https://securityguardtour.com/glossary/deadman-switch
Deadman switch — definition | securityguardtour.com
A deadman switch is a check-in that triggers an alert if a guard fails to respond within an interval. Definition, lone-worker context, OSHA compliance.
deadman switchdefinition
https://www.everblast.com/deadman-handle-2/ev6911-0002-detail?tmpl=component
EV6911-0002 Toggle Switch for Deadman handle. Key # 1 on diagram. El
EV6911-0002 Toggle Switch for Deadman handle. Key # 1 on diagram. Electric Deadman Handle
toggle switchdeadmanhandlekeydiagram