Daily equipment sensor readings for Australian manufacturing sites.
device_id: device identifier (e.g. AU-SYD-001)
site: site name (Sydney, Melbourne, Brisbane, Perth, Adelaide)
timestamp: local reporting time (naive local time, AEST = UTC+10)
temperature: degrees Celsius
vibration: mm/s
pressure: kPa
status: OK / WARNING / ALERT / MAINTENANCE
Timestamps are recorded in Australian Eastern Standard Time (UTC+10).
