Product Description
Schneider 140CPU43412U - PLC Module
The Schneider 140CPU43412U is a powerful PLC module designed for industrial automation and control applications. It offers advanced features like memory protection, diagnostic indicators, and flexible communication ports, ensuring optimal system performance.
Technical Specifications:
| Feature | Specification |
|---|---|
| Clock Speed | 1056 MHz |
| Internal RAM | 2 KB |
| PCMCIA Card Support | Yes |
| Communication Ports | Modbus RS-232, Modbus Plus |
| Weight | 0.623 kg (1.373 lbs) |
| Backup Battery | 3V lithium, 1200 mAh, 10-year storage life |
| Key Switch Positions | Stop, Mem Prt, Start |
| LED Indicators | Ready, Run, Modbus, Modbus Plus, Mem Prt, Bat Low, Error A |
| Memory Write Protection | Slide switch available for enabling write protection |
Key Features:
-
Memory Protection:
The module includes a memory write protection switch to prevent accidental program modifications. -
Backup Battery:
It features a backup battery slot for maintaining memory during power outages. The battery is replaceable when low. -
LED Indicators:
The front panel has 7 LEDs for system status display:- Ready (Green): Indicates successful power-up diagnostics.
- Run (Green): Shows that the program is running.
- Modbus (Green): Indicates Modbus communication activity.
- Modbus Plus (Green): Indicates Modbus Plus communication activity.
- Mem Prt (Orange): Memory is write-protected.
- Bat Low (Red): Backup battery is low or missing.
- Error A (Red): Communication fault on the Modbus Plus port.