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Wago 750-433 4Di, 24 Vdc 3ms 2-Wire
WAGO 750-433 8-channel digital input module for the WAGO I/O System 750 supporting 24 V DC signals for distributed automation systems.
£38.73
Why Choose the WAGO 750-433 8-Channel Digital Input Module?
The WAGO 750-433 is a high-density 8-channel digital input module designed for integration within the WAGO I/O System 750. It enables PLCs and industrial controllers to monitor 24 V DC digital signals from sensors, push buttons and machine contacts, ensuring reliable signal detection within distributed automation systems.
The module converts field signals into digital process data that can be read by a connected WAGO fieldbus coupler or programmable controller. Each input channel includes integrated noise-rejection filtering, preventing electrical interference or short signal spikes from causing false switching events.
With eight input channels in a slim DIN rail housing, the module provides high channel density while minimising control cabinet space requirements. The design also includes power jumper contacts to distribute the 24 V field supply between modules, simplifying wiring in modular automation systems.
Key Advantages
- High-density 8-channel digital input module.
- Designed for 24 V DC industrial control signals.
- Integrated noise-rejection filter improves signal stability.
- High-side switching input configuration for sensor connections.
- CAGE CLAMP® spring terminals ensure secure maintenance-free wiring.
- Compact DIN rail design ideal for distributed I/O installations.
Key Features
- 8 digital input channels.
- 24 V DC signal voltage.
- Digital input filtering for noise suppression.
- High-side switching input characteristic.
- Supports 1-conductor sensor connections.
- LED indicators for each channel status.
- Power jumper contacts for supply distribution.
- DIN rail mounted modular design.
Industrial Digital Signal Monitoring
Digital input modules act as the interface between field devices and PLC control systems by converting electrical signals from sensors, switches and relay contacts into digital data. Controllers use this information to determine machine states, detect faults and trigger automation logic.
The modular architecture of the WAGO 750 Series allows distributed automation systems to scale easily. Additional I/O modules can be installed as automation systems expand, enabling flexible system design while reducing wiring complexity across industrial installations.
Typical Applications
- Monitoring proximity sensors and limit switches.
- PLC signal acquisition in industrial machinery.
- Machine status monitoring on production lines.
- Distributed I/O networks for factory automation.
- Industrial infrastructure and building automation.
Technical Specifications
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| Signal / Input Range | 24 V DC | |
|---|---|---|
| Product Series | WAGO I/O System 750 | |
| Device Type | Digital I/O Module | |
| Coil / Supply Voltage | 24 V DC | |
| Digital Inputs | 4 | |
| Signal Type / Function | Digital | |
| Number of I/O | 4 | |
| IP Rating | IP20 | |
| Series | WAGO I/O System 750 | |
| Module type | Digital input module | |
| Number of inputs | 8 channels | |
| Signal voltage | 24 V DC | |
| Voltage range signal (0) | −3 to +5 V DC | |
| Voltage range signal (1) | 15 to 30 V DC | |
| Input current per channel | approx. 2.8 mA | |
| Input filter | approx. 3 ms | |
| System supply voltage | 5 V DC via system bus | |
| Field supply voltage | 24 V DC via power jumper contacts | |
| Isolation | approx. 500 V between system and field levels | |
| Connection technology | CAGE CLAMP® spring terminals | |
| Mounting | 35 mm DIN rail | |
| Module width | approx. 12 mm | |
| Protection rating | IP20 | |
| Operating temperature | approx. 0 °C to +55 °C | |
| HS Code | 85389099 | |
| Country of Manufacture | Germany |
Frequently Asked Questions
What is the WAGO 750-433 module used for?
The module receives digital signals from sensors and switches and transmits their status to a WAGO controller or fieldbus coupler.
How many input channels does the module provide?
The module includes eight digital input channels, allowing multiple field signals to be monitored simultaneously.
What voltage signals does the module support?
The module is designed for 24 V DC digital control signals, which are standard in industrial automation systems.
Why use a high-density input module?
High-density modules allow multiple signals to be connected within a small cabinet footprint, reducing installation space and wiring complexity.
How is the module installed?
The module mounts onto a standard 35 mm DIN rail and uses WAGO CAGE CLAMP® spring terminals for secure vibration-resistant wiring.
Trusted by Automation Engineers
WAGO 750 Series I/O modules are widely used by machine builders and system integrators to build scalable distributed control systems across manufacturing and industrial automation environments.
