Siemens MOD-22000014-6 Digital Input Module 6ES5 421-8MA12

Siemens MOD-22000014-6 Digital Input Module 6ES5 421-8MA12

The Siemens MOD-22000014-6, also known by its part number 6ES5 421-8MA12, is an 8-channel digital input module designed for integration with Siemens SIMATIC S5 PLC systems. This module is engineered to handle 24V DC input signals, making it suitable for various industrial automation applications.

Key Features

• Compatibility: Seamlessly integrates with Siemens SIMATIC S5 PLCs, including models S5-90U, S5-95U, S5-100U, ET 100U, and ET 200U.
• Input Channels: Provides 8 digital input channels for efficient signal processing.
• Input Voltage: Operates with a rated input voltage of 24V DC.
• Signal Voltage Range: Recognizes a “1” signal within the range of 13 to 33V and a “0” signal from 0 to 5V.
• Input Current: Draws approximately 7 mA per channel when receiving a “1” signal.
• Response Time: Features an inherent delay of approximately 2.3 ms from “0” to “1” and 3.5 ms from “1” to “0”.
• Wiring Distance: Supports unshielded cable lengths up to 100 meters.
• Power Consumption: Consumes around 0.8 W of power.
• Weight: Weighs approximately 205 grams.

Applications

This digital input module is ideal for monitoring and processing signals from various field devices such as sensors, switches, and other digital signal sources. Its non-isolated design is suitable for applications where electrical isolation between channels is not a requirement.

Installation and Maintenance

• Installation: Securely mount the module within the designated PLC slot and ensure correct wiring, especially in environments prone to electrical noise.
• Commissioning: After installation, verify each input by applying a signal and checking for accurate state representation in the PLC.
• Maintenance: Regularly inspect wiring and check the input voltage if issues arise.

The Siemens MOD-22000014-6 Digital Input Module 6ES5 421-8MA12 offers reliable performance and seamless integration for industrial automation systems requiring efficient digital input processing.