Serial Interface (RS-232 Port)

 

Connector

 

DB9 female

 

Pin Assignments

DCE type

 

Baud Rate Support

Up to 115K baud

 

Connector Shield

Connect to chassis ground

Connection Distance

15 meters

 

High ESD Tolerance

+/-15KV on Tx, Rx lines

Overvoltage Protection

Cutoff if over +/-28V

 

Isolation

 

Optical isolation with RS-485/422 interface

RS-485/422 Interface

 

 

Connector

 

Screw-type terminal block

Signal Type

Balanced differential lines

Data Speed

115Kbps

 

Standard

 

EIA-485, EIA-422

 

High ESD Tolerance

+/-15KV on driver and receiver lines

Overvoltage Protection

Cutoff if over +/-28V

 

LEDIndicators

 

 

LED

DISPLAY

STATE

INTERPRETATION

PWR

Power status

ON

Power on

 

 

OFF

Power off

232 TX RS-232 TX

BLINK

RS-232 TXActivity

232RX RS-232RX

BLINK

RS-232 RXActivity

TXC

RS-485/422 TX control ON

RS-485 driver is enabled

 

 

OFF

RS-485 driver is disabled

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KTI Networks KSC-240 manual Serial Interface RS-232 Port, RS-485/422 Interface, LEDIndicators