6ES7422-1FH00-0AA0

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The Siemens SIMATIC S7 Series Digital Output Module, part number 6ES7422-1FH00-0AA0, is a high-quality component designed for seamless integration into S7-400 PLC systems. This module is engineered to provide reliable digital signal output, facilitating effective control and automation within a diverse range of industrial applications.

Featuring 16 optically isolated outputs, the module is capable of handling 120 V AC to 230 V AC load voltages, with a rated output current of 2 A per channel. This robust unit is built to manage a total current of up to 4 A per group in all mounting positions up to 40 °C, ensuring consistent performance even in demanding environments.

The module's outputs are equipped with short-circuit protection, utilising 8 A, 250 V fuses per group, which contributes to the overall safety and longevity of the system. With a maximum response time of 100 ms, the module ensures timely signal processing, which is critical for applications requiring precise timing.

Designed with a compact form factor, the module measures 25 mm in width, 290 mm in height, and 210 mm in depth, making it suitable for installations where space is at a premium. Despite its small size, it does not compromise on power or functionality.

The digital output module also supports parallel switching of two outputs for redundant control of a load, enhancing the reliability of your control system. With a weight of approximately 800 g, it is both lightweight and durable, crafted to withstand the rigours of industrial use.

In summary, the Siemens 6ES7422-1FH00-0AA0 Digital Output Module is a vital component for professionals seeking to optimise their control systems with a reliable, efficient, and space-saving solution.
Specification Description
Part Number 6ES7422-1FH00-0AA0
Alternative Part Number 6ES74221FH000AA0
Manufacturer Siemens
Part Category PLC Systems
Part Family Simatic S7
Product Type Digital Output Module
Number of Outputs 16
Output Current Rated value 2 A, Permissible range min. 10 mA to max. 2 A
Load Voltage L1 Rated value (AC) 230 V; 120/230 V AC
Supply Voltage Range Lower limit (AC) 79 V to upper limit (AC) 264 V
Input Current From load voltage L+ (without load), max. 1.5 mA; From backplane bus 5 V DC, max. 400 mA
Power Loss Typical 16 W
Short-circuit Protection Yes; Fuse 8 A, 250 V; per group
Controlling a Digital Input Yes; possible
Switching Frequency With resistive load, max. 10 Hz; With inductive load, max. 0.5 Hz
Cable Length Shielded, max. 1000 m; Unshielded, max. 600 m
Isolation Tested with 1500 V AC
Dimensions Width 25 mm, Height 290 mm, Depth 210 mm
Weight Approx. 800 g
Commodity Code 85389091

What type of module is this?

This is a digital output module designed for use with SIMATIC S7-400 PLC systems, providing 16 optically isolated outputs for controlling various devices.

What voltage levels can the outputs handle?

The outputs are rated for 120/230 V AC, making them suitable for a wide range of industrial applications.

What is the maximum output current for each channel?

Each channel can handle a rated output current of 2 A, with a permissible range up to a maximum of 2 A.

Can this module control a digital input?

Yes, it is possible to control a digital input with this module.

Is there any protection against short circuits?

Yes, the module includes short-circuit protection with fuses rated at 8 A, 250 V for each group of outputs.

What is the response time for the outputs?

The maximum response time for the outputs is 100 ms.

Can outputs be switched in parallel for redundant control?

Yes, parallel switching of two outputs for redundant control of a load is possible, provided the outputs have the same load voltage.

What is the maximum switching frequency for resistive and inductive loads?

The maximum switching frequency is 10 Hz for resistive loads and 0.5 Hz for inductive loads.

How is the module isolated?

The module provides potential separation between channels, in groups of four, and between the channels and the backplane bus. It has been tested with 1500 V AC for isolation.

What are the dimensions and weight of the module?

The module measures 25 mm in width, 290 mm in height, and 210 mm in depth, with an approximate weight of 800 g.

  • Control of AC motors in industrial automation systems
  • Activation of solenoid valves in pneumatic or hydraulic control circuits
  • Switching of lighting systems in commercial and industrial buildings
  • Operation of electric heaters in process control applications
  • Driving contactors for heavy-duty switching operations
  • Interface with relay panels for expanded control functions
  • Management of power distribution in control panels
  • Integration into safety interlock circuits for machinery
  • Control of AC-powered pumps in water treatment plants
  • Activation of audible alarms and signalling devices in emergency systems

This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.

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