© National Instruments Corp. 19 NI 9219 Operating Instructions
circuit is open, make sure no more than ±60 V is sourced across the
switch. Open Contact mode is supported only in CompactRIO
systems. Refer to Figure12 for an illustration of the connections.
Figure 12. Connections in Open Contact Mode
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 documentation for information
about support for sleep mode. You can enable sleep mode in
software. Refer to the driver software documentation for more
information.
Typically, when a system is in sleep mode, you cannot
communicate with the modules. In sleep mode, the system
consumes minimal power and may dissipate less heat than it does
in normal mode. Refer to the Specifications section for more
information about power consumption and thermal dissipation.
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NI 9219