Operating Voltage:24 VDC

Input Current:50 mA

Output Current:10 mA

Environmental Rating:Class I, Division 2, Group E, F, G

Temperature Range:-40°C to +70°C

Relay Contacts:SPDT

Number of Channels:4

Communication Protocol:Modbus-RTU

Dimensions (WxHxD):105 x 90 x 34 mm

    The ABB 1797-OB4D Ex Source Digital stands out in the industrial control market with its robust design and high safety standards, making it suitable for use in explosive atmospheres. This advanced safety relay is equipped with four SPDT outputs, providing exceptional control over various processes.

    Featuring a wide operating voltage range from 100 to 240 Vac, it ensures compatibility across different industrial setups, reducing the need for specialized equipment. With a power consumption of just 0.2 W, it’s energy-efficient and ideal for systems where power usage must be minimized.

    The relay outputs are rated at 50 mA, providing sufficient current to handle most industrial applications without causing strain on the system. This feature, combined with the relay’s ability to switch quickly, ensures smooth operation in critical control scenarios.

    Operated within a temperature range of -25°C to +55°C, this safety relay is designed to withstand extreme environmental conditions, ensuring reliable performance in various industrial settings. Its Ex d II CT6 Gb protection class further enhances its safety profile, allowing it to be used in areas classified as potentially explosive.

    Installation and maintenance are straightforward, thanks to its user-friendly design. The ABB 1797-OB4D Ex Source Digital comes with comprehensive documentation and support, ensuring that users can easily integrate it into their existing systems and troubleshoot any issues efficiently.