The useful number of power meters depends on the decision the factory needs to make. Start with the existing electrical layout and data, then identify what is missing. A meter specification should cover the measurement point, required values, recording interval and a workable route to the monitoring system.
Map the question to a measurement boundary
A site total, a production area and an individual machine answer different questions. Document which equipment each proposed point includes before comparing readings or combining totals.
Use what is available
Review existing meters and accessible records before purchasing additional equipment.
Prioritize one decision
For example, separating a compressor room may help investigate its operating pattern without metering every machine initially.
Specify useful data and a supported connection
Required accuracy, resolution and recording frequency depend on the analysis. Check the installed meter model and communications route; a network connection alone does not prove that the required values are available.
Write a data list
Identify required energy and power values, units, timestamps and recording intervals for each point.
Review compatibility
Have the technical team verify the interface, access permissions, communication settings and any gateway requirements.
Sources: [1]
Validate a pilot before expanding coverage
Ask qualified personnel to check the physical installation and measurement setup. Then confirm that the selected data reaches the monitoring system consistently and represents the intended equipment.
Check the complete path
Compare source readings with exported records using the same timestamps, units and scaling.
Test representative operation
Include normal production and stopped periods, record gaps and investigate unexplained differences before adding more points.
Sources: [2]
Frequently asked questions
Does every machine need a separate meter?
Not necessarily. Start with significant questions and existing coverage, then add detail where it changes a decision.
Can any meter connect to the same software?
Compatibility must be checked. The model, supported interface, available values, network and authorized data access all matter.
Review the measurement points with DigitechX
Explore meter readings, trends, comparisons and reports in Energy Monitoring Software. Bring a meter list and electrical layout to assess the suitable connection scope.
Click to view details
References
- Australian Government: Metering and monitoring
- DOE 50001 Ready: Energy Data Collection and Analysis
- DigitechX Energy Monitoring Software
Information and sources reviewed: 8 October 2026