Switch S300 Block diagram RS-485
Switch S300 is located under a
cover that can be opened by
means of a knife, see Chap-
ter 7.1.3.2.
Factory setting:
S Function Settings for RS-485
1 Change-over 2-/4 wire OFF: 4-wire ON: 2-wire
2 Rx bus termination OFF: not connected
ON: (RxA 120 RxB)
3 Tx/Rx bus termination OFF: not connected
ON: (TxA 120 TxB)
4 CAL-Switch, see also Chapter 7.1.3.1. OFF: no write protection ON: Write protection active
4.4.3.1 Connecting the remote display PR 5110
The PR 5110 remote display can be connected via the RS-485 interface.
Four-wire transmission, point to point connection, full duplex (simultaneous sending and
receiving) is possible with the remote display.
4 Device installation Transmitter Series PR 5220
EN-29 Minebea Intec
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