Black Box IC477A-F-R2 Configura ion, Switch S1 Summary Table Position Function Factory Default

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CHAPTER 3: Configura ion

3informationThe.2.1factoryDIP-S-WITCHdefaultfollowingSETTINGSsetingsthetableforanfortheswitchesexplanationarepresentdoftheswitch’sbelow.functionReadthe.

Switch S1 Summary Table

Position

 

Function

 

 

Factory Default

S1-1*

 

“Transmit Off” Impedance

 

 

Off

High Z

S1-2*

 

“Transmit Off” Impedance

 

 

Off

 

 

 

 

 

 

 

 

S1-3

 

RTS/CTS Delay

 

 

On

8 msec.

S1-4

 

Echo Mode

 

 

Off

Echo Off

S1-5

 

Carrier Control

 

 

On

Controlled by RTS

S1-6

 

Receive Impedance

 

 

On

120 ohm

Swith S1-1

 

andS1-2resettogeth

to

 

determiew

thereceving

 

 

or“intermediat”thewhenthetransmitter isturnedoff.The“intermediatgh”

S1-7*

 

2 wire/4 wire

 

 

On

2-wire

devic“ees”

 

impdanceoftheConvrter’stransmitttherasbeing“hi

S1-8*

 

2 wire/4 wire

 

 

On

 

doesnotsettingOS1isffn-responduseful1 inOS1wellhalfnff-2-toduplextheInHighSeting“high”tenvironmentsermediateImpedancesettingImpedance.wherethereceivingdevice

*Note: Sw

ches

-1

S1-2 should be swi c ed si

ul aneously.

Sw

ches

-7

S1-8 ould also be switch

d simultaneously.

1-1 and -2: “Transmit Off” I peda

ThetimeDelayS1-3:settingtheRTS/CTSS1OnConverterff-3forshouldswitchD8NoSettingmseclay“sees”delaybeS1.based-3RTSdeterminesuponandwhentransmitheitamssiendsounttimingCTSofdelay.Note:.betweenRTS/CTSthe

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Contents Async 232↔422/485 Converter TheCEsymbolonyourAsync232CE Notice Ser Cap Configuration Specifications Upto115,200bpsLb.0.5kg TheAsync232 IntroductionConfiguration Configuration DIP Switch S1Async 232↔422/485switchCONVERTER Configura ion Switch S1 Summary Table Position Function Factory DefaultReceivers Typical Switch Applications Switch Settings Installation Installation At all, f ip the a Leads atConverter RS-485 Device Firmlyit8 Cable11 DB25 S allationPage Appendix A. RS-232C Pin Configurations Direction Standard DCE SettingAppendix B /485 Pin Configuration TEReadyBnegativeThere’snotenoughoranypowertotheConverter.The Appendix C. Self-TestCopyright 1998. Black Box Corporation. All rights reserved