Geofences in the field
How the Sentinel app notifies field operators on entering restricted zones and how to use operations zones to add context in the dashboard.
April 18, 2026Read article
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Category
Mobile app
How the Sentinel mobile app works: remote config, geofences, missions, dead man switch, and dashboard sync.
Explore by area
3 articles
Getting started
Your first steps with Sentinel
1 article
Hardware
LoRa nodes, gateway, and firmware
5 articles
Tactical map
HUD, colors, layers, and mesh
3 articles
Geofences
Zones, rules, and events
5 articles
Mobile app
Field operators
2 articles
Alerts & SOS
Incident response
3 articles
Use cases
Sentinel in the field
3 articles
Management
Account, team, and data
Inactivity watchdog (dead man switch)
Sentinel monitors each node's last valid GPS fix and records a warning when an operator stops reporting position for too long. How it works and how to configure it.
April 18, 2026Read article
Missions on dashboard and mobile
How to create missions from the Sentinel hub, assign them to a node, and view them in the operator's mobile app. Bidirectional flow between dashboard and field.
April 18, 2026Read article
Per-unit threads
Sentinel fleet chat centralizes messaging between the operations center and each identified node. How to leverage it and when not to use it.
April 18, 2026Read article
Remote feature flags
The Sentinel app queries /api/mobile/config at sign-in to enable SOS, geofences, and other modules per organization. How these feature flags work.
April 18, 2026Read article
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