Measurement 0…20 mA

Measuring range, nominal

0…20 mA

Measuring range, end value (full scale value)

20 mA

Measuring range, technically usable

0 …21.474 mA

Fuse protection

Internal overload limiting, continuous current resistant

PDO resolution

23 bit (unsigned)

PDO LSB (Extended Range)

2.56 nA

PDO LSB (Legacy Range)

2.384.. nA

Common-mode voltage V_cm

max. +/- 10V

related to -Uv (internal ground)

Basic accuracy: Measuring deviation at 23°C, with averaging

< ±0.01%_FSV = ±100 ppm_FSV

Offset/Zero Point deviation (at 23°C)

E_Offset

< 65 ppm_FSV

Gain/scale/amplification deviation (at 23°C)

E_Gain

< 50 ppm

Non-linearity over the whole measuring range

E_Lin

< 40 ppm_FSV

Repeatability

E_Rep

< 40 ppm_FSV

Noise (without filtering)

E_{Noise, PtP}

< 100 ppm_FSV

< 781 [digits]

E_{Noise, RMS}

< 18 ppm_FSV

< 141 [digits]

Max. SNR

> 94.9 dB

Noisedensity@1kHz

< 5.09

Noise (with 50Hz FIR filtering)

E_{Noise, PtP}

< 10 ppm_FSV

< 78 [digits]

E_{Noise, RMS}

< 2.0 ppm_FSV

< 16 [digits]

Max. SNR

> 114.0 dB

Temperature coefficient

Tc_Gain

< 15 ppm/K typ.

Tc_Offset

< 5 ppm_FSV/K typ.

Common-mode rejection ratio (without filtering)

DC: < 3 nA/V typ.

50 Hz: < 5  nA/V typ.

1 kHz: < 80  nA/V typ.

Common-mode rejection ratio (with 50Hz FIR filtering)

DC: < 3 nA/V typ.

50 Hz: < 3 nA/V typ.

1 kHz: < 3 nA/V typ.

Largest short-term deviation during a specified electrical interference test

±0.05%_FSV = ±500 ppm_FSV typ.

Input impedance ±Input 1

(Internal resistance)

Differential 200 Ω || 11 nF typ.

CommonMode 1 MΩ || 40 nF typ.

Methodology: Resistor against -U_V, capacitance against SGND

Input impedance ±Input 2

No usage of this input in this mode