Is a larger maximum subdivision of an adaptive sampler better?

Yes. Adaptive sampler it can be intelligent to determine the non-detail to be less samples, details to be more samples, the maximum subdivision is actually to control the quality of the details of the sampling, the larger the adaptive sampler the higher the quality of sampling. Sampler is a sampling device, used in boiler rooms or power plants within the vapor assay sampling cooling, that is, for higher temperature liquids and gases and other media heat exchange.