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Alerts

TagFinder alerts notify you when sensor thresholds are breached or assets move in and out of zones. Notifications are sent via email or SMS.

Alert rules

Go to Alerts in the sidebar. The Rules tab shows all configured alert rules.

Creating an alert rule

  1. Click Create Rule
  2. Fill in:
    • Rule Name — descriptive name, e.g., "Cold Room above 8°C"
    • Description — optional details
  3. Select a trigger type:

    Trigger Fires when
    Sensor Threshold A sensor value crosses a threshold (e.g., temperature > 8°C)
    Geofence Enter An asset enters a zone
    Geofence Exit An asset leaves a zone
    Gateway Detection A tag is detected by a specific gateway
  4. Configure conditions:

    • For sensor thresholds: select the sensor field (temperature, humidity, battery voltage, signal strength), operator (<, >, <=, >=, =), and threshold value
    • For geofence triggers: select which geofence(s) to monitor
  5. Set the scope — which assets this rule applies to:
    • All assets
    • Specific assets (select from list)
    • Specific asset types
  6. Set a cooldown period — minimum time between repeated alerts for the same rule (prevents notification spam)
  7. Add recipients:
    • Email addresses
    • SMS phone numbers
  8. Click Save

Managing rules

From the rules list, you can:

  • Enable/disable a rule with the toggle switch
  • Edit any rule parameter
  • Test a rule — sends a test notification to all recipients
  • Delete a rule

Alert history

Switch to the History tab to see all triggered alerts:

Column Description
Time When the alert was triggered
Rule Which rule fired
Tag/Asset The tag or asset that caused the alert
Type Trigger type (threshold, geofence, etc.)
Recipient Who was notified
Status Sent, Failed, or Skipped (cooldown)

Use the search and date range filters to find specific alerts.

Statistics

At the top of the Alerts page, summary cards show:

  • Active Rules — number of enabled rules
  • Alerts Sent — notifications delivered in the last 7 days
  • Failed — notifications that failed to deliver
  • Skipped — alerts suppressed by cooldown

Common alert setups

Temperature monitoring

Cold room alert

  • Trigger: Sensor Threshold
  • Field: temperature
  • Operator: greater than
  • Threshold: 8.0
  • Scope: assets in "Cold Storage" type
  • Cooldown: 30 minutes
  • Recipient: operations@yourcompany.com

Geofence alerts

Forklift leaves warehouse

  • Trigger: Geofence Exit
  • Geofence: "Warehouse Main"
  • Scope: assets of type "Forklift"
  • Cooldown: 5 minutes
  • Recipient: logistics@yourcompany.com

Battery warnings

Low battery

  • Trigger: Sensor Threshold
  • Field: battery_voltage
  • Operator: less than
  • Threshold: 2.5
  • Scope: all assets
  • Cooldown: 24 hours (1440 minutes)
  • Recipient: maintenance@yourcompany.com