reference: R049-1:2006 2.1.8

device intended to perform a particular function, directly involved in elaborating, transmitting or displaying measurement results. The main ancillary devices are: (a) zero setting device; (b) price indicating device; (c) repeating indicating device; (d) printing device; (e) memory device; (f) tariff control device; (g) pre-setting device; and (h) self service device