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•Door status: it defines the “door condition”, open or closed, which can be in detail: 
a. Door closed and safe: with spring latch and bolts extended (shot out). 
b. Door closed and not safe (ajar): with only spring latch inserted. 
c. Door opening or tampering: with backward spring latch movement and bolts inserted. 
d. Door fully open: spring latch and bolts backward/withdrawn. 
•Door status relay: it is a relay, built-in into the X1R Smart electronic board, that allows to send 
outside the Door status signal: open or close. It can be used for example in a home automation 
system, to switch on the light when door opens, or to activate an alarm system when door closes. 
It needs to work the DC external power supply by Cable gland spring.
•External control module: it is an accessory connected by a wiring to the lock electronic board. It 
has to be installed in the external side of the door and embed an RFID module, for Cards reading 
purpose, and a Bluetooth module for the Argo app interface. It can be supplied with keyboard, 
to memorize PIN as Credential to open the door. 
•Internal control module: it is an accessory connected by a wiring to the lock electronic board. It 
has to be installed in the internal side of the door and by 2 buttons, allows the door opening and 
closing. It is normally used without Single Action version. 
•Master card: Cards used to program and manage the Access Control Device. 
•Master Card Level: it is related to the number printed on each Master Card, belonging to the 
same System Code, that can be 1, 2 or 3. 
•Master Card Set: set of three Master Cards numbered from 1 to 3, belonging to the same System 
code. The Master Card of higher number disable the Master Card of lower number. 
•Optoisolated input: it is an electrical input made by a component that transfers electrical signals 
between two circuits, keeping them isolated between each other. In this way issues to one of 
the two circuit, such as electrostatic discharges, voltage spikes or short circuits, does not affect 
the other one. 
•Programming mode: software condition, feasible by Master Card, that allows software 
modification to the Device. 
•Remote opening command: it is an opening command sent to the lock through an optoisolated 
input. It can be, for example, an intercom push button or a button placed nearby the reception 
desk. 
•Single Action: lock version made of a very advanced and precise mechanical system, that allows 
the internal handle to retract latch and deadbolts in one unique and fluid movement 
•Smart series: Access Control Device which embed Bluetooth radio module to communicate to 
compatible smartphone by the Argo app. 
•System Code: unique number associated to a Master Card set. 
•User Card: Card used to open one or more doors 
•User List: Credential list enabled to open an Access Control Device.