KW9M Eco-POWER METER Standard type Firmware Detailed Version-Up Information
Version-up Information
Version-UP Information (Ver.1.40 to Ver.1.50) (December 3, 2018 update)
The following points have been upgraded.
[Add functions]
- Add function to save display item.
- Add function to initialize settings.
[Improve functions]
- Improve the reliability of display function. (Strengthen restore processing when display abnormality occurs.)
Version-UP Information (Ver.1.32 to Ver.1.40) (February 2017 update)
The following points have been upgraded.
[Add functions]
- Add 115,200bps and 57,600bps to RS485 transmission speed.
- Support measurement resolution of integral active power from 0.01Wh.
Version-UP Information (Ver.1.31 to Ver.1.32) (June 2016 update)
The following points have been upgraded.
[Improve functions]
- Improve reading of THD values (voltage and current) easier.
Version-UP Information (Ver.1.30 to Ver.1.31) (April 2016 update)
The following points have been upgraded.
[Modify the below errors]
- Improve the flicker of display.
Version-UP Information (Ver.1.20 to Ver.1.30) (July 2015 update)
The following points have been upgraded.
[Add functions]
- Add functions of current cut-off.
Version-UP Information (Ver.1.10 to Ver.1.20) (July 2014 update)
The following points have been upgraded.
[Add functions]
- Reset function with communication.
[Improve functions]
- Improve calculation method of total integral power when integral power of one phase returns to '0'.
Version-UP Information (Ver.1.01 to Ver.1.10) (February 2014 update)
The following points have been upgraded.
[Add functions]
- Demand measurement function based on IEC standard.
- Current THD / voltage THD measuring function.
- Maximum value of primary side current of CT (from 4000 to 65535A).
- Setting of update cycle (available to set in the range of 100 to 1000ms).
- Readout function of power factor status lead / lag.
[Change specifications]
- Improve the accuracy of power measurement with unbalancing load at 3P3W system.
Version-Up Information (Ver.1.00 to Ver.1.01) (April 2013 update)
The following points have been upgraded.
[Modify the below errors]
- It can't start again even if it recover the power supply voltage after instantaneous power failure.
- Display update cycle is delayed during RS485 communication with lower baud rate (under 4800bps).
