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TrendReader TRX Changelog - Release Notes of Recent Changes

The notes below summarize recent updates to TrendReader TRX. This is not a complete historical change log.

For the full version history, download TrendReader TRX and review the change log included with the installation package (click the ellipsis > readme.txt in the upper right of any TRX page).

RELEASE NOTES

Version 4.0.0.447 (2026-06-22):

Added RTD equations

Fixed issue where custom equations used incorrect factory equation when using signed bytes

        Hide comments if associated lines are hidden

Version 4.0.0.445 (2026-05-20):

Fixed issue where grid didn't update if compound line added
Removed most if not all references to PRO

Version 4.0.0.444 (2026-05-11):

Fixed issue with CONSTANT in compound lines
user calibration: swap low/mid/high/offset columns depending on if equation is primary or secondary (ie: resistance vs R...
more corrections to RTD equations
corrections to RTD equations
Added code to update Statsview and Gridview when a compound line is added
made eq wiz smaller. Also made equation list more visible to other parts of the program

Version 4.0.0.443 (2026-04-20): 

Updated all AssemblyInfo.cs files to 443. The program *should* be able to be installed over earlier versions.

Version 4.0.0.442 (2026-03-16):

TRGraph: change to progress bar. Change to SRX7

Version 4.0.0.441 (2026-03-02):

Gigagraph: changes to compound lines
Connections: changes for comms

Version 4.0.0.440 (2026-02-18):

Connections: several changes for CR2-connected loggers
 comms: several changes associated with CR2 communication

Version 4.0.0.437 (2025-12-12):

FIXED:

658. Loggers. SRX. Fixed, for configurable channels, where an erroneous "equation not found" warning was being given when a channel's config was changed.

Version 4.0.0.436 (2025-12-09):

ADDED:

265. Graphs. Stats. Added code to show equation.

FIXED:

657. Graphs. Changed loadDLF regarding axes when a channel has an unknown equation.
Version 4.0.0.435 (2025-12-01):

FIXED:

656. Equations. Support for Inverted custom equations.

Version 4.0.0.433 (2025-11-28):

ADDED:

264. Equations. SRX. Added channel types 280, 281 RTDs.

FIXED:

655. Graphs. Fixed changes to unit conversion update system.
654. Graphs. Removed ability to edit axis ID.
653. Graphs. Now handling the numpad "-" and "*" for all fields in EditDLF.

Version 4.0.0.432 (2025-11-13):

FIXED:

652. Graphs. Improvements to redrawing the graph when units/subunits are changed.
651. Graphs. Fixed the issue with keypad subtract not working (relates to: list of valid keys for the edit box in EditDLF).
650. Graphs. Added code to identify unit on event (relates to: redraw graph on units changed only if those units are actually used in the graph).
649. Graphs. Added error handling if "Save Graphable As DLF" fails.

Version 4.0.0.431 (2025-10-31):

ADDED:

  • 263. Loggers. SRX. Added the ability to download a logger that the PC did not recognize as a drive (aka gradational download).

FIXED:

  • 648. Loggers. SRX. Changed logger template Save As file name format to include the logger's serial number.
  • 647. Graphs. Added code to redraw graph on units changed only if those units are actually used in the graph.
  • 646. Graphs. Added code to save comments when truncating graph.
  • 645. Graphs. Moved unzoom buttons to right end of bar.
  • 644. Graphs. Added key.subtract and key.add to list of valid keys for the edit box in EditDLF.

Version 4.0.0.430 (2025-10-24):

FIXED:

  • 643. Graphs. Fixed issue where "numlock" keys were not accepted by "EditDLF" for calibration.
  • 642. Graphs. Added code to set min/max "X" extents instead of using the default autoscale.
  • 641. Graphs. Fixed an issue where "utcLast" was one interval greater than it should have been.

Version 4.0.0.429 (2025-10-17):

FIXED:

  • 640. Graphs. Improved grid printing.
  • 639. Graphs. Changed initial size of summary report to better fit smaller screens.
  • 638. Graphs. Fixed saving moved comments.
  • 637. Graphs. Fixed issue with MarkDataPoints not being saved.

Version 4.0.0.428 (2025-10-06):

ADDED:

  • 262. Equations. Added some new thermistor probe equations.

FIXED:

  •  636. Equations. Updated thermistor probe descriptions.
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