140ACI03000C

Modicon Quantum Analog Input Module (Conformal Coated)

General Information

• Manufacturer: Schneider Electric

• Model: 140ACI03000C

• Product Type: 8‑Channel Isolated Analog Input Module (conformal coated)

• Applicable System: Modicon Quantum PLC Series

• Weight: Approx. 0.3 kg

• Form Factor: Single‑slot Quantum module, IP20 rated

Product Description

Main Technical Specifications

1. Channels: 8 differential analog inputs

2. Resolution: 12 bits

3. Input Ranges (software selectable)

   • 1–5 VDC

   • 4–20 mA

4. Max Input

   • Voltage: 50 VDC

   • Current: 25 mA

5. Input Impedance

   • Voltage: >20 MΩ

   • Current: 250 Ω

6. Accuracy (25 °C)

   • Absolute error: ±0.05% full scale (typical)

   • Linearity error: ±0.04%

7. Temperature Drift: ±0.0025% FS/°C (typical)

8. Isolation

   • Channel‑to‑bus: 1000 V DC continuous; 3000 V DC / 60 s

   • Between channels: 30 V DC

9. Common‑Mode Rejection: >72 dB at 60 Hz

10. Update Time: 5 ms (all channels)

11. Filter: Single‑pole low‑pass, 15 Hz cutoff

12. Backplane Current: 240 mA

13. Power Consumption: 2 W

Features & Diagnostics

1. Conformal Coating: Protects against moisture, dust, and corrosion

2. Broken Wire Detection: For 4–20 mA loops

3. LED Indicators: Per‑channel status (OK/Fault) and module communication LEDs

4. HART Compatibility: Compatible with HART‑capable transmitters

5. Surge & Overvoltage Protection: Built‑in ESD protection (4 kV contact, IEC 801‑2)

Environmental Parameters

• Operating Temperature: 0 °C to +60 °C

• Storage Temperature: −40 °C to +85 °C

• Relative Humidity: 5%–95%, non‑condensing

• Altitude: ≤5000 m

Certifications

• CE, UL 508, CSA C22.2 No. 142, cUL, FM Class 1 Division 2

Compatibility

• Designed exclusively for Modicon Quantum 140‑series PLC racks; not compatible with other Schneider PLC families。