QVS IC-485SI user manual Installation, Specifications

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IC-485S/IC-485SI

FUNCTION OVERVIEW

1-2 SPECIFICATIONS

Connector

RS-485/422:

A 4 terminal block

 

and RJ-1 l* or GND

 

 

 

 

TAB**

 

 

 

SWl:DCE,DTE, MONITOR*

 

selection

Function Switch

SW2:TxON.

RxON

 

SW2:TxRTS,

RXXrt

 

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.

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User’s Manual

INSTALLATIONIC-485S/IC-485SI

2 INSTALLATION

2-1INSTALLATION 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:

1Before 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.

2.Turn on PCs.

3.Insert the adapter’s plug into the POWER JACK in the right side.

4.Plug the power adapter into an AC outlet. The unit is now ready for operation.

User’s Manual

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Contents Interface Converter Package Checklist Table of Contents Function OverviewInstallation SpecificationsSwitch Function Description Operation Point-to-PointPOINT-TO-POINT/2-WIRE Half DU PlexALF Duplex Duplex3MULTIDROP/4-WIRE Full Duplex MULTIDROP/2-WIRE Half DuplexSIMPLEX/ TRANSMIT, Receive only Monitoring1TERMINAL Block Definition Self TestTrouble Shooting Appendix aPreventing Radio & TV INTERFER- Ence