Series 90-30 PLC Model CPU351 or highter highlights 386EX Processor from Intel 2 Serial Ports with Separate Processor Configurable Key Switch Larger Memory (Upto 240K) Supports up to 8 Racks Fast Execution Speed Boolean 0.22ms/K Function Blocks Less Than 2us an Instruction Series9030-022894Series 90-30 - 02/28/94 p10 Series 90TM -30 PLC Model CPU351 or highter Highlights • 386EX Processor from Intel • 2 Serial Ports with Separate Processor • Configurable Key Switch • Larger Memory (Upto 240K) • Supports up to 8 Racks • Fast Execution Speed – Boolean 0.22ms/K – Function Blocks Less Than 2us an Instruction