SSC50D-S2543 | YOKOGAWA Duplexed Safety Control Unit

Specifications

Processor & Memory

• CPU: MIPS R5000 Processor
• Main Memory: 32 MB
• Memory Protection:
  • Flash Memory: For application program storage
  • NVRAM: For operation data retention

Communication Interfaces

• Vnet/IP Interface:
  • Dual-redundant, 100 Mbps, Full-duplex
  • Uses UTP cable (CAT5e or higher) with RJ45 connector
  • 100BASE-TX compliance
  • Maximum Distance: 100 meters (to Layer 2 switch)
• ESB Bus Interface:
  • Dual-redundant
  • Supports up to 9 safety node units
  • Expandable via Optical ESB bus repeater module

Power Requirements

• Available Voltage Options:
  • 100–120V AC, 50/60 Hz (200 VA)
  • 220–240V AC, 50/60 Hz (230 VA)
  • 24V DC (5.5 A)
  • Dual-redundant power supply supported
• Battery Backup:
  • Battery Model: S9185FA
  • Recommended Replacement: Every 3 years (at 30°C or lower)

Environmental Considerations

• Standard Operating Temperature: -20°C to 40°C
• High-Temperature Use: Fan unit required for temperatures above 40°C

Physical & Mounting

• Weight: Approx. 8.5 kg
• Mounting: Rack Mountable, secured with 8 M5 screws

Model & Suffix Codes

• Model: SSC50D – Duplexed Safety Control Unit (Rack Mountable)
• Suffix Codes:
  • -S: Standard Type (-20°C to 40°C, ISA Standard G3)
  • 2: Dual-redundant power supply
  • 5: No explosion protection
  • 4: 24V DC power supply
  • 3: CFS1100 Safety Control Function License (R3.02.31 or later)