| 摘要 |
<p>PURPOSE:To obtain a system which can set quickly and surely MV and SV value displaying and V value displaying up to the digit of the minimum resolution, prevent the malfunction at the time of the increase/decrease operation, and in which one auxiliary machine simultaneously is not increase- decrease-operated by a different operator station. CONSTITUTION:From the operation start of increase/decrease keys 41 and 42 until the prescribed time passes, the increase/decrease operation is performed by a small increase/decrease ratio and after the prescribed time passes, by the large increase decrease ratio, the increase/decrease operation is performed, and the reception displaying of process control meter windows 6a-6c selected by selecting means 44 and 45 is during the operation reception, and the increase/ decrease operation of the auxiliary machine corresponding to it is performed in accordance with the increase/decrease key operation, and further, at the mutual control parts of respective operator stations, the lock information concerning the auxiliary machine during the increase/decrease operation is mutually exchanged through a transmitting means.</p> |
