140CPU43412U

Description

140CPU43412U is a Schneider Modicon Unity Processor with 1056 kB internal RAM.

Performance

• Clock Frequency: 66 MHz

• Internal RAM: 1056 kB

• Instructions per ms: 1.86 Kinst/ms (100% Boolean), 2.49 Kinst/ms (65% Boolean, 35% numerical)

• Execution Time per Instruction: 0.1–0.27 µs (floating/fixed-point), 0.12–0.585 µs (Boolean/word)

• System Overhead: 0.2 ms fast task, 1 ms master task

I/O Capacity

• Discrete Inputs/Outputs:

• Remote: 31,744 inputs / 31,744 outputs

• Distributed (Modbus Plus): 8,000 inputs / 8,000 outputs per network

• Local: Unlimited (26 slots max)

• Analog Inputs/Outputs:

• Distributed (Modbus Plus): 500 inputs / 500 outputs per network

• S908 Remote I/O: 1,984 inputs / 1,984 outputs

• Local: Unlimited (26 slots max)

Application Features

• Serial link, counter, high-speed interrupt inputs, accurate time stamping

• Process control

• Key switch for memory start/stop and protection

• Slide switch for communication port (ASCII/RTU/Memory)

Task Structure

• 1 cyclic/periodic master task

• 1 periodic fast task

• 16 timer interrupt tasks

• 64 I/O interrupt tasks

• 64 interrupt tasks

• No auxiliary tasks

Communication & Connections

• Integrated Connections: 1 Modbus Plus, 2 Modbus

• Maximum Connections: 2 AS-Interface distributed, 2 Modbus RS232/485, 4 AS-Interface remote, 6 Ethernet TCP/IP local, 6 Modbus Plus local, 6 Profibus DP local

• Optional Modules: 6 (Ethernet, Modbus, Modbus Plus, Profibus DP, Sy/Max)

Physical & System Details

• Number of Slots: 2, 4, 10, 16, 6

• Number of Racks: 2 (local)

• Distributed I/O Stations: 63 Modbus Plus

• Remote I/O Stations: 31 S908, 0 Ethernet

• Bus Current Requirement: 1,800 mA

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