Proface AGP3500 - 10.4 DIO HMI" - Manual (Page 26)

Chapter 2 Part Names and Functions
2-3
2.2 ST-3300 Series
A: Status LED
This LED indicates the ST’s status, e.g. power
input or firmware RUN status.
B: Power Plug Connector
C: USB Host Interface (USB)
USB 1.1 compliant.
One port for TYPE-A connector.
Power supply voltage: DC5V ±5%.
Maximum output current: 500mA
Maximum communication distance: 5m
Interfaces to transfer cable, USB-compatible
printer, and other compatible devices.
D: Serial Interface (COM1)
RS-232C serial interface.
D-Sub 9-pin plug type connector.
E: Serial Interface (COM2)
AST-3301B, AST-3301S, AST-3301T:
RS-422/RS-485
*1
serial interface.
D-Sub 9-pin plug type connector.
AST-3302B:
RS-485 (MPI only) serial interface. D-Sub 9-pin
socket type connector.
LED ST Operation
Green (lit)
Normal operation (power
is ON.) or OFFLINE
operation.
Orange
(blinking)
During software startup.
Red (lit) Power is ON.
Not lit Power is OFF.
*1 RS-485 is compliant with AST-3301B / AST-3301S with revision code "B" or later. For all other models,
all revisions support RS-485.
About Revision (page 12)
Front
A
B
C
Right side
D
E
SEE