Metrohm 830 IC Interface - Manual (Page 41)

4.1 Technical data
Rs232 interfaces
Connector Dsub connector 9 pin (male)
1 5
9 6
Baud rate 1'200 … 115'200 (für Dev. 8 1'200 … 19'200)
Data bits 7, 8
Stop bits 1, 2
Handshake Xon/Xoff, none
Parity none, even, odd
FIFO 0 … 16 Bytes (für Dev. 8 not available)
Pin assignment Pin 2: RxD (Received Data) for Dev. 1 … 4
Pin 3: TxD (Transmitted Data) for Dev. 1 … 4
Pin 5: GND (Signal Ground) for Dev. 1 … 4
Pin 7: TxD (Transmitted Data) for Dev. 5 … 8
Pin 8: RxD (Received Data) for Dev. 5 … 8
Pin 9: GND (Signal Ground) for Dev. 5 … 8
Remote interface (Events)
Output lines 7 potential-free relay contacts per system for
controlling external instruments.
RUN
COM
Maximum contact load:
30 V / 1 A DC
Input lines 1 digital input per system for external method
start.
+5V
470k
47k
Ext. Start
RUN
COM
Maximum load for external contact:
approx. 0.1 mA at max. cut-off voltage of approx.
5 V
830 IC Interface / 8.830.1003 Instructions for Use
35