Natural Gas Meter Sizing

Meter REQUIREMENT

I am a manager Process (Chemical Engineer)

I want to size a natural gas meter oin the basis of below given data:

Flow - Minimum/Normal/Maximum: 100 / 1500 / 3600 NM³/Hour

Pressure - Minimum/Normal/Maximum: 0.1 / 2.2 / 6 Barg.

Temperature - Minimum/Normal/Maximum: 5 / 15 / 33 ⁰ C

Density – 0.84 Kg/NM³

Pipe Size – 6" Sch. 40

Please help me out to size the meter.

Akram