Alter - Model MGX-70 & GDX-70 - Measuring / Detection Heads Systems
From Stationary systems
SDO control units are produced in three variants:
- SDO/P – basic version have the ability to connect an external siren and single (adjustable) relay output to control external devices.
- SDO/Z - Extended version from the basic enriched with the valve control system
- SDO/ZA – Advanced version Have ability to connect an external siren, 3 ( adjustable ) relay output , valve control system and emergency power ( battery )