SBC PCD1.Room - Definition of Serial Interfaces

Hardware Manual PCD1.M2110R1 │ Document 27-619 │ Version ENG 04 │ 2018-08-20
Saia-Burgess Controls AG
DenitionofSerialInterfaces
Annex
A-2
A
A.2 DenitionofSerialInterfaces
A.2.1 RS-232
Designation of signal lines:
Data lines
TXD Transmit data [Transmit data]
RXD Receive data [Receive data]
Signal and response
circuits
RTS Request to send [Transmit part switched on]
CTS Clear to send [Readiness to send]
DTR Data terminal ready [Terminal ready]
DSR Data set ready [Ready for use]
RI Ring indicator [Incoming call]
DCD Data carrier detect [Partner ready]
SignalstoRS-232
Signaltype Logicstatus Setting Setpoint value
Data signal 0 (empty)
1 (character)
+3 V to +15 V
-15 V to -3 V
+7 V
-7 V
Control/message signal 0(o󰀨)
1 (on)
-15 V to -3 V
+3 V to +15 V
-7 V
+7 V