Data Collection / PLC

Convert on-site signals into process information

Access temperature, pressure, weight, time, status and alarm through PLC and on-site I/O to complete non-standard Data link for CNC equipment.

PLC Collection Targets

Heat Treatment and Process Equipment

Collect set temperature, actual temperature, holding time, remaining time, furnace weight, furnace pressure, energy consumption, and equipment status.

Auxiliary Equipment

Covers switch and analog signals, operation, and alarm signals for cooling, air compression, liquid supply, conveying, and Loading & Unloading units.

On-Site I/O

to 24V Signals, relays, sensors and equipment are interlocked for unified collection, and signal sources and timestamps are retained.

On-Site Access Principles

  • First confirm PLC model, register address, and signal range
  • Debounce and edge event recognition for switch signals
  • Retain units and precision for analog signals such as temperature, pressure, and weight
  • Link equipment alarms with work orders, batches, and process stages

Data application

  • Visualization of process parameters, support on-site status query
  • Timely reporting of equipment abnormalities to facilitate arrangement and processing
  • Process data is traceable and supports quality analysis
  • Provides a basis for energy consumption statistics and process optimization