PTEST.PRO · Downloads

PTEST.PRO

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Software & Drivers

Latest versions of PTEST.PRO and KELLER LEO recorder driver for Windows

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PTEST.PRO Application
Windows · Pressure test monitoring
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KELLER LEO Driver
Windows · USB recorder driver
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Installation Guide

1
Download and install the KELLER LEO Driver (ZIP → extract → run setup)
2
Connect the KELLER LEO recorder via USB — Windows will detect it automatically
3
Run PTEST.PRO.exe — no installation required, portable application
4
Connect the recorder and wait — the app scans COM ports automatically and connects without any manual selection

Release Notes

PTEST.PRO v0.10.2
BETA
31 May 2026
  • New Submit to Server — saves the full test session (live buffer, delta, form data) to ptest.pro under a unique session number; retrieve any previous session on any device by entering its number
  • Zero-click device connection — app scans all COM ports automatically on startup and tries the last successful port first; just plug in the KELLER LEO and wait for Connected
  • Fixed auto-connect not remembering the port across EXE restarts — session data was written to PyInstaller's temporary directory (wiped on close); now stored in AppData\Local\PTEST_PRO\
PTEST.PRO v0.10.1
BETA
27 May 2026
  • New HP Completion panel — real-time ETA range for the SLB 15-min hold; shows Criterion Satisfied once the window passes
  • Shell and SLB HP status messages unified: Window → Δ drop (pct%) format for both tests
  • Fixed window-start chart annotations (LP / Shell / SLB) appearing at wrong positions
  • UI cleanup — simplified Trend Analysis, End-of-Test and HP Completion detail lines
PTEST.PRO v0.10.0
BETA
May 2026
  • New Trend Analysis panel — live classification: Stable / Stabilizing / Possible Leak / Increasing, with R² indicator
  • New End-of-Test Pressure prediction — real-time Pump-up Required / Recommended / Not Required verdict
  • Y-axis and X-axis zoom presets; new Delta chart (min-by-min PSI drop)
  • Colour-coded pressure delta; pulsing LIVE badge; SLB 15-min hold tracked in parallel with QSSC 5-min
  • Allow Incoming firewall button; auto-reconnect on serial errors; Windows sleep prevention
PTEST.PRO v0.9.3
BETA
25 May 2026
  • HP bleed-off detection — trailing pressure drops after bleed valve opens are excluded from the hold analysis window and PDF report
PTEST.PRO v0.9.2
BETA
25 May 2026
  • Redesigned connection panel; Reset Session button; Zone 2 layout for supporting data
  • Thermal expansion note in PDF report; auto-sync on server session restart
PTEST.PRO v0.9.0
BETA
25 May 2026
  • Live pressure monitoring via KELLER LEO USB recorder over serial/TCP
  • Automatic LP / HP / SLB phase detection with pass/fail status bar and completion chime
  • PDF report generation (QSSC & SLB templates); session save/restore
  • Portable single-file .exe — no installation required