PLC – IDEC OS Firmware Update Procedure

SUMMARY This article contains instructions on how to update the IDEC PLC firmware to the latest version. SYMPTOMS When performing PLC/HMI control logic software update, downloaded from this site, an error indicating “PLC Type/Version Error. CAUSE Features offered on the latest PLC logic update are not supported on the PLC’s current OS version. RESOLUTION In […]

PLC/HMI Update Procedure – Four or More Compressor Models

SUMMARY This article contains instructions and downloadable software for updating Legacy chillers equipped with the IDEC Pentra PLC and touch screen. MORE INFORMATION These instructions require inserting a USB drive into the back of your chiller’s HMI Touch Screen while power is on. You should not attempt this unless you understand the potential risks of […]

PLC/HMI Update Procedure for Single and Dual Compressor Models

SUMMARY This article contains instructions and downloadable software for updating Legacy chillers equipped with the IDEC Pentra PLC and touch screen. RESOLUTION Important information: If your chiller of PSG retrofit kit was manufactured prior to 4-28-16, please check your chillers control version located on the lower left of your home screen. If you are running […]