140CPU67160S

Modicon Quantum Unity Hot Standby Processor (Special Red Panel)

266 MHz, 1024 kB RAM, Multimode Fiber Ethernet, LCD/Keypad, Enhanced HSBY

1. General Information

• Part Number: 140CPU67160S

• Manufacturer: Schneider Electric

• Series: Modicon Quantum (Unity Pro XL)

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

• On-board RAM: 1024 KB (1 MB) (program + data, 512 kB data area)

• Flash Memory: 512 KB (firmware/backup)

• Front Panel: Red “S” special panel, 2×16 LCD + 5-key keypad (with LED backlight)

• Coating: Standard (non-conformal)

• Slot Occupancy: 2 slots (double width, HSBY enhanced)

• Software: Unity Pro XL (Safety option supported)

• Status: Discontinued (EOL)

• Weight: ~1.4 kg (3.1 lbs)

• Hot-Swappable: Yes

• Primary Use: High-end Hot Standby redundancy, critical safety/process control

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 (FPU on board)

• Tasks:

  • 1 × Cyclic Master Task

  • 1 × Fast Periodic Task

  • 128 × I/O Interrupt Tasks

  • 32 × Timer Interrupt Tasks

  • Enhanced Hot Standby sync task (S-version)

3. Memory & Expansion

• Internal RAM: 1024 KB (1 MB)

• PCMCIA Card (optional, 2 slots):

  • Program memory: up to 7 MB

  • File storage: up to 8 MB

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

• 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, dedicated HSBY sync

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

• 1 × USB 1.1: Programming & data logging

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

6. Key Features (S = Special/Enhanced)

• 1 MB RAM (vs 512 kB on 67060 series)

• Red front panel + LCD/keypad: Local status, diagnostics, and operation without PC

• Enhanced Hot Standby: Faster sync, larger data mirroring, better fault tolerance

• Double slot: More power, better cooling for high-reliability applications

• FPU included: Floating-point math for process control

7. Electrical

• Backplane Current: 2.5 A @ 5.1 VDC (typical)

• Power Consumption: ~12.8 W

8. Environmental

• Operating Temp: 0 °C to +60 °C

• Storage Temp: −40 °C to +85 °C

• Humidity: 5–95% RH, non-condensing

• Altitude: 5,000 m

9. Certifications

10. Model Differences (Quantum HSBY CPU)

• 140CPU67160S: 1 MB RAM, 266 MHz, FPU, multimode fiber, LCD/keypad, red panel, 2-slot

• 140CPU67060: 512 kB RAM, 266 MHz, FPU, multimode fiber, standard panel, 1-slot

• 140CPU67060C: 512 kB RAM, 266 MHz, FPU, multimode fiber, conformal coated, 1-slot