Specifications
Category Specification Details
Model Yokogawa F3-YC28CPU1
Type Central Processing Unit (CPU) Module for STARDOM F3* controller
Baseplate F3YP25-0S (for local I/O) or F3YP25-1S (for remote I/O)
Processor High-performance RISC-based processor
Main Memory 128 MB (Program & Data memory)
Control Capacity Program Capacity: 60,000 steps (approx.)
I/O Points: Max. 4,096 points (Virtual I/O included)
Battery Lithium battery for memory backup (typical life: 5 years at 25°C)
Built-in Communication Ports Ethernet Port 1: 10/100BASE-TX (For Vnet/IP, TCP/IP, FTP)
Ethernet Port 2: 10/100BASE-TX (For Vnet/IP, TCP/IP)
Serial Port 1: RS-232C (For programming tool, modem)
Serial Port 2: RS-232C/RS-422/RS-485 (For external devices, MODBUS® RTU master/slave)
Supported Protocols Vnet/IP: Yokogawa's real-time control network
TCP/IP, UDP/IP, FTP, MODBUS/TCP (Client/Server)
MODBUS/RTU (Master/Slave) via serial port
Real-time Clock Built-in with battery backup
LED Indicators RUN, ERR, MS, COMM, I/O, and port status LEDs
Power Supply 5 V DC from the baseplate (supplied by a separate power supply module, e.g., F3YP01-0V)
Operating Temperature 0 to 60 °C (32 to 140 °F)
Storage Temperature -25 to 75 °C (-13 to 167 °F)
Humidity 5 to 95% RH (non-condensing)
Vibration Resistance 0.5 G (5 to 8.4 Hz), 1 G (8.4 to 150 Hz)
Shock Resistance 10 G (11 ms duration)
Weight Approx. 0.3 kg (0.66 lbs)
Safety/Certifications CE, cULus Listed (UL508), FM, KC, RCM
Key Features
High-Performance Processing: Powerful RISC CPU capable of handling complex control algorithms and large I/O counts at high speed.

Dual Ethernet Ports: Enables seamless integration into plant networks for control (Vnet/IP) and data exchange (TCP/IP) simultaneously.

Multi-Protocol Support: Native support for Vnet/IP, MODBUS/TCP, and MODBUS/RTU simplifies connectivity with a wide range of third-party devices and systems.

Rack-Based Design: Provides a centralized, robust platform for controlling local or remote I/O modules.

STARDOM Ecosystem: Part of the versatile STARDOM family, offering scalable solutions for network-based control and data acquisition.

Robust and Reliable: Designed for 24/7 operation in industrial environments with wide operating temperature and humidity ranges.