I. Basic Information

Model: cFP-AI-100

Manufacturer: National Instruments (NI)

Series: Compact FieldPoint (cFP) I/O Module

Status: Obsolete (Out of Production), Recommended Replacement: NI-9207NI

Function: 8-channel general-purpose analog input, voltage/current signal acquisition

II. Core Hardware Specifications (Official)

Channels: 8 analog inputs (single-ended/differential selectable)

Resolution: 12-bit ADCNI

Update rate: 360 Hz (total)

Input range (software selectable, independent per channel):

Voltage: ±1 V, ±5 V, ±15 V, ±30 V, 0–1 V, 0–5 V, 0–15 V, 0–30 V

Current: 0–20 mA, 4–20 mA, ±20 mA (direct connection, no external shunt required)

Accuracy: ±(0.1% reading + 0.1% range)

Input impedance: Voltage 1 MΩ; Current 5 Ω

Common mode rejection: >90 dB

Isolation: Channels isolated from the backplane, no inter-channel isolation

Diagnosis: On-board overrange detection, open/closed circuit diagnosis (NI)

III. Environment and Mechanics

Operating temperature: -40 °C ~ +70 °C (industrial wide temperature range)

Humidity: 10%–90% RH, no condensation

Size: 92 × 60 × 20 mm

Weight: Approximately 50 g

Installation: cFP-BP-4 / BP-8 backplane, hot-swappable

IV. Typical Applications

4–20 mA Transmitter Acquisition: Pressure, Flow, Level, Temperature (with thermocouple/thermoresistor transmitters)

±10 V Sensor Signals: Acceleration, Strain, Displacement, Voltage-type Instruments

Industrial Process Monitoring: Production line parameters, environmental monitoring, energy data acquisition

Combined with cFP-2200/2210/2220: Form a complete real-time measurement and control system