Products Description
NI cFP-AI-111 Compact FieldPoint 16-Channel 16-Bit Current Analog Input Module

Technical Specifications
Model:cFP-AI-111
Brand:NI
Part No:cFP-AI-111
Product type:Compact FieldPoint 16-Channel 16-Bit Current Analog Input Module
Resolution:16-bit
Channels:16 single-ended channels,software selectable current input
Input Ranges:0–20mA,4–20mA,±20mA
Isolation:2300Vrms transient overvoltage bank isolation
Filter:50Hz/60Hz/500Hz noise filter
Update rate:0.83Hz ~ 3Hz aggregate
Input impedance:100Ω,±30mA input overcurrent protection
Power consumption:1.6W
Dimension:109.5mm91.4mm25.4mm
Weight:0.13kg
Interface:Screw terminal I/O,Compact FieldPoint backplane connector
Operating temperature:-40℃ ~ +70℃
Storage temperature:-55℃ ~ +125℃
Relative humidity:10~90% non-condensing
Certification:CE
System compatibility
cFP-AI-111 belongs to NI Compact FieldPoint platform.It works with cFP series backplanes and real-time controllers,supported by LabVIEW and NI FieldPoint drivers,widely used for transmitter 4-20mA signal acquisition in industrial process systems.It is spare part for legacy automation equipment overhaul.
Function
cFP-AI-111 is hot-swappable 16-channel current analog input module for Compact FieldPoint system.It measures 4-20mA loop signals for pressure,flow and level transmitters,with built-in noise filter and overcurrent protection.Bank isolation suppresses field interference,supports hot swap replacement without system shutdown.
Installation
Insert cFP-AI-111 into Compact FieldPoint backplane,tighten captive mounting screws.Wire current loop signal to front screw terminals.Take ESD protection before installation,supports hot swap operation.
Interface
‑Front screw terminal block for analog current signals
‑Compact FieldPoint backplane connector
‑Module status LED indicators
Feature
cFP-AI-111 classic NI isolated current analog input I/O module.Typical faults:terminal block corrosion,ADC circuit damage,backplane pin oxidation.Inspect terminals and test channel reading before replacement.
Diagnostic
Fault phenomenon:no channel reading,unstable signal,measurement deviation.Check wiring and terminal tightness,verify backplane communication and module status LED.

Product Brief
cFP-AI-111 is NI Compact FieldPoint 16-channel 16-bit current analog input module dedicated for 4-20mA transmitter signals,with 2300Vrms transient isolation,hot swappable,wide temperature range for industrial process signal collection.Mainly used for maintenance and replacement of old industrial automation equipment.ESD protection must be followed during handling.