Pin Assignment - Metrohm 768 KF Manual Del Usuario

3.3.3 Pin assignment

RS 232C Interface
Transmitted data (TxD)
If no data are transmitted, the line is held in the "ON" condition. Data are
transmitted only when CTS and DSR are in the "ON" condition and DCD is
in the "OFF" condition.
Received data (RxD)
Data are received only when DCD is "ON".
Request to Send (RTS)
ON condition: Instrument is ready to send data.
Clear to Send (CTS)
ON condition: Remote station is ready to receive data.
Data Set Ready (DSR)
ON condition: The transmission line is connected.
Signal ground (GND)
Data Carrier Detect (DCD)
ON condition:The level of the received signal is within the tolerance range
(remote station is ready to send data).
Data Terminal Ready (DTR)
ON condition: Instrument is ready to receive data..
Contact arrangement at the connector (female)
K.210.9004 (housing) and K.210.0001
768 KF Oven
3.3 Characteristics of the RS232 interface
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14
1
View from solder side
external
E 2
Transmitted Data
E 3
Received Data
E 4
Request to Send
E 5
Clear to Send
E 6
Data Set Ready
E 7
Signal Ground
E 8
Data Carrier Detect
E 20
Data Terminal Ready
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