NI 9216 Spring, 8-Ch RTD, PT100, 24-bit, 50S/s/ch AI module (785186-01)

24 bits

Type of ADC

Delta-sigma

Sampling mode

Scanned

Measurement range
Temperature

-200 °C to 850 °C

Resistance

0 Ω to 400 Ω

Conversion time
High-resolution mode

200 ms per channel, 1,600 ms total for all channels

High-speed mode

2.5 ms per channel, 20 ms total for all channels

Noise
High-resolution mode

0.001 °C RMS (0.3 mΩ RMS)

High-speed mode

0.02 °C RMS (6 mΩ RMS)

Excitation current

1 mA per channel

Noise rejection
Normal mode (50/60 Hz)
High-resolution mode

85 dB

High-speed mode

None

Common-mode rejection, channel-to-earth ground (50/60 Hz)
High-resolution mode

>170 dB

High-speed mode

122 dB

Input bandwidth (high-resolution mode)

3.3 Hz

Environmental Characteristics
Temperature
Operating

-40 °C to 70 °C

Storage

-40 °C to 85 °C