User`s guide

Universal Library User's Guide Temperature Input Boards - WLS Series
199
For RTD or thermistor measurements, this warm-up time is also required to stabilize the internal current
reference.
Calibration
Any time the sensor category is changed in the configuration for the WLS-TEMP, a calibration is
automatically performed by InstaCal. If the device has not been warmed up when this occurs, you should re-
calibrate after the specified warm-up time.
Error codes
 The UL returns -9999 when a value is out of range or an open connection is detected.
 The UL returns -9000 when the device is not ready. This usually occurs right after the device is powered
up and calibration factors are being loaded.
 With wireless operations, the UL returns NOREMOTEACK when the signal is not strong enough for
communication between the interface device and the remote device.
Miscellaneous functions and methods supported
UL: cbFlashLED()
UL for .NET: FlashLED()
Causes the USB LED on a Measurement Computing USB module to blink. When you have several modules
connected to the computer, use these functions to identify a particular module by making its LED blink.