Yokogawa |CP333D| Processor Module
YOKOGAWA CP333D Processor Module
Description
The YOKOGAWA CP333D is a control processor module with 16 MB RAM, used in duplex or single controller systems for real-time control and redundancy management.
Features
- Dual-CPU architecture for synchronous hot-standby operation
- Built-in ECC memory for error correction
- Supports automatic program copy and status indication
- Equipped with maintenance connector and control switch
Technical Specifications
-
Memory
- 16 MB RAM
- Uses ECC (error-correcting code) for memory reliability
-
CPU Configuration
- Two CPUs per card
- Performs identical computations with result comparison
- Watchdog Timer for failure detection
-
Redundancy Support
- Supports duplex LFCD and single LFCS configurations
- Automatic switch to standby card on CPU mismatch
- Dual-redundant Vnet interface
-
Status Lamps
- HRDY: Green if hardware normal
- RDY: Green if both hardware and software normal
- CTRL: Green if control side in duplex system
- COPY: Green during program copy
Yokogawa |CP333D| Processor Module


Yokogawa |CP333D| Processor Module
YOKOGAWA CP333D Processor Module
Description
The YOKOGAWA CP333D is a control processor module with 16 MB RAM, used in duplex or single controller systems for real-time control and redundancy management.
Features
- Dual-CPU architecture for synchronous hot-standby operation
- Built-in ECC memory for error correction
- Supports automatic program copy and status indication
- Equipped with maintenance connector and control switch
Technical Specifications
-
Memory
- 16 MB RAM
- Uses ECC (error-correcting code) for memory reliability
-
CPU Configuration
- Two CPUs per card
- Performs identical computations with result comparison
- Watchdog Timer for failure detection
-
Redundancy Support
- Supports duplex LFCD and single LFCS configurations
- Automatic switch to standby card on CPU mismatch
- Dual-redundant Vnet interface
-
Status Lamps
- HRDY: Green if hardware normal
- RDY: Green if both hardware and software normal
- CTRL: Green if control side in duplex system
- COPY: Green during program copy