140CPU67060C

Modicon Quantum Unity Hot Standby Processor (Conformal Coated)

266 MHz, 512 kB RAM, Multimode Fiber Ethernet, Harsh Environment

1. General Information

• Part Number: 140CPU67060C

• Manufacturer: Schneider Electric

• Series: Modicon Quantum (Unity Pro)

• Type: 32-bit PowerPC RISC, 266 MHz, with FPU

• On-board RAM: 512 KB (program + data)

• Flash Memory: 512 KB (firmware/backup)

• Coating: Conformal Coated (C) – for harsh / corrosive environments

• Slot Occupancy: 1 slot (standard)

• Software: Unity Pro XL

• Status: Discontinued (EOL: Dec 31, 2018)

• Weight: ~1.13 kg (2.5 lbs)

• Hot-Swappable: Yes

• Primary Use: Hot Standby Redundancy systems (coated version)

2. Performance

• Boolean Logic: 0.0525–0.075 µs/instruction

• Word Logic: 0.09–0.12 µs/word

• Fixed-point Arithmetic: 0.96–1.02 µs

• Floating-point: Supported (with FPU)

• Tasks:

  • 1 × Cyclic Master Task

  • 1 × Fast Periodic Task

  • 128 × I/O Interrupt Tasks

  • 32 × Timer Interrupt Tasks

  • Dedicated Hot Standby sync task

3. Memory & Expansion

• Internal RAM: 512 KB (program + data)

• PCMCIA Card (optional):

  • Program memory: up to 7 MB

  • File storage: up to 8 MB

• Backup: 3 V lithium battery (≈10 years retention)

• Real-Time Clock (RTC): Integrated, battery-backed

4. I/O Capacity

• Distributed Digital I/O: 8,000 In / 8,000 Out (MB+)

• Remote I/O (max): 31,744 points

• Distributed Stations: 63 (Modbus Plus)

• Remote Stations: 31 (per RIO bus)

• Local Expansion Racks: up to 2

5. Communications (Integrated)

• 1 × Modbus Plus (MB+): D-Sub 9, 1 Mbps

• 1 × Multimode Fiber Ethernet (SC): 100 Mbps, Modbus TCP/IP, 4 km max

• 1 × Modbus RTU (RS-232/485): D-Sub 9, ASCII/RTU

• 1 × USB 1.1: Programming & data logging

• Hot Standby Fiber Port: Dedicated sync link (between two 140CPU67060C)

• Expansion Slots: 6 (for Ethernet, Profibus DP, etc.)

6. Key Features

• Hot Standby Redundancy: Native, fiber-synced, bumpless switchover

• Multimode Fiber Ethernet: Long-distance, high noise immunity

• Conformal Coated: Protection against dust, moisture, corrosive gases (C suffix)

• FPU Included: Supports floating-point math

• 1-slot Compact: Saves backplane space

7. Electrical

• Backplane Current: 1.2 A @ 5.1 VDC (typical)

• Power Consumption: ~6.1 W

8. Environmental (Coated Version Enhanced)

• Operating Temp: 0 °C to +60 °C

• Storage Temp: −40 °C to +85 °C

• Humidity: 5–95% RH, non-condensing

• Altitude: 5,000 m

• Coating Protection: Harsh industrial / corrosive environments

9. Certifications

10. Model Differences

• 140CPU67060C: 512 KB RAM, 266 MHz, FPU, multimode fiber, conformal coated

• 140CPU67060: 512 KB RAM, 266 MHz, FPU, multimode fiber, standard coating

• 140CPU65860C: 11 MB RAM, 266 MHz, no FPU, copper Ethernet, conformal coated