Accuracy

 

Percent of

 

Percent of

 

Reading

 

Range*

Measurement Conditions

(Gain Error)

 

(Offset Error)

 

 

 

 

 

 

 

 

Calibrated max (–40 to 70 °C)

±0.23%

 

±0.05%

 

 

 

 

Calibrated typ (25 °C, ±5 °C)

±0.05%

 

±0.008%

 

 

 

 

Calibrated max (25 °C, ±15 °C)

±0.084%

 

±0.016%

 

 

 

 

Uncalibrated max (–40 to 70 °C)

±1.6%

 

±0.66%

 

 

 

 

Uncalibrated typ (25 °C, ±5 °C)

±0.4%

 

±0.09%

 

 

 

 

* Range equals 425 V.

 

 

 

Input noise ........................................

2 mVrms

 

Stability

 

 

 

Gain drift ....................................

±10 ppm/°C

 

Offset drift ..................................

±970 μV/°C

 

Post calibration gain match

 

 

 

(ch-to-ch, 20 kHz).............................

±0.25 dB max

© National Instruments Corp.

15 NI 9225E Operating Instructions and Specifications