Knowledge Base

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AcStag App Update to Version 1.0.6

In the AcStag 0.64.2.12703 app, a new firmware version, v1.0.6, has been released for controllers in the STAG 500 GO family. The update introduces new diagnostic features and improvements that enhance user experience and system reliability. Requirements To use controllers with firmware v1.0.6, you need the AcStag app, version 0.64 or later. Key Changes in…

13.07.2026

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2026

Software Update for AcStag app to version 1.0.5

We have released a new firmware version, v1.0.5, for controllers in the STAG 500 GO family. The update introduces new features, expands configuration options, and includes a number of improvements that enhance the calibration experience and the system’s day-to-day operation. Requirements To use a controller with firmware v1.0.5, you need the app version 0.63 or […]
We have released a new firmware version, v1.0.5, for controllers in the STAG 500 GO family. The update introduces new features, expands configuration options, and includes a number of improvements that enhance the calibration experience and the system’s day-to-day operation. Requirements To use a controller with firmware v1.0.5, you need the app version 0.63 or […]

06.07.2026
Update to theSTAGcontroller lineup – important changes effective in 2026

In the first half of 2026, we will begin a gradual upgrade of the entireSTAGcontroller line.
In the first half of 2026, we will begin a gradual upgrade of the entireSTAGcontroller line.

18.02.2026

2025

ULTIMUS – New GenerationSTAG400 DPI

ULTIMUS – New GenerationSTAG400 DPI

TheSTAG400.4 DPI ULTIMUS controller is a state-of-the-art device for sequential gas injection

TheSTAG400.4 DPI ULTIMUS controller is a state-of-the-art device for sequential gas injection

29.05.2025

PS-04 MAX – a new version of the pressure sensorSTAG

The latest version of the popular sensorSTAG.
The latest version of the popular sensorSTAG.

11.02.2025