Matrox 4Sight EV6 Installation And Hardware Reference page 47

+
24V
-
Optional because the auxiliary input signals are electrically isolated.
Equivalent circuit only
• For the auxiliary input signal to sink the current, connect the 2-wire device to an
auxiliary input signal as shown below. Install the external bleeder resistor between
the blue wire of the proximity sensor and the AUX_INn- pin.
AUX INn+
Sensing
Circuit
Matrox 4Sight E 6 V
in a sinking configuration
_
AUX INn- _
Connecting to the auxiliary I/O interface
Brown wire
Blue wire
Bleeding
2-wire PNP
Resistor
proximity sensor
47