Fluke 190C series or 2x5C series

Firmware version 8.04For versions V7.0x, V8.00 or V8.02

Firmware version 6.15For versions V6.14, V6.13, V6.12, V6.11, V6.10, V6.00, V5.04, V5.03 (Note: Upgrading to version 7.06 requires repeating calibration, contact Fluke Service Center.)