2.4 Making Connections
42
< Connecting to the external control terminals >
Required items: phillips screwdriver (for M3 screws), measurement leads
+12 V Output Connection (for external sensors)
1 Lift the external control termi-
nal block cover.
2 Loosen the terminal block
screws, insert the bare ends of
the leads, and tighten the
screws.
3 Connect to the device to be
powered, such as an external
sensor.
4 Replace the cover on the exter-
nal control terminal block.
Connect the '+' wire to the +12V ter-
minal.
Connect the '-' wire to a GND termi-
nal.
Five GND terminals are provided.
Connections can be made to any
GND terminal.
GND
2
3
+12 V is present whenever the HiLogger is on. When making connections,
be careful to avoid short-circuiting to GND terminals.
Maximum supply current is 100 mA.