| 摘要 |
PROBLEM TO BE SOLVED: To improve operation convenience. SOLUTION: This monitor for a programmable controller is provided with a storing part 1a for storing devices which can be accessed by a programmable controller, a display part 3 for displaying the devices stored in the storing part 1a, and an operating part 4 to be operated so that the devices which should be accessed by the programmable controller can be selected from among the devices displayed at the display part 3 as the devices to be accessed. In this case, when the number of the devices to be accessed is more than a prescribed number, all access to the devices by the programmable controller can be inhibited, and the inhibited state can be announced. |
