
SimradMS70
Pinassignments
ThisboardsupportsRS-422andRS-485(both2and4-wire).Ports1and2alsosupport
RS-232.Theboardisprovidedwithafourwayconnectorcabletoofferfour9–pin
maleD-connectors.
Table41MoxaCP134U-I9–pinD-connectorconverter
PinRS-232RS-422RS485(4–wire)RS485(2–wire)
1DCDTXD-(A)TXD-(A)—
2RxDTXD+(B)TXD+(B)—
3TxDRXD+(B)RXD+(B)Data-(B)
4DTRRXD-(A)RXD-(A)Data-(A)
5GNDGNDGNDGND
6DSR———
7RTS———
8CTS———
9————
136
331549/B
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