1. Updated user permissions: Ordinary Users can now access Zero Flow/Pressure Calibration and Cut-off settings. 2. Fixed multiple Output Settings issues, including 4 mA/20 mA being editable for Variable scaling, incorrect restoration of Pulse per unit and Device address, and analog scaling type handling. 3. Improved unit settings logic and fixed issues with L/min flow unit, unexpected gas factor changes, and blank Calibration page on S401/S430. 4. Corrected device identification: Device ID 0x1218 now maps to S418 (previously misidentified as S451). 5. Fixed maximum flow reading on S418-V when selecting “0…max flow”.

1. Fixed the connection issue with GD S418-V

1. Supports the S451 & S453 vacuum versions. 2. Added the new device ids: - S415: S415 DN40, S415 DN50 - S418: S418 DN40, S418 DN50, S418-V DN40, S418-V DN50 3. Fixed the issue where saving Output Settings for S451 failed when Alarm was enabled. 4. In the Output Settings, FAD and DryAir cannot be selected when the gas type is not Air. 5. Fixed the issue that "0...max" can't be saved in Output Settings.

1. Fixed the issues of Output Settings for S402 NXP and S430. 2. Fixed the connection issue with S418. 3. Fixed the connection issue with S430. 4. Fixed the issues with S451/453 line chart display.

1. Fixed the issue where scanning the QR code of an ordinary user failed. 2. Fixed the issue where the device could not be connected (Bluetooth connection was not released). 3. Fixed the issue where a blank page appeared after saving Flow Settings. 4. Fixed the issue where a warning popup appeared after saving Unit Settings. 5. Ordinary users can access the logger settings for S418.

1. Fixed the Analog settings issues for S421 S415 S418 S401 S451. 2. Fixed some channels missing in online for S451. 3. Fixed the issue of missing decimal points when entering numbers on iOS.

Added some new screenshots

Update the APP icon