CHeKT is introducing the following changes to Monitor Center alarm contact codes as part of the CHeKT Firmware 6.0 release on May 26, 2026.
All sites, regardless of firmware version, will be updated to use the new and updated contact codes listed below. The Firmware 6.0 release date serves as the baseline for introducing these updated contact codes.
Monitoring centers and operators should ensure all automation software is updated to reflect these changes and enhancements prior to the CHeKT Firmware 6.0 release.