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NI 9472/9474 16 ni.com
the channel is in an overcurrent state, measure the voltage between
DO and V
sup
. If the voltage is equal to the voltage of the external
power supply connected to the module, the channel is in an
overcurrent state.
Resetting Channels After an Overcurrent Condition
After you have determined and fixed the cause of the overcurrent
condition, reset the channel by turning it off. Alternatively, you can
disconnect the external power supply from the module. However,
doing so disconnects power from all of the module channels.
Normal operation can resume after you correct the overcurrent
condition and reset the channel.
Sleep Mode
This module supports a low-power sleep mode. Support for sleep
mode at the system level depends on the chassis that the module is
plugged into. Refer to the chassis manual for information about
support for sleep mode. If the chassis supports sleep mode, refer to
the software help for information about enabling sleep mode. Visit
ni.com/info and enter cseriesdoc for information about
C Series documentation.