Description

The 140CPU21304 is a CPU module from Schneider, offering a 768 K memory capacity, Modbus Plus communication, and support for up to 606 K of IEC program memory. It's designed for efficient control in industrial automation systems with extensive I/O and distributed I/O support.

General Information

• Memory : 768K

• Modbus Plus : 1x

• Max IEC Program : 606 K

• Battery : 3 V Lithium (1200 mAh)

• Shelf Life : 10 years (0.5% loss of capacity per year)

• Weight : Approx. 0.45 kg

Logic Capacity

• User Logic :

• 984 Ladder Logic

• 32 k words discrete register

• 64k extended register

• 48 k words discrete

• 57,766 4XX registers max

I/O Capacity

• Local I/O (Main Backplane) :

• Maximum I/O Words: 64 In and 64 Out

• Maximum Number of I/O Racks: 2 (Requires expander)

• Remote I/O :

• Maximum I/O Words per Drop: 64 In and 64 Out

• Maximum Number of Remote Drops: 31

Distributed I/O

• Number of Networks per System : 3

• Maximum Words per Network : 500 In and 500 Out

• Maximum Words per Node : 30 In and 32 Out

Timers and Performance

• Watchdog Timer : 250 ms (software adjustable)

• Logic Solve Time : 0.3 ms/k to 1.4 ms/k

Battery Information

• Battery : 3 V Lithium (1200 mAh)

• Load Current @ Power-off :

• Typical: 5 μA

• Maximum: 110 μA

• Service Life : 1200 mAh

• Shelf Life : 10 years (0.5% loss of capacity per year)