Features; Complies with and certificated according to the National Regulations High measurement accuracy; Compact size ; Heating/Cooling combined, measuring heating and refrigeration; Additional integrated and external modules for remote reading (MBUS, Wireless MBUS and pulse output); Historical data of the previous 18 months; High precision platinum made measuring sensors; No mechanical abrasion, not affected by bad water quality, low maintenance cost; Automatism of error diagnostics insures safe operation; Battery life is more than 6 years.