PLC Omron CJ2M-CPU12

User Memory 10K steps I/O Bits 2,560 bits Proc- essing Speed Overhead Processing Time Normal Mode: CJ2M-CPU3[]: 270 s * CJ2M-CPU1[]: 160 s * * The following time must be added when using EtherNet/IP tag data links for the CJ2M-CPU3[]. 100 s + (Number of words transferred 1.8 s) The following time must be added when using Pulse I/O Modules with a CJ2M CPU Unit: 10 s Number of Pulse I/O Modules Execution Time Basic Instructions: 0.04 s min. Special Instructions: 0.06 s min. Inter- rupts I/O Interrupts and External Interrupts Interrupt task startup time: 31 s Return time to cyclic task: 10 s Scheduled Interrupts Minimum time interval: 0.4 ms (set in 0.1 ms increments) Interrupt task startup time: 30 s Return time to cyclic task: 11 s Maximum Number of Connectable Units Total per CPU Rack or Expansion Rack: 10 Units max.; Total per PLC: 40 Units max. Basic I/O Units No limit However, a maximum of two CJ1W-INT01 Interrupt Input Units can be mounted. Special I/O Units Units for up to 96 unit numbers can be mounted. (Unit numbers run from 0 to 95. Units are allocated between 1 and 8 unit numbers.) CPU Bus Units CJ2M-CPU3[]: 15 Units max. CJ2M-CPU1[]: 16 Units max. Pulse I/O Modules 2 Units max. * * Supported only by CJ2M CPU Units with unit version 2.0 or later. A Pulse I/O Module must be mounted. Slots for which interrupts can be used Slots 0 to 4 on CPU Rack Maximum Number of Expansion Racks 3 max. CIO Area I/O Area 2,560 bits (160 words): Words CIO 0000 to CIO 0159 Link Area 3,200 bits (200 words): Words CIO 1000 to CIO 1199 CPU Bus Unit Area 6,400 bits (400 words): Words CIO 1500 to CIO 1899 Special I/O Unit Area 15,360 bits (960 words): Words CIO 2000 to CIO 2959 Pulse I/O Area 20 inputs, 12 outputs (CIO 2960 to CIO 2963) Serial PLC Link Words 1,440 bits (90 words): Wor