Ver 1.21
2026-7-17
PXZ firmware
Improvement
Improved the protection operation against line voltage fluctuations during startup.
Ver 1.20
2026-5-28
PXZ firmware
Improvement
Improved the distortion of the input current waveform and the three-phase current balance under light-load conditions.
Ver 1.19
2026-5-28
PXZ firmware
Resolved issues
Fixed the issue where LOAD ON could not be enabled after startup.
Ver 1.18
2025-12-17
PXZ firmware
Improvement
Improved the setup memory function and sequence function to restrict the input of invalid characters.
Improvement
Improved CC, CP, and CR operation stability by setting the CV value to 0 V when instability occurs.
Resolved issues
Fixed the issue where, in touch panel numeric input for sine waveform (Amplitude and Offset), settings near the upper and lower limits could not be entered in some cases.
Resolved issues
Fixed the issue where an error may occur when accessing the embedded website with Safari browser and moving between pages.
Resolved issues
Fixed the issue where the entered value could not be confirmed even after pressing the Enter key when accessing the embedded website from a tablet device and entering a setting value.
Resolved issues
Fixed the issue where the system did not operate properly when navigating to a page that required password unlocking without unlocking it while operating the embedded website with Safari browser.
Resolved issues
Fixed the resolution of numeric input for Duty in the pulse function on the touch panel.
Resolved issues
Fixed the issue where the LOAD LED remained lit even though the load turned off when restoring factory default settings while the load was on.
Ver 1.16
2025-7-01
PXZ firmware
Resolved issues
Fixed the issue where startup may fail if a unit other than the slave unit (the last unit) is turned on last during parallel operation.
Ver 1.15
2025-4-14
PXZ firmware
Resolved issues
Fixed the issue where the POWER ON" function of the general-purpose digital output did not operate correctly during parallel operation.
Resolved issues
Fixed the issue in the measurement recording function where, after setting the record count to 10 or more and the recording time (Average) to 0.5 ms or less, if a sequence was executed before the measurement finished, the measurement menu remained in the "Abort" state even after the measurement finished.
Improvement
Improved the embedded web page to automatically navigate to the intended page after unlocking the Security page.
Ver 1.14
2024-10-18
PXZ firmware
Resolved issues
Fixed the issue where an INP command is sometimes not applied when sending a specific command immediately after sending the INP command.
Ver 1.13
2024-5-24
PXZ firmware
Resolved issues
Resolved the issue where the Output key can not be operated for a certain period of time while drawing a graph at the View Chart of the Measure function.
Resolved issues
Resolved the issue where values that differ from the edited ones are shown in the list of steps being executed when creating, editing, and immediately executing a sequence program by the SCPI command while the sequence execution screen is displayed.
Resolved issues
Resolved the issue where an alarm sounds when setting a value other than the default value and restarting the system on the sine function of the CV mode.
Resolved issues
Because an error occurs on the browser when starting the measurement on the main unit while acquiring measurement data on the Logging screen of the web browser interface, resolved to display a notification on the web browser prompting you to update when a new measurement starts.
Ver 1.12
2024-3-26
PXZ firmware
Resolved issues
Fixed the issue that when continuously transmitting SCPI commands via LAN communication, the data frame of LAN communication became empty and communication was occasionally interrupted.

