Set of object terminal device No.2

The set of object terminal device No. 2 consists of object terminal device "Security Hub" (hereinafter referred to as ODU) with network adapter, wireless remote control "Astra-8121" and wireless sensors - motion sensor "Astra-5121", sensor for door opening "Astra-3321".
The set is designed to organise a simple security system, which can be subsequently expanded by adding compatible radio devices (up to 32).
The set provides information exchange with mobile and web applications, as well as with the automated workplace of the centralised security station (ACS) through a server via wired Internet channel and wireless GSM channel (2 SIM-cards).
The AED has 2 programmable relays and 4 inputs/outputs for connection of wired sensors or sirens.
Power supply of the alarm system is carried out from the household network 220 V through the mains adapter (included in the set). There is a possibility of power supply from 12 V source. For power supply redundancy, a lithium-ion battery of the size ...