140CPU31110C (Unity CPU, Conformal Coated)

General

• Part No: 140CPU31110C

• Series: Modicon Quantum

• Type: Unity Processor (66 MHz)

• Coating: Conformal Coated (severe environment)

• Programming: Unity Pro

• Status: Discontinued (EOL: 31 Dec 2018; EOS: 31 Dec 2026)

Core & Memory

• CPU Clock: 66 MHz

• Internal RAM: 548 kB (program + data)

• Execution Speed: ~0.5 ms / 1K logic instructions (Boolean)

• Hardware Watchdog: Yes

• Real-Time Clock: Yes

• Battery Life: 10 years (typical)

I/O Capacity

• Local I/O: Up to 1024 digital I/O; 27 slots max/rack

• Distributed I/O: Up to 8000 In / 8000 Out (digital)

• Analog I/O: Up to 500 In / 500 Out (distributed)

• Remote Drops: 31 max

• Local Racks: 2 max (main + extension)

Communication Interfaces

• 1× Modbus RS232 (SUB-D 9)

• 1× Modbus RS485/Modbus Plus (MB+)

• 1× USB (service/programming)

• Optional: 2 slots for comm modules (Ethernet, Profibus DP, etc.)

Electrical

• Backplane Current: 1.8 A @ 5.1 VDC

• Power Consumption: ~8 W

Environmental

• Operating Temp: -20 °C ~ +60 °C

• Storage Temp: -40 °C ~ +85 °C

• Humidity: 5–95% RH, non-condensing

• Altitude: Up to 5000 m

Mechanical

• Slot: 1 slot (Quantum backplane)

• Hot Swap: Yes

• Weight: 0.5 kg

Key Features

• Unity Pro native, high-speed 66 MHz CPU for complex control

• Conformal coated for dust, moisture, corrosive gases (harsh environments)

• Large 548 kB RAM for extensive programs & data

• Flexible comms: on-board Modbus + USB, plus 2 optional module slots

• Supports redundant hot standby (with redundant hardware)

Certifications