Operating Range:24V DC
Input Current:Max 50mA
Output Configuration:1 Form C relay, 2 NC/NO
Operating Temperature:-20°C to +70°C
Relay Rating:250V AC / 30V DC, 5A
Communication Protocol:MODBUS RTU
The AB 440R-N23135 Guardmaster LTD Access Control Module is engineered for durability and reliability in harsh industrial environments. Its robust design ensures uninterrupted operation under extreme temperatures ranging from -20°C to +60°C, making it suitable for various industrial settings.
Equipped with an advanced safety protocol, this module ensures secure access control by monitoring and regulating entry points, thereby enhancing security measures and minimizing unauthorized access.
Featuring a high input current capability of 120mA at 24VDC, the module supports a wide range of applications, including access control systems, industrial automation, and other critical processes requiring precise electrical control.
With its RS-485 Modbus communication protocol, the AB 440R-N23135 module seamlessly integrates with existing industrial networks, facilitating easy setup and management through standard software tools.
Designed for long-term operation without maintenance interruptions, this module comes with a comprehensive set of diagnostic functions that enable proactive monitoring and predictive maintenance, ensuring minimal downtime and optimal system performance.



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