Protouch-wide: user documentation
DOC/PROTOUCH-WIDE-R; V1.1
DOC_PROTOUCH_WIDE-R_V1.0.docx
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2.4.3
Power supply
The processor and its peripherals are powered by a non-isolated, integrated power supply which generates all internal voltages.
Device Connection
Any standard 4 pole A-coded female M12 connector with conformal electrical specification (voltage and current). Use AWG18/0.75mm
2
wires
at minimum to comply with safety requirements and follow the connector manufacturers instruction guide.
Pin
Signal
1
GND
2
+24VDC
3
Power Fail/Remote on/off
4
24VDC AUX (reserved)
Tab. 3
Power supply connector P1
For normal operation the external power supply has to be connected to the pins 2 (+24VDC) and 1 (GND) of the power connector P1.
Pin 4 (+24VDC_AUX) is reserved, leave open.
Pin 3 is used as an input for either a power fail or remote on/off signal, it can be left open if function is not used
Fig. 6
M12 A-coded male pinout (front view)
Important
Note
Input current may vary significantly during operation. Make sure wire diameter is designed properly to
remain within the specified operating voltage range.
For details regarding the power management see separate product documentation DOC/COMPACT8-RSL
2.4.4
COM 1 (only on selected products)
Serial port 1 has standard RS232 signals on a standard DSUB-9 connector on the front (COM1).
Device Connection RS232
The Serial Port COM1 is available on DSUB-9
Pin Number
Signal
Pin Number
Signal
1
DCD
6
DSR
2
RXD
7
RTS
3
TXD
8
CTS
4
DTR
9
RI
5
GND
Tab. 4
Serial Port COM1
