Alicat Scientific EPC Series Bedieningshandleiding - Pagina 7
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Power and Signal Connections
Power and communications are supplied through the 6 pin Molex Micro-Fit
3.0 connector:
Pin
Function
1
Power in
2
0–5 Vdc
Optional: 1–5 Vdc or 0–10 Vdc output signal
3
Ground (common for power, digital
communications, and analog signals)
4
Serial RS-232TX output signal
Optional: RS-485 B
5
Serial RS-232RX input signal
Optional: RS-485 A
6
Analog setpoint input
Caution: Do not apply power to pins 2, 4, 5, or 6. Permanent damage can occur.
RS-232 or RS-485 Digital Signals
To use the RS-232 or RS-485 input signal, connect the RS-232 / RS-485 Output
Signal (Pin 4), the RS-232 / RS-485 Input Signal (Pin 5), and Ground (Pin 3) to
your computer serial port as shown below.
DB9 to MF6 Connection for RS-232 or RS-485 Signals
9-Pin Serial Connection
Pin
Function
5
Ground
3
Transmit
2
Receive
MF6 Connection
Pin
Function
3
Ground
5
Receive
4
Transmit
7