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Wago 750-424 2Di, Intruder Detection
WAGO 750-424 2-channel digital input module for the WAGO I/O System 750 designed for intruder detection and alarm loop monitoring using current-loop inputs.
£56.08
Why Choose the WAGO 750-424 2-Channel Digital Input Module?
The WAGO 750-424 is a specialised 2-channel digital input module for the WAGO I/O System 750, designed for monitoring alarm contacts and security circuits within industrial and building automation systems. The module operates using a current loop monitoring principle, allowing controllers to detect both normal signal states and wiring faults commonly used in intruder detection systems. :contentReference
The module detects the status of connected contacts and transmits this information to a WAGO fieldbus coupler or programmable controller. By analysing resistance values within the circuit, the module can identify normal operation, alarm states or wiring faults, making it suitable for security monitoring applications integrated with automation systems. :contentReference
Designed for reliable industrial operation, the module provides electrical isolation between the field and system levels and uses WAGO CAGE CLAMP® spring pressure connection technology for vibration-resistant wiring and fast installation. Its compact DIN rail form factor allows seamless integration into distributed control cabinets. :contentReference
Key Advantages
- Specialised 2-channel digital input module for monitoring alarm contacts.
- Supports 24 V DC current loop signalling.
- Designed for intruder detection and alarm monitoring systems.
- Compatible with the modular WAGO 750 Series I/O platform.
- CAGE CLAMP® spring terminals provide secure maintenance-free wiring.
- Compact DIN rail module suitable for distributed automation installations.
Key Features
- 2 digital input channels.
- Current loop monitoring principle.
- Designed for intruder detection circuits.
- Supports 2-wire alarm contact connections.
- LED indicators for channel status.
- DIN rail mounted modular design.
- CAGE CLAMP® spring pressure connection technology.
- Compatible with WAGO I/O System 750 fieldbus couplers and controllers.
Industrial Alarm and Security Signal Monitoring
Digital input modules used in alarm monitoring systems allow controllers to detect changes in contact states and wiring integrity. By monitoring resistance values within a current loop, security systems can distinguish between normal operation, triggered alarms and wiring faults.
The WAGO 750 Series modular I/O platform allows alarm monitoring functions to be integrated into larger building automation or industrial control systems. This provides a scalable architecture where security signals and automation data can be processed within the same distributed control network.
Typical Applications
- Intruder detection and alarm monitoring systems.
- Monitoring alarm contact loops in security installations.
- Building automation and access control systems.
- Industrial security monitoring integrated with PLC control.
- Distributed I/O systems for facility management.
Technical Specifications
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| Number of I/O | 2 | |
|---|---|---|
| Product Series | WAGO I/O System 750 | |
| Device Type | Digital I/O Module | |
| Digital Inputs | 2 | |
| Signal Type / Function | Digital | |
| IP Rating | IP20 | |
| Series | WAGO I/O System 750 | |
| Module type | Digital input module (alarm monitoring) | |
| Number of inputs | 2 channels | |
| Input type | Current loop digital input | |
| Nominal field signal | 24 V DC | |
| Monitoring principle | Resistance ratio detection (alarm loop) | |
| Isolation | Electrical isolation 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 750-424 module used for?
The module monitors alarm contact loops using a current-loop detection method and sends signal status to a WAGO controller or fieldbus coupler.
How many inputs does the module provide?
The module provides two digital input channels designed for alarm monitoring circuits.
What makes this module suitable for intruder detection systems?
The module can monitor resistance ratios in a current loop, allowing it to detect normal operation, alarm states or wiring faults within security circuits.
How is the module installed?
The module mounts on a standard 35 mm DIN rail and connects using WAGO CAGE CLAMP® spring terminals.
Can it be used with the WAGO 750 I/O system?
Yes. The 750-424 integrates directly with all compatible couplers and controllers within the WAGO I/O System 750 platform.
Trusted by Automation Engineers
WAGO 750 Series I/O modules are widely used by system integrators and automation engineers to build reliable distributed control and monitoring systems across industrial and building infrastructure environments.
