| 摘要 |
PROBLEM TO BE SOLVED: To propose a simple and easy to see use state management method for gas capable of confirming use state of gas (used amount of gas, invoiced amount of gas, etc.) in a customer station and out of the customer station.SOLUTION: A monitoring device 5 and customer station devices 3 (gas meter reading device) installed in each gas consumption spot 2 have a communicating connection through an Internet circuit 6 and an end user using gas at the gas consumption point 2 is capable of confirming gas meter reading information and gas invoice amount, etc., by making access to the customer station device 3 or the monitoring device 5 using a portable communication terminal 14 from either in-house or out-of-house in a use state management system for gas 1. The invoiced amount is displayed in division display by a circular graph by items.SELECTED DRAWING: Figure 1 |
