Need help?Do you have a question about the Lightwave LW821 and is the answer not in the manual?
Warns about DIY installation and advises consulting a qualified electrician if in doubt.
Explains how to connect live and neutral wires to power the relay.
Describes wiring for switching low-voltage or non-mains circuits.
Details connecting the outgoing 'load' wires to the switched live terminals.
Illustrates wiring for switching between two separate circuits using switched live terminals.
Details wiring to interrupt or control mains powered circuits via the relay.
Step-by-step guide for pairing the relay with the LightwaveRF Smartphone App or remotes.
Instructions on how to reset the relay, removing all linked devices.
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General