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Hardware setup
n
There must be a disconnect device in front of TX40 devices to protect maintenance workers.
Use a 20 A circuit-breaker as the disconnect device.
n
Before doing any maintenance, the maintenance worker must use caution and close the
general power supply.
TX40 power connector
The TX40 has a power connector located on the back of the device:
Pin
Connection
Ignition sense
IGN
The Ignition sense line needs to be high in order for the TX40 to boot up. It can be connected
to the +VE terminal if using a power supply.
+
Positive (+VE)
-
Negative (-VE)
See
Connect power
TX40 User Guide
for information on connecting power to the device.
Connect power
32
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