4. Installation UCX series – User's Manual 24
OCS Connector
The switcher is supplied a 3.81mm 3-pole 90° Reversed Gender Plug Phoenix
®
connector which is used for
connecting an occupancy sensor.
level, some send low level to this input when the room is occupied. Active-high or active-low logic might be
.
Pin nr. Level and direction
1
2
3
Ground
OCS connector pin assignments
Input voltage
[V]
Logic low level 0 - 0.8
Logic high level
external 1kR pull-down resistor between input and ground pins when used with active-high type sensors.
) supply a 1 kOhm
external resistor between the 1st and the 3rd pins is necessary.
Compatible Plug Type
ATTENTION! Occupancy sensor connector and GPIO port are not compatible with each other because of
the voltage level difference, please do not connect them directly.
GPIO - General Purpose Input/Output Ports
levels and can be set to high or low level (Push-Pull). The direction of the pins can be input or output (adjustable).
Input
voltage [V]
Output
voltage [V]
Max. output
current [mA]
Logical low level 0 - 0.8 30
Logical high level 2 - 5 18
The maximum total current for the six GPIO pins is 180 mA.
Pin nr.
Level and
direction
1
2
3
4
5
6
Ground
GPIO connector and plug pin assignments
INFO:
2
wires.
Compatible plug type
Phoenix
®
ATTENTION! Occupancy sensor connector and GPIO port are not compatible with each other because of
the voltage level difference, please do not connect them directly.
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