QVS Interface Converter IC-485S - Manual (Page 4)

IC-485S/IC-485SI FUNCTION OVERVIEW
1-2 SPECIFICATIONS
Connector
RS-485/422: A 4 terminal block
and RJ-1 or GND
TAB**
SWl:DCE,DTE, MONITOR*
selection
Function Switch SW2:TxON. RxON
SW2:TxRTS,
SW2:TxRTS. RxON
Enclosure Plastic
Weight 60 gm
Dimensions 54x74.5x18.5mm
Figure l-2 IC-485 Specifications Table
* RJ-11 Connector & Monitor mode for
IC-485S only.
* * Grounding TAB for IC-485SI only.
2 User’s Manual User’s Manual 3
INSTALLATION IC-485S/IC-485SI
2 INSTALLATION
2-1 INSTALLATION PROCEDURE
Before installing the IC-485 you will need a 4-
wire cable. This cable must go from your location to
the place you want to connect to.
Installation Procedure:
1
2.
3.
4.
Before installing the IC-485 to the PC, decide
one of the 6 possible configurations suitable
for your application. Please check Chapter 3
OPERATION for correct slide switch settings
and phone wires connection, then connect IC-
485 to the PC.
For IC-485SI: Connect a wire from the
Grounding Tab to the earth
ground.
Turn on PCs.
Insert the adapter’s plug into the POWER
JACK in the right side.
Plug the power adapter into an AC outlet. The
unit is now ready for operation.