Performance and Capability

• Maximum I/O Modules per controller: 144
• Maximum Analog Channels per controller: 230
• Maximum Digital Channels per controller: 460
• Maximum Expansion I/O Racks for Non-Redundant Controller: 11
• Maximum Expansion I/O Racks for Redundant Controller: 12
• Command Execution Time: 85 µs per 1000 commands in ST

Item Specification

• Processor: Dual Core ARM® Cortex™-A9 Core (32-bit) 667 MHz
• User Programming Memory (Flash):
  • User: 10 MB (Program 5 MB, Data 5 MB)
  • Total: 256 MB (Flash)
• SD Card Support: 32GB Class 6 / Class 10 industry standard
• Running Memory (RAM): 256 MB with Error Correction Code
• Controller Redundancy: Supported (Hot Standby)
• Real-Time Clock: 2 weeks of retention after a power loss
• CPU Watchdog: CPU automatically resets if error is detected
• Nonvolatile Memory Data Life: 20+ years (no battery required)
• Real-Time Clock Resolution: 1 ms
• I/O Scan Time: 10 ms – 3000 ms (adjustable per control strategy)
• Switchover:
  • Internal parameters, variables, and outputs are maintained during transition
  • Switchover Time: <100 ms
• Operating Modes:
  • Run Locked
  • Stop Locked
  • Remote Running
  • Remote Stopped
• LEDs: 2 LEDs, three colors each, indicate the status and role of the CPM
• Max. Current @5V: 750 mA
• Max. Current @24V: 0 mA
• Heat Dissipation (W): 3.75 W