NI 446X Calibration Procedure
6
ni.com
Both password and user-defined information have a maximum of four
ASCII-standard characters and are null-terminated strings. The user
information is empty by default and can contain any information you find
useful.
Getting Calibration Information
The NI 446
X
devices contain the current device temperature read directly
from the device and the following calibration information stored in the
EEPROM:
•
Whether the device supports self-calibration
•
Date and time of the last self-calibration
•
Temperature during the last self-calibration
•
Recommended interval for external calibration
•
Date and time of the last external calibration
•
Temperature during the last external calibration
You can access this information in the Measurement & Automation
Explorer (MAX) or by using the following NI-DAQmx functions.
Call
DAQmxGetCalUserDefinedInfo
with the following parameters:
deviceName
:
dev1
data
:
charPointerReturnValue
bufferSize
:
anyNumberBelowMax
LabVIEW Block Diagram
l
NI-DAQmx Function Call (Continued)