Rockwell Automation 1746-NI16V SLC 500 Analog I/O Modules - Manual (Page 17)

SLC 500™ Analog Input Modules 17
Publication 1746-IN001B-US-P
Input Specifications
Description Specification
Type of Input (Selectable) NI16V ±10V dc, 1 to 5V, 0 to 5V, or 0 to 10V
NI16I ±20 mA, 4 to 20 mA, 0 to 1 mA, 0 to 20 mA
Type of Data (Selectable) Engineering Units (1 mV/step or 1 µA/step)
Scaled-for-PID (0 to +16,383 range)
Proportional Counts (-32,768 to +32,767 range)
Proportional Counts (User Defined Range, Class 3 only)
1746-NI4 Data Format
Input Impedance NI16V 20 M
Ω
NI16I 249
Ω
Maximum Voltage Input
without damage NI16V ±30V between any two signal terminals
Maximum Voltage Input
without damage NI16I ±8V between any two signal terminals
Current Input (maximum) ±30 mA (Between analog com and any input terminal)
Time to Detect Open Circuit Less Than 5 seconds
Module Update Time (1)
(1) Depends on filter selected. Refer to the 1746-NI16 User Manual, publication 1746-UM001A-US-P.
Input Resolution NI16V
312 µV
(2)
(2) Depends on data mode: Engineering Units or Proportional Counts .
NI16I 640 nA
Display Resolution 1 mV or 1 µA
Module Error Over Full
Temperature Range
(0°C to 60°C, 32°F to 140°F) NI16V Voltage input types (±10V dc, 1 to 5V dc, 0 to 5V dc, 0 to
10V dc): ±0.1%
NI16I Current input types (0 to 20 mA, 4 to 20 mA, 0 to 1mA,
±20 mA): ±0.3%
Input Offset Drift with
Temperature NI16V 90 µV/°C
NI16I 360 nA/°C
Gain Drift with Temperature NI16V 15 ppm/°C
NI16I 20 ppm/°C
Calibrated Accuracy at 25°C NI16V Better than 0.05% of range
NI16I Better than 0.15% of range
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