3B34_15 Datasheet, PDF (4/8 Pages) Analog Devices – Isolated, Linearized RTD Input

Voltage Output
Zero
Span
Current Output⁴
Zero
Span
Zero and Span Adjustment Range⁵
Input Bias Current
Input Resistance
Input, 0.1 Hz to 10 Hz Bandwidth
Output, 100 kHz Bandwidth
Bandwidth, -3 dB
Output Rise Time, 10% to 90% Span
Input-to-Output, Continuous
Transient
1 kΩ Source Imbalance, 50/60 Hz
Normal Mode Rejection, 50/60 Hz
100 ΩPt, 120 ΩNi
10 ΩCu
100 ΩPt, 120 ΩNi
10 ΩCu
Continuous
Transient
Voltage Output Protection
Current Output Protection
±0.02°C/°C
±25 ppm of Reading/°C
±25 ppm of Span/°C
±25 ppm of Reading/°C
±5% of Span
+3 nA
15 MΩ
Noise
0.2 µV rms
50 µV rms
3 Hz
200 ms
Common-Mode Voltage (CMV)
±1500 V peak, maximum
ANSI/IEEE C37.90.1-1989
Common Mode Rejection (CMR)
160 dB
60 dB
Sensor Excitation Current
0.25 mA
1.0 mA
Lead Resistance Effect
±0.02°C/Ω
±0.2°C/Ω
Input Protection (Includes Excitation Currents)
220 V rms maximum
ANSI/IEEE C37.90.1-1989
Continuous Short to Ground
130 V rms, continuous
±15 V dc Supplies
Rated Operation
Current
Sensitivity
Power Supply Voltages ⁶
±(11.5 V dc to 16.5 V dc)
±10 mA
±0.01% span/V
Rev. 0 | Page 4 of 8
3B34