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Technical Information
Serial
The following figure shows the 4UHV interconnections:
Figure 58 4UHV interconnections
This is a 9-pin D-type serial input/output connector that allows the 4UHV to be
controlled via an RS232/485 or profibus (optional).
Table 8
PIN No.
1
2
3
4
5
6
7
8
9
194
Signal Name
+5 V (OUT)
TX (RS232)
RX (RS232)
Reserved
GND
A + (RS485)
Reserved
B - (RS485)
Reserved
Agilent 4UHV Ion Pump Controller User Manual
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