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Programmable Device Server with I/O Expansion Slot(s)
2.4 Appearance
Front View
5
3
2
1
5.
LED indicator
Once power is supplied to the PDS-8x1 controller, the system LED indicator will illuminate. An
overview of the LED functions is given below:
Name
Function
Sys
Running Firmware
TxD
Serial Port Busy
RxD
6
4
LED Behavior
ON (Red)
Flashing (Yellow)
Flashing (Green)
PDS-8x1 Series User Manual, Version 1.1.2, Apr. 2015
1.
Robust Insulated and Fire-retardant Case
2.
COM1: RS-232
For more detailed information regarding
the pin assignments for the COM1 ports,
refer to Section 2.6.1.
3.
2-Port 10/100 Base-TX Ethernet Switch
The PDS-8x1 controller are equipped with
two RJ-45 jack that is used as the 10/100
Base-TX Ethernet port and features
networking capability. When an Ethernet
link is detected and an Ethernet packet is
received, the Link/Act LED (Green)
indicator and the 10/100 M LED (Yellow)
indicator will be illuminated.
4.
I/O Expansion Slots
The PDS-811 has one I/O expansion slot,
while PDS-821 has two I/O expansion slots
that can be used to attach various 2- or 4-
port
serial
communication
Therefore, a maximum of 4 serial ports
can be installed on the PDS-811 or a
maximum of 8 serial ports can be installed
on the PDS-821.
modules.
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