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v0.8

Minor Versionm

by Tanya Taylor

Introduction

If desired, you can connect the SM50 to an external, mains-powered device, such as an alarm, siren, extractor fan or ozone generator. To do this, you need to include a separate mains rated relay.

The set point of the on-board relay activates the relay switch, which controls your external device.

The onboard relay output is 24V; 5A (max).

Note: Mains equipment should only be wired by a certified electrician.

  1. Turn the sensor board over so you can see the underside components.
    • Turn the sensor board over so you can see the underside components.

    • Using the screw terminal connectors on the sensor board, wire the desired external device to either the normally open or normally closed contacts as required for your application and firmware version.

    • This diagram shows one method of connecting a SM50 to a mains-powered device.

Conclusion

For further support, contact Technical Support.

Tanya Taylor

Member since: 02/25/2020

136 Guides authored