Timeout

NI-DAQmx C Properties

Timeout

Data Type: float64
Description: Specifies in seconds the amount of time until the watchdog timer expires. A value of -1 means the internal timer never expires. Set this input to -1 if you use an Expiration Trigger to expire the watchdog task.

You can get/set/reset this property using:
  DAQmxGetWatchdogTimeout
  DAQmxSetWatchdogTimeout
  DAQmxResetWatchdogTimeout