| 摘要 |
PROBLEM TO BE SOLVED: To prevent ID codes of a master machine and a slave machine which a storage means is made to store respectively from being deleted in a radio meter inspection system of a metering instrument for performing radio communication between the master machine and each of the slave machines. SOLUTION: A master machine 10 is equipped with a storage means 16 for storing an ID code of its own ID number or the like and a slave machine is equipped with a storage means for storing its own ID code. Those storage means are constituted by a nonvolatile storage means and it is made that the stored ID code is not erased even when a power source is disconnected by power interruption or the like. |
