readAttributeRmsVoltageSag(completionHandler:)
Declaration
func readAttributeRmsVoltageSag(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeRmsVoltageSag() async throws -> NSNumberfunc readAttributeRmsVoltageSag(completionHandler: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)func readAttributeRmsVoltageSag() async throws -> NSNumber