3onedata 277 User Manual - Page 2
Browse online or download pdf User Manual for Media Converter 3onedata 277. 3onedata 277 6 pages. Rs-232/485/422 to fiber converter
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6.Only one RS232/RS485/RS422 port can be connected at a given
time.
7. 9~36VDC power supply Input(2 bit terminal block)
Pinout Configuration:
Power, RS-232/485/422
RS-232/485/422 interface adopt 8 bit terminal block, the power
supply input is 2 bit terminal block.
Power:
DCIN
GND
RS-485/422:
T+/D+ RS-422 send+/485+(A)
T-/D-
R+
R-
GND
RS-232:
GND
IN
RS232 input (RXD)
OUT
RS232 output (TXD)
Optical fiber interface
The optical fiber connection supports single-mode single fiber
For Link : A-to-B(The mark A device link to the mark B
device)
9~36VDC input
power ground
RS-422 send-/485-(B)
RS-422 receive+
RS-422 receive-
Signal ground
Signal ground
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