Serial cable end pc serial port – Alicat MC Series Mass Flow Controller User Manual
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RS-232 / RS-485 Digital Input Signal
To use the RS-232 or RS-485 input signal, connect the RS-232 / RS-485 Output
Signal (Pin 5), the RS-232 / RS-485 Input Signal (Pin 3), and Ground (Pin 8) to
your computer serial port as shown below. (See page 30 for details on accessing
RS-232 / RS-485 input.)
DB9 to Mini-DIN Connection for RS-232 / RS-485 Signals
Electrical Connections and Basic Wiring
http://www.alicat.com/support/instructional-videos/
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8
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5
3
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5
3
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Serial Cable End
PC Serial Port
1
8
7
6
5
4
3
2
8 Pin MiniDIN Cable End
8 Pin MiniDIN Connector
9 Pin Serial Connection
8 Pin MiniDIN Connection
Pin
Function
Function
Pin
5
Ground
Ground
8
3
Transmit
Receive
3
2
Receive
Transmit
5