Set all three to 0.
Parameter 18 - Active Power Reports
To adjust the threshold at which a power report is sent based on a change in Wattage on your Red Series 2-1 Switch, you would select Parameter 18 within your hub and then input a range of 0-32767, where zero disables the reports and each interval equals 0.1 Watt.
Parameter 19 - Periodic Power & Energy Reports
To adjust the time period at which consecutive power or energy reports are sent on your Red Series 2-1 Switch, you would select Parameter 19 within your hub and then input a range of 0-32767, where zero disables the reports and each interval equals 1 second.
Parameter 20 - Active Energy Reports
To adjust the threshold at which an energy report is sent based on a change in kilowatt hours on your Red Series 2-1 Switch, you would select Parameter 20 within your hub and then input a range of 0-32767, where zero disables the reports and each interval equals 0.01 kilowatt hours (kWh).