No.
The function of the check valve is to prevent water from flowing back, but not to prevent leaks.
This is a valve that protects the system from damage due to excessive pressure. Once the average pressure in the system pipeline or device exceeds the set value, the pressure will be automatically released to ensure safety protection.
Answer: Backflow water will not make the meter work, but if there is backflow water, new water will be injected again when the water pressure is high, which will cause the meter to fluctuate repeatedly. will operate the meter. Letting it idle creates an extra measure. Installing a check valve on the main pipe can prevent the occurrence of empty current meters.