines
Between PCs are electrically isolated.
As isolation of the bus is provided, this prevents electrical noise between the PC and external circuits.
As surge protection is provided on all signal lines, you can safely use the boards in environments where
you are concerned about surges causing incorrect operation or damage to the PC.
- Max. 16 boards can be installed as configured in the range COM1 - COM256.
Up to 16 boards can be mounted on a single PC.
COM1 - COM256 can be set using the device manager.
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LEDs for operation check within
LEDs are installed to check the operations and enable you to view communication status.
- Equipped with 2- piece terminal
The transmission line connection terminal that is linked to calbles can be connected or disconnected to
the board simultaneously. With tightened screws that prevent the terminal coming off, you can safely
use the boards without unnecessary troubles.
Summary of Contents for COM-1PDH-LPE
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Page 37: ...4 Functions 32 COM 1PDH LPE...