DNF Controls Analyst, RS422/RS232 Tester - Manual (Page 20)

Received Test Message What it means
Did not receive test message.
Using- IN RS422 connector
OUT RS232 connector
Transmitting IN RS422 connector-
Press the [RxTx] key to swap the transmit & receive
lines. If test message is now received, the
adapter’s RS422 port is configured as a DEVICE
port. Confirm that this is the desired configuration.
Receiving OUT RS232 connector-
See note below regarding externally powered and
port powered adapters.
Press the [RxTx] key to swap the transmit & receive
lines. If test message is now received, the
adapter’s RS232 port is configured as a DTE port.
Confirm that this is the desired configuration
Transmitting OUT RS232 connector-
See note below regarding externally powered and
port powered adapters.
Press the [RxTx] key to swap the transmit & receive
lines. If test message is now received, the
adapter’s RS232 port is configured as a DTE port.
Confirm that this is the desired configuration.
Receiving IN RS422 connector-
Press the [RxTx] key to swap the transmit & receive
lines. If test message is now received, the
adapter’s RS422 port is configured as a DEVICE
port. Confirm that this is the desired configuration.
Page 16 of 31 The Analyst RS422/RS232 Tester