Schneider Modicon140CPU11302
April 24, 2026

Schneider Modicon140CPU11302

140CPU11302 Schneider Modicon Quantum CPU | English Overview & Specifications 1. Product Overview Part Number: 140CPU11302 Manufacturer: Schneider Electric Product Line: Modicon Quantum Type: Standalone CPU Processor (Concept 80186 core) Function: Central control for Quantum PLC systems; supports local/remote/distributed I/O and Modbus communication Status: Legacy / Discontinued Warranty: 12–18 months

Description

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2. Processor & Performance

CPU Core: Concept 80186 (16-bit)

Clock Frequency: 20 MHz

Execution Speed: 0.3–1.4 ms per 1K LL984 instructions

Watchdog Timer: 250 ms (hardware)

Real-Time Clock Drift: ±8 s/day (0–60 °C)

Power Dissipation: 3.9 W

3. Memory

Internal RAM: 109 kB (program/data)

LL984 Ladder Logic: 8 kwords max

IEC Program Memory: 109 kwords max

Battery: 3 V lithium, 1.2 Ah, ≥10-year data retention

4. I/O Capacity

Discrete I/O: 8192 In / 8192 Out (max)

Local I/O: 64 In / 64 Out; up to 2 racks

Remote I/O (RIO): 64 In / 64 Out; up to 31 drops

Distributed I/O (DIO): 30 In / 32 Out; up to 63 drops

Network I/O: 500 In / 500 Out per network

5. Communication Interfaces

Modbus Plus (MB+): 1 × DB9 port (1 Mbps, peer-to-peer)

Modbus RTU (RS232): 1 × serial port (for HMI/SCADA)

Programming: Concept / ProWORX 32 software

6. Electrical & Mechanical

Backplane Current: 780 mA @ 5 VDC

Dimensions (W×D×H): Standard Quantum module size (~47 × 162 × 315 mm)

Weight: 0.3–0.91 kg (0.66–2.0 lbs)

7. Environmental & Certifications

Operating Temp: 0 °C to +60 °C (32–140 °F)

Storage Temp: -40 °C to +85 °C (-40–185 °F)

Humidity: 5%–95%, non-condensing

Certifications: CE, UL 508, CSA C22.2, FM Class 1 Div 2


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