The GE Fanuc IC695NIU001-CK is an Ethernet Network Interface Unit (NIU) for PACSystems RX3i Series. This module facilitates remote communication with Series 90-30 I/O systems over Ethernet, enabling seamless control and data exchange. It supports multiple protocols like Modbus and SNP and offers flexibility with both Ethernet and serial interfaces. The unit also includes local logic for enhanced control, built-in flash memory for data storage, and a battery-backed real-time clock for accurate timekeeping.

Technical Specifications

• Module Type: Ethernet Network Interface Unit (NIU)
• Communication Ports:
  • Two serial ports (RS-485 and RS-232)
• Local Logic: 20 Kbytes of optional local logic
• Flash Memory: 10 Mbytes for local user data storage
• Battery: Battery-backed real-time clock
• Firmware: In-system upgradeable
• Backplane Support: Dual backplane bus support (RX3i PCI and 90-30 Serial)
• Protocol Support: SNP, Modbus Slave, Serial I/O, Modbus Master
• Data Exchange: Ethernet Global Data (EGD)
• Communication Services: TCP/IP using SRTP

Power Requirements

• +3.3 VDC: 1.25 Amps nominal
• +5 VDC: 1.0 Amps nominal

Environmental Specifications

• Operating Temperature: 0°C to 60°C (32°F to 140°F)
• Battery Life: Refer to the PACSystems NIU Reference Manual, GFK-2222 for estimated battery life.

Additional Features

• Floating Point: Yes
• Embedded Communications: RS-232, RS-485
• Serial Protocols Supported: Modbus RTU Slave, SNP, Serial I/O, Modbus RTU Master via “C” block application
• PCI Compatibility: Compliant with PCI 2.2 standard
• Weight: 0.45 Kg