BCU1 Controller Spec Sheet November 01, 2022 20:58 Updated HySecurity_BCU1-Controller_SpecSheet_Rev-C_1017_v1.pdf 800 KB Download Related articles BCU1 Firmware Update Instructions BCU1 Control board:"I02", "I03", and "I04" error meanings and fixes Mercury 310 User Guide Mercury 310 Installation and Programming Manual Smart Touch Controller Spec Sheet