Terms, Acronyms, Abbreviations

AGL	Above Ground Level.
ATS	Autonomous Triggering System that is independent of any flight critical system of the DJI M3D/T. Used to initiate parachute deployment upon detection of a critical failure of the DJI M3D/T during flight.
Authorized Dealer	An AVSS approved distribution partner who sells the PRS-M3DT.
Drone	When referring to a DJI M3D/T, other relevant terms include Aircraft, RPAS, sUAS, UAS, and UAV.
EFTS	External Flight Termination System is a device that complies with EASA's MOC2511, which disables the power to the drone.
End-User	The owner of the PRS-M3DT who had purchased the system from an AVSS Authorized Dealer.
FTS	Flight Termination System is a device that will disable the propulsion system of the DJI M3D/T.
IP Rating	Ingress Protection Rating.
MTD	The Manual Triggering Device, initiated by arming the PRS through the DJI M3D/T Drone Transmitter, Allows for manual deployment of the PRS-M3DT system. This is accessed through the Transmitter PSDK Interface.
MDA	The Minimum Deployable Altitude is the lowest altitude at which the PRS-M3DT is rated to deploy successfully.
Parachute Pod™	This refers to the non-replaceable Parachute Pod™ that contains the parachute of the AVSS PRS-M3DT.
PRS-M3DTEX	This version of the PRS-M3DT includes the External FTS for MOC2511 compliance. All mentions of the PRS-M3DT are valid for the PRS-M3DTEX in this User Manual.
PSDK	Payload Software Development Kit. This is the software application between the drone and the PRS-M3DT.
Normal Mode	The PRS-M3DT shall be used only in N-mode (Normal): N-mode works best when the GPS signal is strong. The DJI M3D/T utilizes GPS and Forward and Downward Vision Systems to locate itself, automatically stabilize, and navigate between obstacles. Complete details can be found at https://enterprise.dji.com/dock-2/specs.
PRS	As per ASTM F3322, a PRS is a "summation of the components of a parachute recovery system that work to reduce descent velocity."
Shall and Must	“shall” and/or "must" versus “should” versus “may”, v—use of the word “shall” and/or "must" implies that a procedure or statement is mandatory and shall be followed to comply with this specification. “should” implies that this procedure/statement is recommended, and “may” implies that it is optional at the discretion of the supplier, manufacturer, or operator.