WAGO 750-402 Input Module

WAGO 750-402 Overview

The WAGO 750-402 is a 4-channel digital input module belonging to the WAGO-I/O-SYSTEM 750 series. It is used to receive digital signals from field devices and transmit these signals to WAGO controllers or bus couplers.

Product Detailed Description

• Function:

• Receives 4 digital signals from sensors, switches, or other digital output devices.

• Each channel has an input filter to suppress interference signals.

• The input status is indicated by LEDs on the module.

• The module is compatible with other modules in the WAGO-I/O-SYSTEM 750 series, allowing for flexible construction of various automation systems.

• Features:

• 4 channels.

• Wide input voltage range.

• LED status indication for each channel.

• Configurable input filters.

• Compact design, saving control cabinet space.

• Pluggable wiring terminals for easy installation and maintenance.

Product Parameters

• Number of Channels:

• 4

• Input Voltage Range:

• 24 V DC (EN 61131-2, Type 1)

• Input Current:

• Approx. 7 mA/channel (at 24 V DC)

• Input Filter Time Constant:

• Configurable (e.g., 0.5 ms, 1.5 ms, 3 ms)

• Signal Delay (typ.):

• Dependent on the input filter setting

• Isolation Voltage:

• 500 V system voltage to field side

• Current Consumption (System Bus):

• Approx. 15 mA

• Wiring Method:

• Pluggable CAGE CLAMP® connection terminals

• Conductor Cross-Section:

• 0.08 to 2.5 mm² (solid or stranded)

• Width:

• 12 mm

• Weight:

• Approx. 35 g

• Protection Class:

• IP20

• Ambient Temperature (Operating):

• -20 °C to +60 °C

• Ambient Temperature (Storage):

• -40 °C to +85 °C

• Standards Compliance:

• EN 61131-2

Product Advantages

• High Channel Density:

• Provides 4 input channels within a 12 mm width, saving space.

• Flexible Input Filters:

• Configurable input filters can adapt to different signal characteristics, improving noise immunity.

• Easy Installation and Maintenance:

• Pluggable CAGE CLAMP® connection terminals allow for quick connection and disconnection of wires without special tools.

• High Reliability:

• WAGO products are known for their high quality and reliability.

• Easy System Integration:

• As part of the WAGO-I/O-SYSTEM 750 series, it can be easily combined with other WAGO modules.

• Clear Status Indication:

• Each channel has an LED to indicate its input status, facilitating troubleshooting.

Precautions

• Correct Wiring:

• Ensure correct wiring according to WAGO's wiring diagrams and instructions to avoid short circuits or incorrect signal transmission.

• Power Supply Specifications:

• Ensure that the output voltage and current specifications of the field devices are compatible with the module's input requirements.

• Environmental Conditions:

• Avoid using the module in environments exceeding its operating temperature and humidity ranges.

• Pay attention to the module's IP protection class and prevent liquids or foreign objects from entering.

• Input Filter Settings:

• Configure the input filters appropriately based on the characteristics of the field signals to balance signal response speed and noise immunity.

• System Bus Connection:

• Correctly connect the system bus of the WAGO 750 series controller to ensure proper communication with the module.

Product Applications

• Industrial Automation:

• Receiving digital signals from various sensors and switches.

• Machine Manufacturing:

• Monitoring machine status and safety switch signals.

• Process Automation:

• Acquiring binary output signals from field instruments.

• Building Automation:

• Receiving signals from lighting switches, door and window status sensors.

• Packaging Machinery:

• Detecting product positions and states.

• Any application requiring the acquisition and processing of digital input signals.

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