-8-
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
LED Indicators
LED DISPLAYSTATE INTERPRETATION
PWR Power status ON Power on
OFF Power off
232 TX RS-232 TX BLINK RS-232 TX Activity
232 RX RS-232 RX BLINK RS-232 RX Activity
TXC RS-485/422 TX control ON RS-485 driver is enabled
OFF RS-485 driver is disabled